1.

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

A. 70 kms
B. 60 kms
C. 45 kms
D. 30 kms
Answer» B. 60 kms


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