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18 January, 18:49

Width of a rectangle is 2:5. If the rectangle has a perimeter of 98 inches, what is the area of the rectangle

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  1. 18 January, 19:01
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    W:l = 2:5

    5w = 2l ... (a)

    P = 2 * (l + w) = 98

    2l + 2w = 98 From (a) 2l = 5w

    5w + 2w = 98.

    7w = 98

    w = 98/7

    w = 14

    2l = 5w

    2l = 5*14

    l = 5*14/2 = 70/2 = 35

    l = 35.

    Area = l * w = 35 * 14 = 490 inches²
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