The length of rectangle is three times the width. If the perimeter is 36 cm, find the width

The length of rectangle is three times the width. If the perimeter is 36 cm, find the width

A 7.5 cm

B 6.5 cm

C 5.6 cm

D 5.4 cm

Solution

Correct Answer: Option E

suppose, width= x length = 3x here, 2(3x+x)=36 or,x=4.5