**Q1.**Speed of a man in stiII water is 10km./h. speed of stream is 6km/h. and the speed of manin upstream and downstream.

**Q2.** The movement of a boat in the direction of stream and in opposte direction of stream is 21 km / h and 9 km / h respectively. What is the velocity of the stream?

- 4 Km/h
- 5 Km/h
- 6 km/h
- 6.5 km/h
- NOT

**Q3.** A swimmer floats in the opposite direction of the current and in the direction of the stream, at 6 km / hr and 14 km / h respectively. What is the movement of swimmers in the stable water?

- 10 Km/h
- 9.5 Km/h
- 11 Km/h
- 12Km/h
- NOT

**Q4.** In the opposite direction of the current, the movement of a boat is 2 km / h and the speed in still water is 4 km / h. What is the velocity of the stream?

- 3 Km/h
- 3.5 Km/h
- 2.5 Km/h
- 1 Km/h
- NOT

**Q5.**The speed of a sailor’s with stream is 15 km / h and the velocity of the stream is 1.5 km / h. What is the velocity of the boat opposite to the stream?

- 11 Km/h
- 12 Km/h
- 16.30 Km/h
- 14.75km/h
- NOT

**Q6.**One person can swim in a still water at a rate of 9 km / h. In the river, from one fixed point to the other fixed point, it takes twice the time compare to the time spent in going in opposite direction of the stream, then find the speed of the stream?

- 3 Km/h
- 4 Km/h
- 5 Km/h
- 6 Km/h
- NOT

**Q7.**If the velocity of the river is 4 km / h, then the time taken in opposite direction of the river from one fixed point to the other fixed point in the river is triple from time taken in same directionof stream, then find the speed of the boat.

- 11 Km/h
- 12 Km/h
- 13Km/h
- 14Km/h
- NOT

**Q8.** If the velocity of the river is 6 km / h, then the time taken in opposite direction of the river from one fixed point to the other fixed point in the river is two and a half times from the time of going in favor of the stream, then find the speed of the boat?

- 13 km/h
- 14 Km/h
- 15 Km/h
- 16 Km/h
- NOT

**Q9.** A man can row 28/3 km/hr in still water and he finds that it takes him thrice as much time to row upstream as to row downstream(same distance). The speed of the current is

- 10/3
- 10/9
- 5/4
- 14/3
- NOT

**Q10.** A sailor decides some distance in the direction of river stream in 2 hours and same distance in opposite direction of the stream takes 3 hours, if the flow of river is 4 km / h, find speed of boat in still water

- 20 Km/h
- 8Km/h
- 16 Km/h
- 15 Km/h
- NOT

**Q11.** A swimmer runs a distance of 36 km in 6 hours towards the direction of the stream and in opposite direction cover 40 km in the 8 hours. What is the speed in the still water of the swimmer?

- 5.5 Km/h
- 6 Km/h
- 7 Km/h
- 11 Km/h
- NOT

**Q12.** Anshu goes 21 km down stream of water in 3 hours and in the same time goes 15km up stream, what is the speed of the stream?

- 1 Km/h
- 2 Km/h
- 2.5 Km/h
- 4 Km/h
- NOT

**Q13.** A boatman goes 39km Down Stream and 25 km Up stream takes 8 hr while it takes 10 hr to go 52 km Down stream and 30 km Up Stream, find the speed of boat and stream

- 8 , 3 Km/h
- 9 ,4 Km/h
- 2 ,5 Km/h
- 4 , 3 Km/h
- NOT

**Q14.** A boatman goes 44km Down Stream and 30 km Up stream & takes 10hr while it takes 13 hr to go 55 km Down stream and 40 km Up .Stream, find the speed of boat and stream

- 8 , 3 Km/h
- 9 ,4 Km/h
- 2 ,5 Km/h
- 4 , 3 Km/h
- NOT

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