Pri 5 maths

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Mrs lao bought 5 blouses and 6 skirts for $108. Three skirts cost as much as 2 blouses. How much did she pay for the 6 skirts?

  • Pri 5 maths -

    3s = 2b
    s = 2b/3

    5b + 6s = 108
    5b + 6(2b/3) = 108
    5b + 4b = 108
    b = 12
    then s = 8

    6 skirts = 48

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