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14 July, 05:43

if j is the number of integers between 1 and 500 that are divisible by 9 and k is the number of integers between 1 and 500 that are divisible by 7, what is j + k?

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  1. 14 July, 06:12
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    126

    Step-by-step explanation:

    The number of numbers divisible by 9 is ...

    j = floor (500/9) = 55

    The number of numbers divisible by 7 is ...

    k = floor (500/7) = 71

    Then the total (j+k) is ...

    j + k = 55 + 71 = 126
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