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Numerical Ability
Boats and Streams
a boat travels upstream 20km in 6 hrs and 18 km downstream in 4hrs find the speed of boat in still water a.1/2kmph b. 7/12kmph c.5kmph d.none of these
Read Solution (Total 2)
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- B-S = 20/6 = 10/3
B+S = 18/4 = 9/2
adding these, 2B = 10/3 +9/2 = 47/6 km
B= 47/12 kmph ... none of these - 12 years agoHelpfull: Yes(12) No(1)
- plz ..provide the solutiion....tmrw i have a xam...ayshu.530@gmail.com
- 10 years agoHelpfull: Yes(0) No(0)
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