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March 26, 2017

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It takes Tammy 45 minutes to ride her bike 5 miles. At this rate, how longwill it take her to ride 8 miles?

  • algebra - ,

    rate= 5mile/45min= 1mile/8 min

    8 miles= rate*time
    = 1mile/8min * time
    time= 64 min

  • algebra - ,

    45/5 = 9 minutes per mile

    8 * 9 = ?

  • algebra - ,

    72 minutes

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