Quantitative Aptitude - MCQ Practice Questions

A merchant buys goods at Rs. 75 per unit and sells at Rs. 100 per unit. His profit per unit and overall profit percentage are?

Two trains of lengths 150m and 250m are moving towards each other at speeds of 45 km/h and 35 km/h. How long will they take to completely pass each other?

A's salary is 20% less than B's. B's salary is what percentage more than A's?

A tank can be filled by pipe A in 20 hours and by pipe B in 30 hours. Both pipes are opened for 10 hours, then pipe A is closed. How long will pipe B take to fill the remaining tank?

A sum becomes Rs. 2420 in 2 years at 10% p.a. simple interest. What was the original sum?

A retailer marks goods 50% above cost price. He gives 20% discount on marked price. What is net profit percentage?

A percentage increase of 25% followed by a percentage decrease of 20% results in a net change of?

A sum becomes Rs. 3600 in 3 years at 10% p.a. compound interest. What's the principal?

A trader marks goods 40% above cost price and gives 10% discount. What's his profit%?

A's income is 25% more than B's. By what % is B's income less than A's?

A can do $\frac{1}{3}$ of work in 5 days. How many days for complete work?

P and Q working together can finish work in 8 days. P alone in 12 days. Q alone takes?

A train travels 240 km in 4 hours. What's its speed in m/s?

A boat travels 30 km upstream in 6 hours and downstream 30 km in 3 hours. Find stream speed?

Rs. 5000 invested at 12% p.a. compound interest. Amount after 2 years?

A pipe fills $\frac{1}{4}$ tank in 3 hours. Full tank in how many hours?

A man buys 50 kg rice at Rs. 8/kg and sells at Rs. 10/kg. What's profit%?

A train 250m long passes a platform 350m long. Time taken is 24 seconds. Find speed of train.

A boat takes 3 hours to travel 24 km downstream and 4 hours to travel 16 km upstream. Find speed of boat in still water.

Pipes A and B fill a tank in 12 and 15 hours respectively. Pipe C empties in 20 hours. All three open together, tank fills in?