C V S ACADEMY
Important Quantitative aptitude Questions for SBI PO'S, CLERK, IBPS, RBI Grade B, FCI 2022.
Important for :IBPS PO Pre, IBPS SO Pre ,IBPS Clerk ,SBI PO Pre, SBI Clerk.
BOATS AND STREAM :-
Directions: Kindly study the following Questions carefully and choose the right answer:
1. A boat covers 24 km upstream and 36 km downstream in 6 hours while it covers 36 km upstream and 24 km downstream in 6.5 hours. The velocity of the current is:
A. 1 km/hr B. 1.5 km/hr C. 2 km/hr D. 2.5 km/hr
2. A man can row 7.5 kmph in still water, if the river is running at 1.5 km an hour. It takes him 50 mins to row to a place and back, how far off is the place?
A.1 km B. 2 km C. 3 km. D. 4 km
3. A man can row upstream at 7 kmph and downstream at 10 kmph. Find man's rate still water and the rate of current.
A. 4 km/hr and 1 km/hr
B. 8.5 km/hr and 1.5 km/hr
C. 6 km/hr and 2 km/hr
D. 6 km/hr and 3 km/hr
4. A man can row 40 km upstream and 55 km downstream in 13 hours, also he can row 30 km upstream and 44 km downstream in 10 hours. Find the speed of the man in still water and the speed of the current.
A. 8 kmph and 2 kmph
B. 8 kmph and 3 kmph
C. 7 kmph and 5 kmph
D. 4 kmph and 7 kmph
5. If a boat goes 7 km upstream in 42 minutes and the speed of the stream is 3 kmph then the speed of the boat in still water is:
A. 4.2 km/hr. B. 9 km/hr C. 13 km/hr. D. 21 km/hr
6. A man can row 9 1/3 kmph in still water and finds that it takes him thrice as much time to row up than as to row down the same distance in the river. The speed of the current is:
A. 3(1/3) km/hr. B. 3(1/9) km/hr C. 4(1/2) km/hr. D. 4(2/3) km/hr
7. Speeds of a boat along and against the current are 12 km/hr and 8 km/hr respectively. Then the speed of the current in km/hr is
A. 5 km/hr. B. 4 km/hr C. 3 km/hr. D. 2 km/hr
8. A man rows down a river 15 km in 3 hrs with the stream and back in 7 1/2 hrs The rate at which he rows in still water is
A. 2 hrs B. 4 hrs. C. 6 hrs D. 9 hrs
9. A man can row 5 km/h in still water. If the speed of the current is 1 km/h, it takes 3h more in upstream than in the downstream for the same distance. The distance is:
A. 36 km. B. 24 km. C. 20 km D. 32 km
10. A boatman goes 2 km against the current of the stream in 1 h and goes 1 km along the current in 10 min. How long will he take to go 5 km in stationary water?
A. 1 h 30 min B. 1 h 15 min. C. 1 h D. 40 min
Answers :- 1. C 2. C 3. B 4. B 5. C 6. D 7. D 8. C 9. A 10. B
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