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27 May, 12:38

If it takes a person 45 minutes to walk 4 dogs, how long does it take for a person to walk 7 dogs?

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  1. 27 May, 12:50
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    1 hour, 18 minutes, 45 seconds

    Step-by-step explanation:

    Let's use a ratio:

    dogs : minutes

    4 : 45

    1 : 11.25

    7 : 78.75

    78.75 minutes or 1 hour, 18 minutes, 45 seconds.
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