CBSE Class 10 Maths (Standard) 2015 · Paper 30/1 · Question 23
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 ?
Answer
The train's first speed is km/h.
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