A boat runs at the speed of 13 km/h in still water. If the speed of the stream…
2024
A boat runs at the speed of 13 km/h in still water. If the speed of the stream is 4 km/h, how much time will it take to go 68 km downstream?
- A.
5 h
- B.
4 h
- C.
6 h
- D.
3 h
Attempted by 28 students.
Show answer & explanation
Correct answer: B
Answer:
4 h
Explanation:
Speed of the boat downstream = 13 + 4 = 17 km/h.
Therefore, time taken to go 68 km downstream = (68/17) = 4 h.