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A motorboat covers distance of 16 …

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A motorboat covers distance of 16 kilometre upstream and 24 kilometre downstream in 6 hour in the same time it covers a distance of 12 kilometre upstream and 36 kilometre downstream find the speed of the boat in in still water and that of the steam
  • 2 answers

Lokireddy Anjaneyareddy 4 years, 7 months ago

E

Rishita Bharadwaj 4 years, 7 months ago

Let speed of boat be x and speed of stream be y Speed of upstream= x-y and speed of downstream= x+y Case 1: T1+T2= Total time 16/x-y + 24/x+y=6 16u+24v=6 8u+12v=3......(1) Case 2: 12/x-y +36/x+y=6 12u+36v=6 2u+6v=1.......(2)
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