Question

The length of a rectangle is 6 m less than 3 times its breadth if its perimeter is 148 M find the dimension of the rectangle

Answer 1

let the breadth be x
so, length = 3x-6
ATQ,
perimeter = 148
2(l+b) = 148
3x-6+x = 148/2
4x-6 = 74
4x = 74+6
4x = 80
x = 80/4
x = 20
so,