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 Indonesia has quite rapid development of the retail business. This requires actors who have retail businesses to be involved in consumer purchasing decisions. There are several factors that influence consumer purchasing decisions, one of which is a good and strategic layout of facilities. Cahaya Abadi is a shop that runs a retail business. Cahaya Abadi Store provides various products for daily consumer needs. This research was conducted using the Activity Relationship Chart (ARC) method and Total Closeness Rating (TCR) calculations in data processing. The research uses the Activity Relationship Chart (ARC) method and Total Closeness Rating (TCR) calculations. This research uses primary and secondary data and the methods used are qualitative and quantitative methods. The layout is based on providing convenience for consumers in shopping and it is hoped that consumers will have an efficient and effective time in shopping.

Working on a project requires careful planning, so that it can be carried out with optimal time and cost. However, in practice, the implementation of project work usually encounters obstacles that cause schedule delays which result in cost overruns. Therefore, to determine the accuracy of the implementation of a project, routine evaluation and analysis is carried out with the aim of knowing how the progress of a project is progressing. In this research, the Earned Value Analysis method is used to examine trends in schedule variance and cost variance in a period (time) during the project. Based on the calculations and analysis carried out, it can be concluded that there were no delays in the implementation of the Kapal X construction project at X company, the work was carried out according to the predetermined schedule, even faster than the previously planned schedule. Based on the results of the analysis of project completion projections in terms of time, the results for the projected remaining work time (ETS) were 268 days and for the projected total project completion time to completion (EAS) it was 594 days or 306 days faster than the initial plan of 900 days.    

Furniture raw materials are still a major challenge in the industry, in line with the wishes of consumers to get good quality raw materials and soaring export demand, so there is a need for a control process to monitor the value of products using forecasting. The purpose of this study was to predict gross domestic product in the furniture industry in Indonesia in 2022. This study used secondary data on the quarterly trend of gross domestic product in the furniture industry in Indonesia 2010-2021 taken from the research industry data processed by BPS and Bank Indonesia, The method used is Double Exponential Smoothing-Holt. The results of the calculation using the double exponential smoothing-holt method obtained a value of α of 0.658 and β of 0.008 where the forecasting results for the 2022 period, namely the 1 quarter of 7.602 billion rupiah, quarter 2 of 7.676 billion rupiah, quarter 3 of 7.749 billion rupiah, and quarter 4 of 7.822 billion rupiah. Where the MAPE value is 0.737% which means forecasting has very good results.

Every year, Setia Janji District routinely holds village competitions. Village competition assessments are held to motivate village officials and the community to compete in building a good village. As for the village assessment, currently the calculations in the assessment are still done manually and are not yet open. Assessments also still use paper so processing takes quite a long time and is sometimes unbalanced. By utilizing technological advances, a decision support system is needed to make it easier to determine the best village in Setia Janji District. The aim of this research is to determine the best village in Setia Janji District using a comparison of the TOPSIS Method and the WASPAS Method.

Groovy Space Coffee and Kitchen is a coffee shop located in the Bogor City area that serves several types of drinks such as coffee and tea and several foods, both snacks and heavy meals. This research aims to optimize the layout of the sitting room at Groovy Space Coffee and Kitchen using the Activity Relationship Chart (ARC) method based on the results of the Total Cleseness Rating (TCR) calculation. The ARC method is used to determine optimal seating space layout arrangements by considering the shape of the room and the available area. Meanwhile, the TCR method is used to overcome potential conflicts in the use of seating space, such as the density of visitors at certain times. The application of these two methods is expected to produce a seating space layout that is efficient, comfortable, and able to better accommodate the number of visitors. The results of this research show that the new layout is more effective and efficient compared to the previous layout with the results showing that the new layout includes additional seating in the outdoor area and also a change in concept from outdoor to semi-outdoor.

In Indonesia, almost every year train accidents occur which result in casualties and considerable material losses. The factors that cause train accidents are human resources, facilities, infrastructure and environmental factors. The method used in this study is the measurement of the level of fatigue that occurs in machinists and assistant machinists using the fatigue index calculator and for measuring the quality of sleep whether good or not using the Pitsburgh sleep quality index questionnaire. Data collection is divided into two parts, namely the collection of working time data from machinists and assistant machinists to determine the level of fatigue and the collection of data from the distribution of questionnaires to determine sleep quality. Working time data is the schedule of machinists and assistant machinists every day which will then be calculated the level of fatigue using the fatigue index calculator. For the calculation of sleep quality, the Pitsburgh sleep quality questionnaire was distributed to 62 respondents. From the results of the calculation of the fatigue index calculator for machinists and assistant machinists every day, it is found that the fatigue index value varies for each day. This can also be seen from the results of the calculation of the standard deviation for 62 respondents which ranges between the value of 6 or 7. The results of the calculation of the sleep quality index showed that 84% of machinists and assistant machinists have a good sleep quality.

