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Julia has 1/3 has many stamps as Robert and also 2/3 as many stamps as erin. if erin has 36 stamps, what is the total number of stamps that the 3 children have?

  • Math - ,

    Erin has 36
    Julia has 2/3 as many as Erin ---> she has (2/3)(36) or 24

    Julia also has 1/3 as many as Robert
    24 = (1/3)(Robert)
    Robert has 72

    Erin has 36
    Julia has 24
    Robert has 72
    for a total of 132

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