Quantitative Aptitude - MCQ Practice Questions

A can complete a work in 12 days and B can complete it in 18 days. How many days will they take working together?

A can do a work in 10 days, B can do it in 15 days, and C can do it in 30 days. How long will they take working together?

A completes $\frac{1}{3}$ of work in 5 days. How many more days will A need to complete the remaining work?

A and B together can complete a work in 8 days. A alone can complete it in 12 days. How many days will B take alone?

Two pipes A and B can fill a tank in 12 hours and 18 hours respectively. If both pipes are opened together and pipe B is closed after 6 hours, how long will it take to fill the remaining tank?

A man sells two items. On one he gains 20% and on the other he loses 15%. If the cost prices are ₹500 each, what is his net profit/loss percentage?

P can complete a project in 30 days. Q can complete it in 40 days. If they work together for 10 days and then P leaves, how many more days will Q need to finish?

Three pipes A, B, C can fill a cistern in 6, 8, 10 hours respectively. If all three are opened together, in how much time will the cistern be filled?

A shopkeeper marks goods at 40% above cost price and gives 20% discount. What is his profit percentage?

Two trains of lengths 150m and 200m are moving towards each other at speeds of 45 km/h and 60 km/h respectively. How long will they take to cross each other?

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

Worker A takes 18 days to complete a job. Worker B takes 12 days. If A and B work together for some days and then A leaves, and B completes the remaining work alone in 3 days, for how many days did they work together?

X, Y, and Z can complete a job in 6 days, 8 days, and 12 days respectively. If all three work together, in how many days will the job be completed?

A merchant marks goods at 50% above cost price and gives a 20% discount. What is the profit percentage?

If ₹12,000 becomes ₹14,400 in 2 years at compound interest, what is the rate of interest?

Two trains 150m and 250m long are moving towards each other at 40 km/h and 50 km/h respectively. How long will it take to cross each other?

A can do $\frac{1}{3}$ of work in 5 days. B can do $\frac{2}{3}$ of work in 10 days. In how many days can they complete the entire work together?

A man spends 25% of his income on rent, 30% on food, and saves the rest. If he saves ₹9000 per month, what is his monthly income?

Pipe A fills a tank in 10 hours. Pipe B empties it in 15 hours. If both are opened alternately for 1 hour each, starting with A, how long to fill the tank?

A retailer purchases 100 items at ₹50 each and sells 80 items at ₹75 each and 20 items at ₹40 each. What is the overall profit/loss percentage?