:- ( Choose the solution to this inequality. 7/2 ≥ b + 9/5

a). b ≥ 2/5
b). b ≤ 1 7/10
c). b ≤ −2/3
d).b < 2 2/7

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.