In the era of increasingly rapid globalization, the industrial world is faced with inevitable dynamics. One important aspect in industry is optimal layout planning. The right layout determines the effective placement of production facilities, thereby smoothing the production process and increasing productivity. The current layout of production facilities at Bebeke Om Aris Dramaga is not optimal, causing production inefficiencies and increased costs. This research aims to redesign the layout of facilities at Bebeke Om Aris Dramaga. This research examines the design of alternative layouts at Bebeke Om Aris Dramaga with the aim of increasing productivity. The methods used are Activity Relationship Chart (ARC) and Total Closeness Rating (TCR). Production location calculations are carried out periodically to obtain accurate information. The research results show that the proposed layout has shorter distances between facilities. Apart from that, the resulting service time is more optimal. This change in store layout shows that the new layout is more effective and efficient than the old layout. This is proven by research results which show that the new layout design can reduce the time spent by employees in the production process and service to customers and the distance between facilities and increase the efficiency of employee movement.

Roads in Manokwari City still need a lot to be improved, especially on the Pegaf city boundary road - South Manokwari district, because this road connects the border between the City and the district.... This study aims to calculate the productivity of heavy equipment working on road improvement work, Analyzing the balance of road improvement work tools and knowing the total cost and time required in road improvement projects. So that this research is expected to be useful for optimizing the performance of road sections and being able to provide solutions to problems that occur and can provide an overview of the process of using heavy equipment that is effective and efficient. Productivity is the ability to produce something, so it can be said that heavy equipment productivity is the ability of heavy equipment to produce something per unit of time. In general, heavy equipment work production has the same calculation principles. The basic principles of calculating heavy equipment work production are 4 steps, namely calculating actual capacity, cycle time, calculating gross work production (PKK) and calculating actual work production (PKA). So it can be concluded that the productivity of ordinary embankment excavator 173.68m3 / hour, dump truck 10 tons of ordinary embankment 45.58m3 / hour, optional embankment 36.3m3 / hour, asphalt foundation layer (HRS Base) 7.91m3 / hour, Dump truck 4 tons of Class A aggregate layer 4.02m3 / hour, Class B aggregate layer 4.06m3/hour, motor grader 315m2/hour regular embankment, 174.30 m3/hour optional embankment, 561m2/hour pavement preparation, Class A aggregate layer 274.63m3/hour, Class B aggregate layer 274.63m3/hour, vibratory roller regular embankment 159.36 m3/hour, class A aggregate layer 77.02m3/hour, class B aggregate layer 77.02m3/hour asphalt distributor binder layer 4980 liters, air compressor binder work 1365.35 liters, asphalt finisher asphalt foundation layer (HRS Base) 69.85 tons, tandem roller regular embankment 39.84m3/hour, preparation of the road body 272.98m3 / hour, paving 86.59m3 / hour, wheel loader preferred embankment 117.58m3 / hour, class A aggregate layer 114.98m3 / hour, class B aggregate layer 116.53m3 / hour and tire roller paving 104.06 tons and the total cost of all equipment rental is Rp. 254,091,569.

 Bone cancer that has metastasized can be detected through a bone fingerprint examination, which involves the injection of tc-99m with the pharmaceutical Methylene Diphosphate (MDP). Bone prints are often used to trigger possible metastases of cancer to the bone, which is a major health problem for women worldwide. This study aims to activate the described organ uptake and residual radiopharmaceuticals in bone prints using the Region of Interest (ROI) method. The research was conducted on five datasets of patients with breast cancer. The patient received an intravenous injection of tc-99m MDP and, three hours later, underwent a bone fingerprint examination with a gamma camera. The image results from the gamma camera were processed using the ROI technique and analyzed further using statistical methods. The research findings showed that the five patients experienced an average reduction in residual radiopharmaceuticals of 2.965945119 mCi. Several factors, such as examination time, radiopharmaceutical dose, and body metabolism, influence the decay of radioactive activity in the body. The calculation of the absorption percentage for the five patients showed variations between 0.190070697% and 0.3510157519%

Intersections are the most important factor in determining the capacity and travel time on a road section. The development of transportation in the city of Medan has had an impact on increasing the movement of people, goods and services. This also greatly demands increased transportation facilities and infrastructure in the city of Medan. The increase in the number of vehicles that is not balanced with infrastructure will cause conflicts on roads, especially at the intersection of three Jalan-Sisingamangaraja Jalan .Alfalah To anticipate This requires further study or research. In this research, analysis of intersection performance calculations uses the 1997 (MKJI) guidelines. The survey was carried out on Monday 14 August 2023 to 20 August 2023. Then the peak hours were searched for the volume of vehicle flow crossing the three intersections. Then create a new cycle time for the intersection. The results of the analysis in this research, from survey results, by looking for new cycle times to reduce queue lengths and delays (Delay). The new cycle time obtained to reduce queue lengths and delays for the three intersections on the northern approach is 859.927 seconds/intersection. Then at the southern approach with a total delay of 2,056,013 sec/intersection and at the western approach with a delay of 307,555 sec/intersection. For existing conditions the queue length (QL) is 1321 meters for the northern approach, (QL) 1372 meters for the southern approach and (QL) 1321 meters for the west

Methanol plant from glycerol is a good prospect in Indonesia. Until 2021, methanol is only supplied by one methanol producer located in East Kalimantan, namely PT. Kalimantan Timur with a production capacity of 660,000 tons/year. Therefore, the methanol plant from glycerol has a very important meaning for the acquisition of foreign exchange as well as employment. This article presents an economic evaluation of a methanol plant from glycerol with a capacity of 40,000 tons/year. Profitability analysis calculation is done by two methods, the method that do not consider the time value of money and the method that consider the time value of money. The results of the method that do not consider the time value of money obtained ROI value (before tax) 34.62%, ROI value (after tax) 24.24%, and the value of PBP 2.98 years. Using the method that consider the time value of money, the NPW value was Rp. 1,458 billion and the DCFRR / IRR was 39.25%. The sensitivity analysis also deserves to see the effect of the factor that influence the economic viability, and provide more information for the optimization of Methanol production.

Recognizing outstanding students is an essential strategy to encourage learners to improve their academic performance and overall learning quality. However, the process of selecting the best students at SMK Negeri 1 Raman Utara still encounters significant challenges due to the complexity of the evaluation criteria, which include academic achievement, attendance, participation in extracurricular activities, and student behavior. The current manual selection method is considered less effective because it is time-consuming and susceptible to subjectivity in decision-making. This study aims to address these issues by developing a technology-based Decision Support System utilizing the Simple Additive Weighting (SAW) method. SAW was chosen for its efficiency in solving multi-criteria problems through matrix normalization and preference weighting for each alternative. The development process includes requirement analysis, system design, and the implementation of an automated ranking mechanism for student candidates. Based on the testing results, the implemented system can process assessment data rapidly and produce accurate and objective rankings of high-achieving students. The system offers a practical solution for the school by enhancing transparency and validity in the selection process, minimizing human calculation errors, and supporting more equitable and data-driven decision-making.

Bookkeeping administration is an important aspect in waste bank activities because it has the benefit of recording and carrying out complete and detailed reporting within a certain time period, so that there are no differences in calculations between customers and the Waste Bank management. The importance of bookkeeping administration in managing the Waste Bank (recording the entry and exit of each type of waste managed by the Waste Bank), can help optimize waste management and increase the effectiveness of waste management. Simple bookkeeping (in the form of Socialization) was introduced in the transaction cycle at the Bank Sampah "Sami Berkah", Kelurahan Meteseh, Kecamatan Tembalang, Semarang (making a Chart of Account, Journal from proof of transactions, posting to the ledger and subsidiary books, up to making Financial Reports). The administrative management of the Bank Sampah Sami Berkah has met the minimum requirements of the Dinas Lingkungan Hidup, starting from books, officers, waste reception schedules, until the waste deposited has been sorted by customers/members. Likewise, the duties and responsibilities of waste bank management officers are in accordance with the job and description of the organizational structure. The proposed use of the information system at the "Sami Berkah" Waste Bank is the use of an Android-based application or web system (mobile web access) in order to accommodate the need for faster and easier information access for customers/Members and Waste Bank managers, as well as being able to overcome the Bank's operational problems. Waste starts from customer registration, savings transaction processes to reporting, efficiently and with integrity. and easy to manage by admins and monitored by users directly.

