contestada

Joe was walking to a grocery store at a speed of 50 feet in 9 seconds. at what speed was he walking in miles per hour
(1 mile = 5280 feet)​

Respuesta :

Answer:

3.79 miles per hour to the nearest hundredth.

Step-by-step explanation:

There are 3600 seconds in 1 hour.

50  feet in 9 seconds = 50/9 feet per second.

= (50/9) * 3600  feet  per hour

= (50/9) * 3600 / 5280 miles per hour.

= 50 * 400 / 5280

= 3.79 miles / hour.

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