Quantitative Aptitude - Arithmetic Ability Questions

What would be the compound interest of Rs. 25000 for 2 yrs. at 5% per annum?

The whole surface area of a pyramid whose base is a regular polygon is 340 cm2 and area of its base is 100 cm2 . Area of each lateral face is 30 cm2. Then the number of lateral faces is

What is the effective discount (in %) on two successive discounts of 20% and 10%?

A wheel has diameter 84 cm. The number of complete revolution it will take to cover 792 m is

Pipes A and C can fill an empty cistern in 32 and 48 hrs, respectively while Pipe B can drain the filled cistern in 24hrs. If the three pipes are turned on together when the cistern is empty, how many hrs will it take for the cistern to be 2/3 full?

4 years ago, the ratio of Vikah's to Rahul's age was 3:5. After 6 years, this ratio would become 4:5. Find present age of Rahul.

ΔABC is similar to ΔDEF. If the ratio of similar sides is K:1, the ratio of their areas is

Two trains are moving in the same direction at the speed of 24 km/hr and 50 km/hr. The time taken by faster train to cross a man sitting in the slower train is 72 seconds. What will be the length (in metres) of the faster train?