A man walking at the rate of 5 km/hr crosses a bridge in 15 minutes. What is the length of the bridge (in metres)? Options:
A) 1280	B) 1250	C) 1320	D) 1340	E) 1350
Speed = 5 km/hr   Time = 15 minutes = 1/4 hour   Length of the bridge = Distance Travelled by the man = Speed × Time = 5×1/4 km=5×(1/4)×1000 metre=1250 metre   Answer is 1250
<result>B</result>
A man walking at the rate of 5 km/hr crosses a bridge in 15 minutes. What is the length of the bridge (in metres)?