A. 2.5km
B. 3km
C. 4 km
D. 5 km
✅ The correct answer is option B. 3km.
Boats and Streams MCQs
A boat goes 6 km in an hour in still water. It takes thrice as much time in covering the same distance against the current. Speed of the current is_______?
A. 2 km/hr
B. 3km/hr
C. 4km/hr
D. 5 km/hr
✅ The correct answer is option C. 4km/hr.
A man rows his boat 85 km downstream and 45 km upstream, taking 2 1/2 hours each time. Find the speed of the stream?
A. 5 kmph
B. 6 kmph
C. 7 kmph
D. 8 kmph
✅ The correct answer is option D. 8 kmph.
A man can row 30 km downstream and 20 km upstream in 4 hours. He can row 45 km downstream and 40 km upstream in 7 hours. Find the speed of man in still water?
A. 15 kmph
B. 10 kmph
C. 12 kmph
D. 12.5 kmph
✅ The correct answer is option D. 12.5 kmph.
The speed of a boat in upstream is 60 kmph and the speed of the boat downstream is 80 kmph. Find the speed of the boat in still water and the speed of the stream?
A. 70, 10 kmph
B. 35, 27 kmph
C. 50, 60 kmph
D. 45, 55 kmph
✅ The correct answer is option A. 70, 10 kmph.
The time taken by a man to row his boat upstream is twice the time taken by him to row the same distance downstream. If the speed of the boat in still water is 42 kmph, find the speed of the stream?
A. 12 kmph
B. 13 kmph
C. 14 kmph
D. 15 kmph
✅ The correct answer is option C. 14 kmph.