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Sengemegz
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Asked: 2020-12-20T13:33:09+00:00 In:

The propability that a number selected at random from 1 to 40 is a multiple of 7 is?

The propability that a number selected at random from 1 to 40 is a multiple of 7 is?

integersprobability

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  1. Moderator

    Sample space={1,2,3,4,5,6...40}
    multiple of 7 within 1 and 40={7,14,21,28,35}
    \therefore P(multiple of 7)=\dfrac{5}{40}=\dfrac{1}{8}

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