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2 December, 18:52

A family travels for 3 hours at 55 miles per hour, then takes a 30 minute break, before continuing for 2 hours at 70 miles per hour. Calculate the total driving time, the distance traveled and the average speed.

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  1. 2 December, 21:53
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    3 hours at 55 miles per hour; 165 miles traveled

    2 hours at 70 miles per hour : 170 miles traveled

    total driving time: 5 hours (2+3)

    distance traveled: 335 miles (165+170)

    average speed: 62.5 miles per hour [ (55 + 70) / 2 ]
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