Physics, asked by shivanishivu2067, 1 year ago

A train travels at a certain average speed of for a distance of 63 km and then travels at a distance of 72 km at an average speed of 6 km per hour more than its original speed if it is takes 3 hours to complete total journey what is the originals average speed

Answers

Answered by shau23
0
ans is = origi nal speed is 3 km/ hr

shau23: sorry ans is 42 km / hr
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