Dave walked to the store at an average speed of 3.5 miles per hour for 0.5 hours. Then he jogged to his friend’s house at an average speed o

Question

Dave walked to the store at an average speed of 3.5 miles per hour for 0.5 hours. Then he jogged to his friend’s house at an average speed of 7 miles per hour for 1.5 hours. What was the total distance in miles that Dave traveled?

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Eirian 5 years 2021-08-11T22:58:08+00:00 1 Answers 24 views 0

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  1. diemthu
    0
    2021-08-11T22:59:29+00:00
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    Answer:

    21 miles

    Step-by-step explanation:

    s=vt

    Vt = 3.5mi/h + 7mi/h

    = 10.5mi/h

    Tt = 0.5 hr + 1.5hr

    = 2 hr

    St = 10.5(2hr)

    = 21 miles

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