Ask Question
24 December, 04:09

A motorboat take 5 hours to travel 100 km going upstream. The return trip take 2 hours going downstream. what is the rate of the boat in still water? What is the rate of the current?

+1
Answers (1)
  1. 24 December, 04:17
    0
    B = boat speed

    r = river speed

    d=rt

    the rate of the river will either be added or subtracted from the rate of the boat

    upstream

    100 = (b-r) (5)

    100 = (b+r) (2)

    50=b+r

    20=b-r

    b=20+r

    20 + 2r = 50

    r=15km/h

    b = 35km/h
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “A motorboat take 5 hours to travel 100 km going upstream. The return trip take 2 hours going downstream. what is the rate of the boat in ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers