cmikhail562 cmikhail562

24-11-2017
Mathematics

contestada

A car travels 100 meters in 5 seconds. What is the speed of the car?

speed = distance over time; 1 mile = 1609 meters
a. 8.9 miles per hour
b.16 miles per hour
c.20 miles per hour d.44.7 miles per hour

Respuesta :

vunderkid vunderkid

24-11-2017

1 meter =1/1609 miles
V=100*(1/1609)*(3600/5)=44.748 miles per hour

Answer is d. 44.7 mph

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