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math

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There are 40 people at a picnic, there are 4 more children than adults. How many of each are there? adults? children?

  • math -

    40/2 = 20

    How about 18 and 22?

  • math -

    x = no. of adults
    x + 4 = no. of children
    x + x+4 = 40
    2x + 4 = 40
    2x = 36
    x = 18

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