The length and breadth of rectangle are in the rtio 3:1. If the breadth in 1 cm , then the length of rectangle is

The length and breadth of rectangle are in the rtio 3:1. If the breadth in 1 cm , then the length of rectangle is

Explanation

Let the Breadth be = x

then length be = 3x

Given:

Breadth is 7cm  

If x = 7 cm  

Then,

3x = 3(7)  

= 21cm