Quantitative Aptitude - MCQ Practice Questions

A train running at 80 km/h crosses a stationary train of length 200m in 18 seconds. What is the length of the moving train?

If Rs. 10000 becomes Rs. 14641 in 4 years at compound interest, what is the rate per annum?

P, Q, R can do a work in 6, 8, 12 days respectively. If they work together, in how many days will they finish $\frac{1}{2}$ of the work?

A vendor bought bananas at 6 for Rs. 5 and sold at 5 for Rs. 6. What is his profit percentage?

A sum of money becomes Rs. 9000 in 2 years and Rs. 10125 in 3 years at compound interest. What is the rate of interest?

Two pipes A and B can fill a tank in 10 hours and 15 hours respectively. A third pipe C empties it in 20 hours. If all three are opened simultaneously, in how many hours will the tank be filled?

A merchant bought goods for Rs. 8000. He marked them 50% above cost price but gave a discount of 10%. What is his profit?

Two taps A and B can fill a tank in 20 and 30 minutes respectively. A third tap C empties it in 40 minutes. If all three are opened together, in how many minutes will the tank be full?

A boat takes 3 hours to travel 72 km downstream and 6 hours to travel the same distance upstream. What is the speed of the current?

A sum becomes Rs. 14400 in 2 years at 20% per annum compound interest. What is the principal?

X can do a work in 12 days, Y can do it in 18 days. They work together for 3 days, then X leaves. In how many more days will Y complete the work?

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 sum doubles in 5 years at simple interest. At the same rate, in how many years will it become 4 times?

A sum of money becomes Rs. 1,296 in 2 years and Rs. 1,728 in 3 years at compound interest. Find rate of interest.

Two trains of lengths 150m and 100m run on parallel tracks at 60 km/h and 40 km/h respectively in opposite directions. Time to cross each other?

A man invests Rs. 4000 for 3 years. Part at 5% and remaining at 7% p.a. simple interest. Total interest = Rs. 820. Amount at 5%?