Answer Detail: RE: If A is travelling at 72 km per hour on a highway. B is travelling at a speed of 25 meters per second on a highway. What is the difference in their speeds in m/sec.

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Question: If A is travelling at 72 km per hour on a highway. B is
travelling at a speed of 25 meters per second on a highway.
What is the difference in their speeds in m/sec.

October 10, 2008 11:43:37	#8
Himanshu Ashwani	Member Since: October 2008 Total Comments: 2
RE: If A is travelling at 72 km per hour on a highway. B is travelling at a speed of 25 meters per second on a highway. What is the difference in their speeds in m/sec.
A is travelling at 72km/hr = 721000/3600 m/sec = 20 m/sec B is travelling at 25m/sec= 253600/100 km/hr =90 km/hr ANS-difference 5 m/sec,18 km/hr

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