A boy goes from A to B with a velocity of 20 m/min and comes back from B to A with a velocity of 30 m/min. The average velocity of the boy during the whole journey is
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2
Answer:
25m/s
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0
Answer:
24m/min
25m/min
0
20m/min
Step-by-step explanation:
the correct answer is 24m/min
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