Arithmetic Reasoning第 11 / 120 题
A rectangular room is 12 feet long and 9 feet wide. If carpet costs $3 per square foot, what is the total cost to carpet the room?
a.$108
b.$252
c.$324
d.$396
解析
The floor area is length times width, or 12 times 9, which equals 108 square feet. Multiplying 108 square feet by $3 per square foot gives $324.
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