QUANTITATIVE APTITUDE- BOAT & STREAMS SET-1
1) A boat travels 120 km downstream in 6 hours and the speed of the stream is 5 kmph. What is the speed of the upstream?
A.10 kmph
B.15 kmph
C.12 kmph
D.8 kmph
E. None of these
Answer: A
2) The ratio of speed of stream and upstream is 2: 15, if the speed of the boat is 34 kmph in still water, find the distance in downstream in 90 min.
A.38 km B.57 km C.76 km D.95 km E. None of these
Answer: B
3) Speed of boat in still water is 10 km/h. It takes 6 hours to go upstream and 2 hours to go downstream distance between two points. What is the speed of stream?
A.4 km/h B.5 km/h C.3 km/h D.2 km/h E.1 km/h
Answer: B
4) If the ratio of the time taken by the boat travels 180 km upstream to downstream is 2: 1 and the speed of the stream is 5 kmph, then find the speed of the boat in still water?
A.10 kmph B.15 kmph C.20 kmph D.25 kmph E. None of these
Answer: B
5) If the ratio of the speed of the boat can travel along with current to against current is 2: 1 and the speed of the stream is 10 kmph, then what is the speed of the boat in still water?
A.20 kmph B.25 kmph C.30 kmph D.15 kmph E. None of these
Answer: C
6) The upstream speed and downstream speed of the boat is 28 kmph and 36 kmph respectively. Find the time taken to cover the distance 224km in still water.
A.6 hours B.7 hours C.8 hours D.6.2 hours E. None of these
Answer: B
7) The ratio between speed of current to speed of boat in still water is 2: 5. The downstream speed is what percent of the upstream speed?
A.166 (2/3) % B.233 (1/3) % C. Cannot be determined D.133 (1/3) % E.200 %
Answer: B
8) A boat can cover 21 km in the direction of current and 15 km against the current in 3 hours each. Find the speed of current.
A.1km/hr B.5km/hr C.7.5km/hr D.2km/hr E. None of these
Answer: A
9) A boat travel 120 km against stream in 20 hours and the speed of the stream is 12 kmph. What is the speed of the boat along with stream?
A.30 kmph B.28 kmph C.24 kmph D.20 kmph E. None of these
Answer: A
10) The speed of boat in still water is 8km/hr. A man can row his boat against the current at 4km/hr. what is the speed of downstream?
A.8km/hr B.12km/hr C.16km/hr D.2km/hr E. None of these
Answer: B
2) The ratio of speed of stream and upstream is 2: 15, if the speed of the boat is 34 kmph in still water, find the distance in downstream in 90 min.
A.38 km
B.57 km
C.76 km
D.95 km
E. None of these
Answer: B
3) Speed of boat in still water is 10 km/h. It takes 6 hours to go upstream and 2 hours to go downstream distance between two points. What is the speed of stream?
A.4 km/h
B.5 km/h
C.3 km/h
D.2 km/h
E.1 km/h
Answer: B
4) If the ratio of the time taken by the boat travels 180 km upstream to downstream is 2: 1 and the speed of the stream is 5 kmph, then find the speed of the boat in still water?
A.10 kmph
B.15 kmph
C.20 kmph
D.25 kmph
E. None of these
Answer: B
5) If the ratio of the speed of the boat can travel along with current to against current is 2: 1 and the speed of the stream is 10 kmph, then what is the speed of the boat in still water?
A.20 kmph
B.25 kmph
C.30 kmph
D.15 kmph
E. None of these
Answer: C
6) The upstream speed and downstream speed of the boat is 28 kmph and 36 kmph respectively. Find the time taken to cover the distance 224km in still water.
A.6 hours
B.7 hours
C.8 hours
D.6.2 hours
E. None of these
Answer: B
7) The ratio between speed of current to speed of boat in still water is 2: 5. The downstream speed is what percent of the upstream speed?
A.166 (2/3) %
B.233 (1/3) %
C. Cannot be determined
D.133 (1/3) %
E.200 %
Answer: B
8) A boat can cover 21 km in the direction of current and 15 km against the current in 3 hours each. Find the speed of current.
A.1km/hr B.5km/hr
C.7.5km/hr
D.2km/hr
E. None of these
Answer: A
9) A boat travel 120 km against stream in 20 hours and the speed of the stream is 12 kmph. What is the speed of the boat along with stream?
A.30 kmph
B.28 kmph
C.24 kmph
D.20 kmph
E. None of these
Answer: A
10) The speed of boat in still water is 8km/hr. A man can row his boat against the current at 4km/hr. what is the speed of downstream?
A.8km/hr
B.12km/hr
C.16km/hr
D.2km/hr
E. None of these
Answer: B
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