1. A boatman rows 1 km in 5 minutes, along the stream and 6 km in 1 hour against the stream. The speed of the stream is ? 3 kmph 6 kmph 10 kmph 12 kmph Answer: 3 kmph Explanation: View Answer Discuss in Forum Report Question

 2. A man rows 40 km upstream in 8 hours and a distance of 36 km downstream in 6 hours. Then speed of stream is ? 0.5 km/hr 1.5 km/hr 1 km/hr 3 km/hr Answer: 0.5 km/hr Explanation: View Answer Discuss in Forum Report Question

 3. A boy can swim in still water at a speed of 10 km/hr. If the speed of the current would have been 5 kmph, then the boy could swim 60 km ? upstream in 4 hour downstream in 12 hours upstream in 6 hours downstream in 4 hours Answer: downstream in 4 hours Explanation: View Answer Discuss in Forum Report Question

 4. A person can row a distance of one km upstream in ten minutes and downstream in four minutes. What is the speed of the stream ? 4.5 km/h 4 km/h 9 km/h 5.6 km/h Answer: 4.5 km/h Explanation: View Answer Discuss in Forum Report Question

 5. A boat sails 15 km of a river towards upstream in 5 hours. How long will it take to cover the same distance downstream, if the speed of current is one-fourth the speed of the boat in still water ? 1.8 h 3 h 4 h 5 h Answer: 3h Explanation: View Answer Discuss in Forum Report Question

 6. A man can row 8 kmh in still water. If the river is running at 2 kmh, it takes 4 hrs more upstream than to go downstream for the same distance. Then the distance is given by ? 54 kms 32 kms 45 kms 60 kms Answer: 60 kms Explanation: View Answer Discuss in Forum Report Question

 7. 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 speed of the current is ? 1 km/hr 2 km/hr 1.5 km/hr 2.5 km/hr Answer: 2 km/hr Explanation: View Answer Discuss in Forum Report Question

 8. A man can swim at the rate of 4 km/hr in still water. If the speed of the water is 2 km/hr, then the time taken by him to swim 10 km upstream is ? 2.5 hrs 3.5 hrs 5 hrs 4 hrs Answer: 5 hrs Explanation: View Answer Discuss in Forum Report Question

 9. A boat goes 12 km downstream and comes back to the starting point in 3 hours. If the speed of the current is 3 km/hr, then the speed (in km/hr) of the boat in still water is ? 12 9 8 6 Answer: 9 Explanation: View Answer Discuss in Forum Report Question

 10. The current of a stream runs at the rate of 4 km an hour. A boat goes 6 km and comes back to the starting point in 2 hours. The speed of the boat in still water is ? 6 km/hour 8 km/hour 7.5 km/hour 6·8 km/hour Answer: 8 km/hour Explanation: View Answer Discuss in Forum Report Question