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A girl runs up the down escalator in the mall. If the escalator is moving with a velocity of 24 m/min and the girl is running with a velocity of 30 m/min, how far up the escalator can she go in 4 minutes?
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21 votes
21 votes
A girl runs up the down escalator in the mall. If the escalator is moving with a

velocity of 24 m/min and the girl is running with a velocity of 30 m/min, how
far up the escalator can she go in 4 minutes?
O A. 24 m
B. 10 m
C. 30 m
о
D. 48 m

User Zergylord
by
3.2k points

1 Answer

21 votes
21 votes

Answer:

24

Step-by-step explanation:

24 m

Running up - velocity + 30 m/min

Escalator 's moving down velocity - 24 m/min

Sum velocity (30 - 24) = 6 m/min

6 m/min * 4 min = 24 m

User Chad Johnson
by
3.3k points
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