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11 February, 13:49

Olivia is carpeting her living room. It is 6-by-7.5 feet. If she wants to buy 10 percent extra for waste, how m any square feet of carpet should she buy? A. 45 square feet B. 49.5 square feet C. 55 square feet D. 59.5 square feet

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  1. 11 February, 14:35
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    49.5 square feet.

    Step-by-step explanation:

    6 by 7.5 means 6 x 7.5.

    6 x 7.5 = 45

    She wants to by 10% extra.

    45 is 100% so multiply 45 by 1.1.

    45 x 1.1 = 49.5
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