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Miguel is choosing between two exercise routines.

In Routine #1, he does only running, burning 15 calories per minute.
In Routine #2, he burns 12 calories walking. He then runs at a rate that burns 12 calories per minute.

For what amounts of time spent running will Routine #1 burn more calories than Routine #2? Use t for the number of minutes spent running, and solve your inequality for t.

  • Algebra -

    routine #1:
    Amt = 15t
    routine #2 = 12 + 12t

    when is
    15t > 12+12t

    easy to solve

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