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23 December, 06:28

An 8 by 19 ft wall has three 4 by 5ft windows. The area of three windows is what percent of the area of the entire wall

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  1. 23 December, 06:31
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    Area of the wall = 8 x 19 = 152 ft square

    Area of the window = 4 x 5 = 20 ft square

    Area of 3 windows = 20 x 3 = 60 ft square

    The percent area of 3 windows from area of the wall = 60/152 or approximately. 395 or 39.5%
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