Question

The Ratio between length and
breadth of a rectangle is 5:4
breadth of rectangle
and its area § 320cm². The
ч​

Answer 1

area of rectangle= l× b

area = 320

let , length= 5 x

breath = 4x

area of rectangle = length × breadth

320 = 5x × 4x

320= 20x

x = 320/ 20

x = 16

length = 5x = 5 × 16 = 80

breath = 4x = 4 × 16 = 64