For the following questions answer them individually
P, Q and R alone can do a piece of work in 5, 6 and 4 days respectively. All three of them began the work together but Q left 1 days before completion of the work. In how many days was the work completed?
Two cubes each of edge 14 cm are joined to form a single cuboid. What is the volume of the cuboid formed?
Two successive discounts of 10 percent and 15 percent are given by Rajat on a shirt. If the marked price of the shirt is Rs. 800, then what is the value of discount?
In a box, the ratio of number of green stones to black stones is 5 : 8. If there are 24 black stones, then how many total stones are in the box?
The compound interest on Rs. 1,00,000 at 25% per annum for 2 years compounded annually is:
Two trains are moving in the same direction at the speed of 44 km/hr and 70 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 of the faster train?
A sum of Rs. 3000 becomes Rs. 4320 In 2 years at a certain rate of compound inrerest (compounding annually). How much this sum will become after 4 years?
