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[" nore than the shorter side,then find the lengths of the stuts of the travels a distance of "63km" 7."],[" A train travels at certain average speed for adistance of it takes "3" hours to complete the total joun? "],[" "average speed of "6km" more than the first speed.If it takes "3" hours to complete the total joun? "],[" Wat is its first speed? "]

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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 its first speed?

A train travels at a certain average speed for a distance of 54km and then travels a distance of 63km at an average speed of 6km/h more than the first speed.If it takes 3 hours to complete the total journey,what is its first speed?

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A train travels at a certain average speed for a distance of 63km and then travels a distance of 72km at an average speed of 6 km/hr more than its original speed. If it takes 3 hours to complete the total journey, what is its original average speed?

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