Question

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

Answer 1

Answer:

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.