A cyclist rides at an average speed of 25 miles per hour. If she wants to bike 195 km, how long (in hours) must she ride

Question

A cyclist rides at an average speed of 25 miles per hour. If she wants to bike 195 km, how long (in hours) must she ride

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Trúc Chi 5 years 2021-08-06T11:44:52+00:00 1 Answers 38 views 0

Answers ( )

  1. danthu
    0
    2021-08-06T11:46:26+00:00
    Reply

    1km = 0.621371miles

    195 km= ?

    cross multiplication

    = 121.167 miles

    25 miles= 1hour

    121.167miles = ?hours

    121.167=25x

    divide by 25x both sides

    =4.84 hours

    approx 5hours

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