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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 |
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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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