hannahloehr hannahloehr

10-09-2019
Mathematics

contestada

Joel can run around a 1/4 mi track in 72 sec and Jason can run around the track in 63 sec . If the runners start at the same spot and run in opposite directions how long will it take the runners to cover 1/4 mi?

Respuesta :

JoelG3377 JoelG3377

10-09-2019

Answer:

67.5 seconds

Step-by-step explanation:

I can run faster :D

Find the mean of the runner's speeds as (72 + 63)/2 = 67.5

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