Civil Services
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Q. A renewable energy project costs $2 million and is expected to save $300,000 annually. What is the payback period in years?
Q. A renewable energy project costs $500,000 and is expected to save $100,000 annually in energy costs. How many years will it take to break even?
Q. A renewable energy project costs $500,000 and is expected to save $50,000 annually in energy costs. How many years will it take to break even?
Q. A report indicates that 30% of government contracts are awarded through corrupt means. If there are 500 contracts, how many are likely awarded corruptly?
Q. A report indicates that 70% of employees feel that ethical practices improve workplace morale. If there are 300 employees, how many feel this way?
Q. A report states that 25% of the employees in a firm are part-time workers. If there are 160 employees, how many are part-time?
Q. A report states that 40% of children in a city live in poverty. If there are 2,500 children in the city, how many live in poverty?
Q. A report states that 5% of a population of 10,000 is disabled. How many disabled individuals are there?
Q. A report states that 5% of the population is unemployed. If the total population is 1,000,000, how many people are employed?
Q. A research team found that 50% of a certain habitat's species are insects. If there are 400 species total, how many are insects?
Q. A researcher finds that their study results can be manipulated to favor a certain outcome. They can either publish the results as they are or alter them for a more favorable outcome. What is the ethical choice?
Q. A researcher needs to dilute a 10M solution to a 1M solution. If they take 100 mL of the 10M solution, how much water should they add?
Q. A response team has 80% of their supplies ready. If they have 1,000 units of supplies, how many units are not ready?
Q. A river's flow rate is measured at 500 cubic meters per second. How much water flows through the river in one hour?
Q. A rural development program costs $500,000 and is expected to benefit 10,000 families. What is the cost per family?
Q. A salary of $3000 is adjusted for inflation of 6%. What will be the new salary?
Q. A satellite completes one orbit around the Earth in 90 minutes. How many orbits does it complete in 24 hours?
Q. A satellite orbits the Earth at a height of 500 km. If the radius of the Earth is approximately 6,371 km, what is the total distance from the center of the Earth to the satellite?
Q. A school has 1200 students. If 60% of them are boys, how many girls are there in the school?
Q. A school has 240 students. If 25% of them are girls, how many boys are there?
Q. A school has 80% of its students passing an exam. If there are 250 students, how many passed the exam?
Q. A sculpture is made of 80% clay and 20% glaze. If the total weight of the sculpture is 10 kg, how much does the glaze weigh?
Q. A security agency has a budget of $1,200,000. If they spend 40% on personnel, how much is left for other expenses?
Q. A security protocol reduces the risk of breaches by 25%. If the initial risk is 80%, what is the new risk level?
Q. A security system can process 150 alerts per hour. How many alerts can it process in 8 hours?
Q. A security system has a failure rate of 2%. If there are 500 systems installed, how many are expected to fail?
Q. A security update reduces the vulnerability of a system by 75%. If the initial vulnerability score was 80, what is the new score?
Q. A shopkeeper sells an item for $120, making a profit of 20%. What was the cost price?
Q. A shopkeeper sells an item for $80 after giving a discount of 20%. What was the original price?
Q. A software developer finds a security flaw in their company's product. They can either fix it quietly or disclose it publicly. What is the ethical choice?