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27 October, 11:10

1/5 of a number is 8. What is the number?

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Answers (2)
  1. 27 October, 11:15
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    40 because 8 times 5 is 40 which makes 8 one fifth of 40.
  2. 27 October, 11:21
    0
    We set up a proportion: 8/? = 1/5

    Cross multiply: 1*? = 8*5

    ⇒? = 8*5/1 = 40

    1/5 of 40 is 8.
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