Question

The perimeter of a rectangle is 240 cm. If its length is increased by 10% and its breadth is decreased by 20%, we get the same perimeter. Find the length and the breadth of the rectangle​

Answer 1

Step-by-step explanation:

L=x

B=y

2x+2y=240........(I)

2(1.10x)+2(0.80y)=240..........(II)

Solving equations w/g

X=80=length

Y=40=breadth

Hope it will help