# CBSE Class 10 Answered

**6. 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?**

Asked by love.darcy21 | 06 Mar, 2019, 10:10: AM

Expert Answer

let speed for 54 km is x km /hr

for next 63 km, (x + 6)km/hr

total distance = 117 km

time = 3hrs

Answered by Arun | 06 Mar, 2019, 10:50: AM

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