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With an average speed of 40 km/h, a trai...

With an average speed of 40 km/h, a train reaches its destination in time. If it goes with an average speed of 35 km/h, it is late by 15 minutes. The length of the total journey is:

A

40 km

B

70 km

C

30 km

D

80 km

Text Solution

Verified by Experts

The correct Answer is:
B
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