Question

The length and the breadth are in the ratio of 3:2 if it's perimeter is 30cm find its breadth

Answer 1

Answer:

30=2(3x+2x)

30=10x

x=3

2×3=6

Answer 2

Answer:

let the ratio be x

3x and 2x

perimeter of rectangle=30 cm

lenght ×breadth=30cm

3x×2x=30

6×=30

×=30÷6

×=5

lenght of rectangle =3×5=15cm

breadth of rectangle=2×5=10cm

FINISH