Quantitative Aptitude - MCQ Practice Questions
Practice free Quantitative Aptitude multiple-choice questions with detailed answers and explanations. Perfect for competitive exam preparation.
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A and B together can complete a work in 12 days. B and C together can complete it in 15 days. A and C together can complete it in 20 days. How many days will A alone take?
A boat's speed in still water is 15 km/h. It takes 2 hours to go 30 km upstream. What is the speed of the current?
Two pipes A and B can fill a tank in 20 hours and 30 hours respectively. An outlet pipe C can empty it in 40 hours. If all three are opened together, how long will it take to fill the tank?
The ratio of speeds of two trains is 3:4. They travel towards each other. If they meet after 4 hours and the slower train covers 240 km, what is the distance between the two stations?
A man invests Rs. 5000 in two schemes at 12% and 8% p.a. respectively. If he gets Rs. 520 as interest after 1 year, how much did he invest in the 12% scheme?
A vendor buys 100 articles for Rs. 4000. He sells 60 at a profit of 10% and 40 at a loss of 5%. What is his overall profit/loss percentage?
Two pipes fill a tank in 15 and 20 minutes respectively. How long will it take to fill the tank if both are opened?
A commodity's price increases by 25% in the first year and decreases by 20% in the second year. If the initial price was Rs. 1000, what is the price after 2 years?
A is 50% more efficient than B. If B can complete a task in 24 days, how long will A take?
A merchant offers 30% discount on marked price. Even after discount, he makes 20% profit. If cost price is Rs. 700, what is the marked price?
A sum becomes Rs. 1,331 in 3 years at 10% p.a. compound interest. What is principal?
Workers A and B together complete a job in 12 days. A alone takes 20 days. How many days for B alone?
Marked price is Rs. 800. After successive discounts of 10% and 15%, what is final selling price?
A man covers 120 km in 8 hours partly by train at 20 km/h and partly by bus at 12 km/h. Distance by train?
Three pipes A, B, C can fill a tank in 20, 30, 60 minutes respectively. Time to fill if all three work together?
A person's income increased by 20%, then decreased by 20%. Net change in income?
A boat travels 36 km downstream in 2 hours and 32 km upstream in 4 hours. Speed of boat in still water?
A merchant's profit percentage on cost price is 25%. What is his profit percentage on selling price?
Pipe A fills a tank in 15 hours, Pipe B in 20 hours, and Pipe C empties it in 30 hours. If all three work together, how long to fill the tank?
Two trains running in opposite directions cross each other in 8 seconds. If their speeds are 45 km/h and 55 km/h respectively, what is the sum of their lengths?