Quantitative Aptitude - MCQ Practice Questions
Practice free Quantitative Aptitude multiple-choice questions with detailed answers and explanations. Perfect for competitive exam preparation.
1,105 questions | 100% Free
A train travelling at 90 km/h takes 8 seconds to cross another train travelling at 54 km/h in the opposite direction. What is the sum of their lengths?
If a cistern is filled by three pipes in 4, 6, and 12 hours respectively, how long will it take to fill if all three are opened together?
A man buys 50 pens at Rs. 3 each and sells them at Rs. 3.50 each. 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?
A boat's speed in still water is 15 km/h and current speed is 3 km/h. What is the ratio of downstream to upstream speeds?
If 75 workers can build a wall in 120 days, how many days will 90 workers take?
A price is increased by 30%, then decreased by 30%. What is the net change?
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 shopkeeper marks an item at Rs. 500. He gives a discount of 20% and still makes a profit of 25%. What is the cost price?
Two pipes A and B can fill a tank in 12 hours and 15 hours respectively. If both pipes are opened together, in how many hours will the tank be filled?
A train 250m long crosses a platform 150m long in 20 seconds. What is the speed of the train?
A boat's speed in still water is 12 km/h and the speed of current is 3 km/h. How long will it take to travel 60 km downstream?
If a number is decreased by 40%, it becomes 300. What is the original number?
A man buys goods for Rs. 2500 and sells them at a loss of 8%. What is the selling price?
X and Y together can complete a work in 18 days. X alone can complete it in 30 days. In how many days can Y alone complete the work?
Rs. 1000 is invested at 10% per annum compound interest for 2 years. What is the final amount?
A boat goes 30 km upstream in 6 hours and 30 km downstream in 3 hours. What is the speed of the boat in still water?
A product's price increased by 25%, then decreased by 20%. What is the net change?
Three pipes A, B, and C can fill a tank in 6, 8, and 12 hours respectively. If all three are opened together, what fraction of the tank is filled in 1 hour?
A train 180m long crosses another train 220m long coming towards it in 9 seconds. If the first train's speed is 40 km/h, what is the speed of the second train?