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27 October, 14:24

Select the best answer for the question. 17. 18 is what percent of 20? A. 10% B. 90% C. 18% D. 95%

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  1. 27 October, 14:33
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    The answer is b 90%
  2. 27 October, 15:16
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    Percent formula : is/of = %/100

    18 is what percent of 20 ...

    is = 18

    of = 20

    % = x

    sub and solve

    18/20 = x/100

    cross multiply

    (20) (x) = (100) (18)

    20x = 1800

    x = 1800/20

    x = 90 < = = = so 18 is 90% of 20
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