Quantitative Aptitude - MCQ Practice Questions

A shopkeeper offers 30% discount on marked price. Even after the discount, he makes a profit of 20%. If the cost price is Rs. 2100, what is the marked price?

Three pipes A, B, C can fill a tank in 6, 8, 12 hours respectively. If all three are opened, in how many hours will the tank be full?

A borrowed Rs. 5000 at 8% per annum for 3 years. B borrowed the same amount at 10% per annum for 2 years. What is the difference in interest paid?

A train 280m long passes a man in 14 seconds and crosses a bridge in 26 seconds. What is the length of the bridge?

The price of petrol increased from Rs. 80 to Rs. 100 per liter. By what percentage should a man reduce consumption to keep expenditure the same?

A and B working together can complete a job in 6 days. B and C working together can complete it in 9 days. A and C working together can complete it in 12 days. In how many days can all three complete it together?

A boat's effective speed downstream is 16 km/h and upstream is 8 km/h. How long does it take to travel 80 km in still water?

A property value depreciates by 10% annually. If its current value is Rs. 900000, what was its value 3 years ago?

A mixture contains 30% alcohol. If 10 liters of pure alcohol is added to 50 liters of mixture, what is the new percentage of alcohol?

Two workers can complete a project: alone A takes 15 days, alone B takes 20 days. After A works for 5 days, B joins. How many more days are needed?

Two pipes A and B can fill a tank in 10 hours and 15 hours. A third pipe C can empty it in 12 hours. If all three are opened, in how many hours will the tank be filled?

A train 200m long passes a bridge 300m long completely in 25 seconds. What is the speed of the train in km/h?

A tank has two inlet pipes A and B, and one outlet pipe C. A fills in 10 hours, B in 15 hours, C drains in 20 hours. Starting empty, time to fill?

Two pipes A and B can fill a tank in 12 hours and 15 hours respectively. If both pipes are opened together and pipe C (outlet) is opened after 2 hours which can empty the tank in 10 hours, how long will it take to fill the tank?

A boat travels 90 km upstream and 110 km downstream. The upstream journey takes 6 hours and downstream takes 5 hours. What is the speed of the boat in still water?

A and B can do a work in 12 days. B and C can do it in 15 days. A and C can do it in 20 days. In how many days can all three working together complete the work?

Two pipes fill a tank in 6 and 8 hours respectively. Drain empties in 12 hours. All open?

A goods train 400m long passes stationary pole in 20 seconds. Speed in km/h?

A's 3-day work equals B's 4-day work. If A and B work together for 6 days, A completes what fraction alone?

A shopkeeper gives 15% discount and still makes 20% profit. If CP is Rs. 200, marked price is: