Question

A rectangle has a length to breadth ratio of 7:5. The length is increased by 15% without any change to the breadth, resulting in an 84 m² increase in the rectangle's area. What is the perimeter of the original rectangle?

A 96 metres
B 144 metres
C 120 metres
D 72 metres
E None of these
Practice Next

Relevant for Exams:

Hey! Ask a query