Quantitative Aptitude - MCQ Practice Questions

A contractor undertakes to build a road in 75 days with 40 workers. After 25 days, only $\frac{1}{4}$ of the road is completed. How many additional workers are needed to complete the road on time?

If 15 workers can dig 10 wells in 8 days, how many workers are needed to dig 4 wells in 6 days?

A and B start a business with ₹10,000 and ₹15,000 respectively. After 8 months, C joins with ₹12,000. At the end of the year, profit is ₹11,400. How much profit does A get?

A shopkeeper marks items 60% above cost. He gives 10% discount on marked price and an additional 5% discount on the discounted price. What is his net profit percentage?

Three pipes A, B, C can fill a tank in 6, 8, 12 hours respectively. If A and B are opened for 2 hours, then A is closed and C is opened, in how many more hours will the tank be filled?

A boat can cover 45 km downstream and 27 km upstream in 9 hours. If the speed of current is 3 km/h, find the speed of boat in still water.

A contractor undertakes a project for ₹1,00,000 to be completed in 100 days. For every day of delay, he loses ₹500. If he completes in 110 days, what is his net income?

A piece of work can be done by 12 men in 16 days. If 4 men leave after 6 days, how many more days are needed to complete the work?

Two pipes A and B fill a tank in 12 and 15 hours respectively. A third pipe C empties it in 20 hours. If all three are opened, in how many hours will the tank be full?

A sells an article to B at 20% profit. B sells it to C at 10% loss. If C pays ₹1080, what is A's cost price?

A man invests ₹1000 at 10% SI for 3 years and ₹2000 at 12% SI for 2 years. What is his total return?

Two men A and B can do a job in 30 and 40 days respectively. They work together for 10 days, then A leaves. In how many days will B complete the remaining work?

A 400 m long train is running at 72 km/h. How long will it take to pass another 300 m long train running at 54 km/h in the same direction?

A sum becomes ₹1331 after 3 years at 10% per annum compound interest. What was the principal?

A merchant marks his goods 40% above the cost price. What discount percent should he give to gain 12%?

If the price of rice increases by 25%, by what percentage should consumption be reduced to keep expenditure constant?

A man invested ₹50,000 at 10% SI per annum. After how many years will the interest be ₹15,000?

A trader marks goods 80% above cost price. He gives a discount such that his profit is 44%. What is the discount percentage?

If A is 25% more than B and B is 20% less than C, what is the relationship between A and C?

A company's stock price increased by 16% in 2024. If the price at the end of 2024 was ₹465, what was it at the beginning?