Quadratic Equations 109
71. A train travels at a certain average speed for a distance of 54 km and then travels a distance of
63 km at an average speed of 6 km/h more than the first speed. If it takes 3 hours to complete
the total journey, what is the first speed?
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the answer is 36 of this question
Answered by
1
Answer:
Hence first speed of the train is 36 kmph
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