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Question

A rectangular tile measures 3 inches by 4 inches. What is the fewest number of these tiles that are needed to completely cover a rectangular region that is 2 feet by 5 feet?

Accepted Answer

The area of the floor in square feet 5 2 = 10. Each tile has an area in square feet of ( 14 ) ( 13 ) = 112, so the minimum number of tiles is 10( 112 ) = 120.