There are many taxpayers who have not paid their motor vehicle tax, even though the aim of the motor vehicle tax reduction program in Riau Province is so that taxpayers pay their motor vehicle tax after the tax payment period has passed. This research aims to see how effectively the motor vehicle tax reduction program in Riau Province has been running. The research method this time is using a qualitative research method. The reason the researcher used a qualitative research method was so that the researcher could see and analyze the extent to which the effectiveness of the motor vehicle tax reduction program in Riau Province was running. The theory in this research uses Mahmudi's effectiveness theory which consists of quality, quantity and time. The results of this research are that the motor vehicle tax whitening program that is already underway in Riau Province cannot be said to be effective. According to calculations, the number of vehicles that are in arrears in their motor vehicle tax payments is around 1 million vehicles and so far those who have utilized the motor vehicle tax whitening program in Riau Province are around 390 thousand motor vehicles. With this number of vehicles, researchers can conclude that less than half of the number of motorized vehicles in Riau Province have paid their motor vehicle tax which is in arrears. Of course, the hope is that the vehicle tax reduction program in Riau Province can make people aware of their tax obligations, where this program also exists to relieve people because they no longer need to pay administrative tax fines, they just have to pay the principal tax.

The research was conducted with the aim of knowing the effect of serialized image media on the achievement of cognitive development of children aged 5-6 years at TK Harapan Kita Yadika, Labuhanbatu Selatan Regency. His study used a type of experimental research with a Quasi Experiment design in the form of The Equivalent Time Sample Design. The study population consisted of all children aged 5-6 years at TK Harapan Kita Yadika Kindergarten as many as 2 classes. The sampling technique used simple random sampling technique with the consideration of taking one group randomly, namely Melati 1 class which amounted to 18 children. This research variable consists of independent variables, namely serialized images and dependent variables, namely the achievement of children's cognitive development. Data collection techniques using observation with observation sheet instrument. The data were analyzed using non-parametric statistics by means of the wilcoxon test with a real level of α = 0.05 with a critical value of 40. The results showed that there was a significant effect of serialized image media on the cognitive development outcomes of children aged 5-6 years at TK Harapan Kita Yadika South Labuhanbatu Regency. With the results of statistical calculations where the hypothesis test results show Jcount of 54.5. The hypothesis testing criteria used are the real rate α = 0.05, with dk = n-1 obtained Jtable of 40, so it can be concluded that Jcount (54.5) > Jtable (40). This means that Ha is accepted and Ho is rejected or means that serialized image media has a significant effect on the achievement of cognitive development of children aged 5-6 years at TK Harapan Kita Yadika Kindergarten, Labuhanbatu Selatan Regency.

Infrastructure development in Jombang Regency has increased, after the city returned to normal from the Covid outbreak over time. The natural gem subsidized housing project was built on an area of ​​7,410 m2. This landed house was built with Type 30/60 with a total of 71 housing units. This project was built by PT SAMI KARYA. In this research, data collection was obtained from developers such as weekly reports, daily reports, work schedules, RAB, and actual costs. In 2023, demand for houses in Jombang Regency will increase drastically because there are still many people who need a place to live. The methods used are Return of investment, Internal rate of return and Benefit cost ratio. The ROI calculation method is concluded to be still in profitable status as a long-term investment and can be used to invest in subsidized housing development projects with an ROI value above 16.19% as a return on investment parameter, but after carrying out a trial calculation, a profit value of 389 is obtained. % and of course achieve, even exceed the target.

Artificial food additives pose significant health risks to Gulf Cooperation Council (GCC) citizens despite regional authorities' extensive medical, legislative, and technological efforts. Literature highlights the detrimental impacts of these additives, including malnutrition, digestive disorders, respiratory problems, skin issues, hives, nausea, diarrhea, shortness of breath, allergic reactions, high blood pressure, and tumors. The research project at hand aims at becoming the first official and comprehensive mobile application of its own in the GCC region that manages the calculation and demonstration of an up-to-date health and legal knowledge base of the impacts of artificial additives, enhances the awareness, automatically recognizes the artificial additives, and provides alternative solutions, for both android and IOS mobile platforms. This research project introduces "Weqaya," a pioneering mobile application designed to manage, educate, and raise awareness about the effects of artificial additives. Weqaya provides real-time health and legal information, identifies additives, and suggests alternative solutions for Android and iOS platforms. The project employs an Agile-based SDLC model to explore, develop, and evaluate the food additive phenomena in Weqaya. The application's usability evaluation scores a promising 95.21%, indicating its potential utility for GCC health ministries, dietitians, academics, researchers, and food producers in enhancing knowledge and promoting non-artificial food options.

