Question

13. The speed of the train in going from Najpur to Allahabad is 100 km/hr while when coming back
from Allahabad to Nappur, its speed is 150 km hr. Find the average speed during the whole
journey
(a) 125
(b) 75
(c) 135
(d) 120
​

Answer 1

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Answer 2

Answer:

average 120

Step-by-step explanation:

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