Question 4

Geometry Level 2

A rectangular frame measuring $10"$ by $15"$ has five square holes for photos. Four of the holes are $2"$ by $2",$ and one hole is $3"$ by $3".$ The portion of the frame's area that was not cut away for photo holes can be expressed as $\frac{A}{B}$ for positive coprime $A$ and $B.$ Find $A+B.$

×