- A42 km
- B48 km
- C54 km
- D36 km
Step-by-Step Solution
Still water = 18 − 2 = 16 km/h; upstream = 16 − 2 = 14 km/h. Distance = km.
Answer: A) 42 km
A boat's downstream speed is 18 km/h and the river flows at 2 km/h. How far upstream will it go in 3 hours?
Competition practiceBoats & Streams
Master this topic in 30 minutes a day.
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Boats & Streams practice questions
More Boats & Streams practice
Bhavesh rows 3 km upstream in 1 hour; the current is 1.5 km/h. How long will he take to…A boat covers 32 km upstream in 4 hours and 36 km downstream in 3 hours. Find its speed…Covering 21 km downstream takes a launch 1 h 30 min, and 21 km upstream takes 2 h 20…The speed of a stream is 25% of a boat's speed in still water. If the boat's upstream…A boatman on Dal Lake (no current) rows at 6 km/h. He now rows on the Jhelum, which…