CAT
Exam
A man goes uphill with an average speed of 24 kmph and comes down with an average speed of 36 kmph. The distance travelled in both the cases being the same, The average speed (in km/hr) for the entire journey is:
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- avg speed=2{[24*36]/[24+36]}
=2{[12*12*3*2]/60}
=2{[144*6]/60}
=2*14.4
=28.8 - 9 years agoHelpfull: Yes(1) No(0)
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