Physics, asked by mohitthakur54810, 5 hours ago

a train travels the first 15 km at uniform speed of 30 km/hr,the next 75km at a uniform speed of 50km/hr and the last 10km at a uniform speed of20km/hr. calculate the average speed of entire journey

Answers

Answered by himanshufzd31072002

Answer:

I DON'T KNOW

sorry

some thanks

Answered by raginikumari37316

Answer:

10km at a uniform speed of20km/hr. calculate the average speed of entire journey

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