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A train covered first 120 km at a speed of 20 km an hour and then covered the remaining 180 km at a speed of 45 km an hour. Find its average speed.​ stap by step explanation
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A train covered first 120 km at a speed of 20 km an hour and then covered

the remaining 180 km at a speed of 45 km an hour. Find its average speed.​
stap by step explanation

User Gookman
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5 votes

Answer:

Ans 30 km per hour............

User Excellence Ilesanmi
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