Sally is buying tiles for her bathroom floor. Each tile is 1 foot by 1 foot. Her bathroom floor measures 12 feet by 7 feet. How many tiles will she need
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Answer:
84.
Step-by-step explanation:
Total area of the floor = 7*12 = 84 ft^2.
Each tile has area 1 ft^2 so the number of tiles = 84.
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