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anonymous

  • 5 years ago

how do I set up this word problem? Kay spends 250 min/wk exercising. Her ratio of time spent on aerobics to time spent on weight training is 3 to 2. How many minutes does she spend per week on each?

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  1. Regan
    • 5 years ago
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    3/2=250/x solve

  2. anonymous
    • 5 years ago
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    do I multiply or divide?

  3. anonymous
    • 5 years ago
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    cross muiltiply that :]

  4. anonymous
    • 5 years ago
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    3x + 2x = 250 5x = 250 x = 50 so 3x = 150 minutes on aerobics and 2x = 100 minutes on weight training

  5. anonymous
    • 5 years ago
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    It is not 3/2 = 250/x that would be if it said she spent 250 minutes doing aerobics

  6. anonymous
    • 5 years ago
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    3/250= 2/x gives the same answer..

  7. Regan
    • 5 years ago
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    o i see, i dont really consider doing wieghts excersise

  8. anonymous
    • 5 years ago
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    Thank you for your help.

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