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A man running at a speed of 15km/hr crosses a bridge in 3 minutes. What is the length of the bridge?

A1050 m

B750 m

C825 m

D900 m

Answer:

B. 750 m

Read Explanation:

length of the bridge = speed × time Speed = 15 km/hr = 15 × 5/18 m/s Time = 3 minute = 3 × 60 second Length = 15 × 5/18 × 3 × 60 = 750 m


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