Join ExamsbookAnswer : 2. "6 km/hr"
A boat running downstream covers a distance of 16 km in 2 hours while for covering the same distance upstream, it takes 4 hours. What is the speed of the boat in still water?5
Q: A boat running downstream covers a distance of 16 km in 2 hours while for covering the same distance upstream, it takes 4 hours. What is the speed of the boat in still water?
- 13 km/hrfalse
- 26 km/hrtrue
- 39 km/hrfalse
- 412 km/hrfalse
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Answer : 2. "6 km/hr"
Explanation :
let speed of boat is= x km/hour
and speed of stream=y km/hour
x+y=8
x-y=4
x=6 km/hour.