The number of squares of 1' × 8' drop siding (to the nearest square) required for a hip roof structure that is 40' long and 25' wide with 10' high walls, fifteen 3' × 5' windows, one 8' × 7' garage door, and two 8' × 7' sliding doors is _____. (Assume a waste allowance of 16%.)
a. 7
b. 9
c. 11
d. 13
Answer: C
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