Word problem math

Lee worked 22 hours this week and made $132. If she works 15 hours next week at the same pay rate, how much will she make?

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  1. Set up a proportion and cross multiply.

    22/132 = 15/x

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    posted by Ms. Sue
  2. ok that is the equation that I had got as well but how do I cross multiply?

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    posted by ....
  3. Multiply the first and last terms together. Then multiply the middle two terms together.

    22/132 = 15/x
    22x = 132 * 15
    22x = 1980
    x = 90

    You could also find her hourly wage for the 22-hour week and apply it to her 15-hour week.

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    posted by Ms. Sue

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