Sanoi Village and Ronggaiwa Beach are villages that are located in Waropen District and are part of the province of Papua. Along the Sanoi Village Road and Ronggaiwa Beach is a road that runs along the coastline and is an accessibility route between villages and the logistics of maritime transportation which is an economic route of the Waropen District Government so abrasion handling must be carried out immediately. The study examines the extensive calculations and advance backward coastline and also the exploitation of the local wisdom of the community as an abrasion countermeasures.The research methods used to the objectives of the study are quantitative descriptive methods, spatial analysis, time series analysis and analysis of local intelligence indicators. Quantitative deskriptive analysis is by displaying field images and presenting width changes in coastlines and coastline backward velocities throughout 2012, until 2022. Spatial analyses using ArcGIS software and field observations. Time series analysis to observe the changes in the width and backward speed of coasts by looking at the 2012 image, up to 2022. Local intelligence indikator analysis is an analysis that identifies the local abilities that communities use in performing abrasion backwardness. The results of the research showed that there was a wide change of coastline and the rate of reversal of the coastal line along the year 2012 to 2022, in which four years once counted the area of blood abrasion and the speed of retrocession of coastal lines. Based on the results of observations found that the change in coastalline occurred due to the magnitude of abrasions that occurred in Sanoi Village and Ronggaiwa Beach. However, with the knowledge of local wisdom that the community possesses, it can prevent and control abrasion by using the environment to form the traditional talud that is often referred to as the local community with the name Talud Rufia.

At this time technology can no longer be avoided, various sectors can take advantage of it, including the education sector. The way that can be utilized is by using learning media during the learning process because it will create a comfortable, enjoyable and interesting atmosphere to obtain maximum results. The aim of this research is to explain and identify the influence of using audio-visual learning media on vocational school student learning outcomes. This research aims to determine the effect of audio-visual learning media on vocational school student learning outcomes. To get what is desired, a quantitative research approach is used with experimental types and a Quasi Experimental research design. Data is calculated using statistical calculations (SPSS). In this research, simple linear regression analysis and t test were used. Testing the hypothesis with the t test obtained a t count value of 10.733 it means t hitung > t table (10.733 > 1.699) and significance (0.000 < 0.05) so it can be concluded that there is an influence of Audio Visual Learning Media on Vocational School Student Learning Outcomes.

The WISN method is a resource management tool that calculates staff needs based on workload for certain staff categories and clearly the facility and type of health facility. This tool can be applied nationally, regionally, in health facilities, namely it is easy to use both technically, comprehensive, realistic and makes it easy to determine variations in human resource needs in various types of health services such as community health centers and hospitals. The aim of this research is to analyze the need for nursing staff based on workload using the Workload Indicator Staff Need (WISN) method in the Inpatient Room at RSUD dr. R.M. Djoelham Binjai in 2023. The research design used was descriptive research using observational techniques. The population in this study were all nurses in the Inpatient Room at RSUD dr. R.M. Djoelham Binjai, numbering 61 nurses, this population sampling was carried out using purposive sampling. The number of samples to be studied was 61 people. Data analysis was carried out using the WISN analysis. After the data was obtained from filling out the questionnaire by the researcher based on observations, recording and adjustments were made to the work documentation carried out by the nursing staff in the Inpatient Room. The results of research based on WISN method calculations show that the need for nursing staff in the Inpatient Room at RSUD dr. R.M. Djoelham Binjai still lacks 3 nursing staff. The conclusion was that there was an influence between working time, activities of nursing staff, workload standards, slack factors and calculations of nursing staff needs for nursing staff on the need for nursing staff in the Inpatient Room at RSUD dr. R.M. Djoelham Binjai, it is recommended that the Head of the Inpatient Room need to evaluate the division of tasks so that the nursing service process can be carried out well and improve the quality of service in the Inpatient Room at RSUD dr. R.M. Djoelham Binjai