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9. With an average speed of 40km/hr a train reaches itsdestination in time, If it goeswith an average speed of 35km/hr, it is late by 15 minutes,The total journey is​

Answer»

Answer:

Ratio of The Average SPEED = 40 : 35 = 8 : 7.

So, Ratio of the Time TAKEN = 7 : 8.

Difference In Time = 15 min

8 - 7 = 15

1 = 15

Thus,

8 = 8 * 15 = 120 Minutes.

Second Train Takes 120 minutes (2 hours) to reach there.

Distance = 35 * 2 = 70 KM.



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