Answer Detail: RE: If A driver drives a car four times a lap 1...

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If A driver drives a car four times a lap 10,20 30,60 kmph.What is his average speed.

November 11, 2005 03:32:31	#9
Sheetal Salunkhe	Member Since: Visitor Total Comments: N/A
RE: If A driver drives a car four times a lap 1...
1st lap 10kmph,2nd 20kmph, 3rd lap 60kmph average=(10+20+30+60)/4=120/4=30kmph average speed=30 kmph