Quantitative Aptitude - MCQ Practice Questions

Rs. 5000 is invested at 12% per annum simple interest. What will be the amount after 3 years?

If 25% of a number is 80, what is 60% of that number?

A shopkeeper offers a 30% discount on marked price. If the marked price is Rs. 1000, what is the selling price?

Two pipes A and B fill a tank in 12 hours and 15 hours respectively. If both are open and there's a drain pipe C that empties it in 20 hours, how long will the tank take to fill?

A person buys a watch for Rs. 400 and sells it for Rs. 520. What is the profit percentage?

X, Y, and Z can do a work in 10, 12, and 15 days respectively. If all three work together, in how many days will the work be completed?

A train 150m long crosses a platform 350m long in 20 seconds. What is the speed of the train?

A boat can travel 48 km downstream in 4 hours and 30 km upstream in 5 hours. What is the boat's speed in still water?

Rs. 8000 is invested at 10% per annum compound interest. What will be the amount after 2 years?

A merchant marks goods at 40% above cost price and gives 10% discount. What is his profit percentage?

A can do a work in 16 days. B is 60% more efficient than A. In how many days can B complete the work alone?

Three tanks have capacities in ratio 2:3:4. They can be filled by three pipes in 6, 8, and 12 hours respectively. If all pipes are opened simultaneously, which tank will be filled first?

A number when increased by 30% and then decreased by 20% becomes 624. What is the original number?

A man invests Rs. 10000 in two schemes at 12% and 15% per annum SI respectively. If total interest after 3 years is Rs. 4050, how much was invested in the first scheme?

Two trains of lengths 200m and 160m are running towards each other at 50 km/h and 40 km/h respectively. How much time will they take to cross each other?

A cistern has three inlet pipes and one outlet pipe. The inlet pipes can fill it in 2, 3, and 4 hours respectively. The outlet can empty it in 1 hour. If all are opened together, will the cistern fill or empty, and in how much time?

A shopkeeper sells an item at 25% profit. If he had bought it at 20% less and sold it at Rs. 90 less, he would have made 40% profit. Find the cost price.

If a number is increased by 40% and then decreased by 30%, the net change in the number is:

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 train travels 480 km at a speed of 60 km/h. If it increases its speed by 20%, how much time will it save?