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11-10-2021
Mathematics

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A MARAThon runner runs 1620 yards in 9 minutes, how many seconds will it take him to run 351 ft

Respuesta :

saltedpasta saltedpasta

11-10-2021

1 yard = 3 feet.

Therefore, 1620 yards = 4860 feet

4860 ft in 9 minutes, or 540 seconds

Average speed = distance / time

Average speed = 4860 ft / 540 seconds

Average speed = 9 ft / s

Time = distance / speed

Time = 351 ft / (9ft/s)

Time = 39 seconds!!

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