A train travels 180 km in 3 hours. What is its average speed?

A 80 km/h

B 60 km/h

C 70 km/h

D 50 km/h

Solution

Correct Answer: Option B

ট্রেনটির অতিক্রান্ত দূরত্ব = 180 কি.মি.
মোট সময় = 3 ঘণ্টা

গড় গতিবেগ = 180/3 km/h
= 60 km/h

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