Question

Tamika had a 4 by 7 in. photograph enlarged. Both length and width were increased to 130% of the original size. Find the perimeter of the enlarged photograph.

Answer 1

4*130%=5.2
7*130%=9.1
5.2*2+9.1*2=28.6 in

or You can just do
(4+7)*130%*2=28.6 in