The least number, which is a perfect square and is divisible by each of the numbers 16, 20 and 24, is
The least number, which when divided by 12, 15, 20 and 54 leaves in each case a remainder of 8 is:
The least number, which when divided by 4, 5 and 6 leaves remainder 1, 2 and 3 respectively, is
The least perfect square which is divisible by each of 21, 36 and 66 is = ?
The least prime number is .
The length and breadth of a rectangle are 15 cm and 8 cm respectively. Calculate its perimeter (in cm).
The length and breadth of a rectangular park are 100m and 400m respectively. If the area of a path which runs all along the perimeter inside the park is 1056 sqm, what is the width of the path ?
The length and breadth of a room are 8 m and 6 m respectively. A cat runs along all the four walls and finally along a diagonal order to catch a rat. How much total distance is covered by the cat?
The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area?
The length of a rectangle is increased by 60%. By what percent would the width have to be decreased so as to maintain the same area ?
