If the length and breadth of a rectangular field are increased, the area increases by 50%. If the increase in length was 20%, by what percentage was the breadth increased?

The length, breadth and height of a cuboid are increased by 10%, 20% and 50% respectively. What is the percentage increase in volume of the cuboid ?

The length of a given rectangle is increased by 20% and the breadth is decreased by 20%, then the area

If the length of a rectangle is increased by 200/3 %, then by what percent should the width of the rectangle be decreased in order to maintain the same area ?

The length and breadth of a square are increased by 30% and 20% respectively. The area of rectangle so formed exceeds the area of the square by :

If the length of a rectangle is increased by 1/3rd and the width is decreased by 1/3rd, then the area of the rectangle is decreased by the fraction