jrosenicadog22 jrosenicadog22

28-01-2021
Mathematics

contestada

A ball dropped from the roof of a 120 foot high building took 4 seconds to reach the ground. What was the average speed of the ball during its fall?

A
480 feet per second
B
124 feet per second
C
30 feet per second
D
130 feet per second

Respuesta :

pulariius pulariius

28-01-2021

Answer:

answer is C

average speed=distance÷time=120÷4=30

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