Question 4

Geometry Level 2

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

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