TCS Company Numerical Ability Time Distance and Speed

Find avrg speed if a man travels at speed of 24km/hr up and 36km/hr dawn at an altitude of 200m.

Read Solution (Total 4)

avg speed=2*x*y/(x+y)
=2*24*36/(24+36)=28.8
13 years agoHelpfull: Yes(10) No(0)

28.8
13 years agoHelpfull: Yes(3) No(0)
28.8
13 years agoHelpfull: Yes(3) No(1)
We have formula for it
2*x*y/x+y
so 2*24*36/24+36=28.8
8 years agoHelpfull: Yes(0) No(0)

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