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22 August, 19:54

Samantha wants to tile the floor of her bathroom that measures 20 feet long and 9 feet wide. She determines that she will need 1 tile for every 4 foot by 3 foot area. What is the minimum number of tiles that she will need to cover the entire bathroom floor?

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  1. 22 August, 20:07
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    Total area of bathroom = 20 * 9 = 180 square feet

    Area of one tile = 4 * 3 = 12 square feet

    She needs x number of tiles to cover entire bathroom floor:

    x = 180 square feet : 12 square feet

    x = 15 tiles
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