The boat takes 2 hours more to cover a trip from A to B than it took to go from B to A. The speed of a boat in still water is 11km/hr. 2 km/hr b. A) 12.4 hr B) 540 minutes C) 9 minutes D) 91 minutes. a. if the speed had been 5 km / hr more it would have taken 1 hour less for the same journey. If the speed of the stream is 4km/hr. 4 hours The speed of a stream is 3km per hour. If a boat goes upstream at a speed of 18 km/hr and comes back the same distance at 30 km/hr. Copyright © 2019 Sawaal.com | All Rights Reserved, Quantitative Aptitude - Arithmetic Ability.

If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Let the speed of the stream be "x km/ hr.n. 15 km/hr. What is the average speed (in km/hr) for the total journey. The distance travelled downstream in 12 minutes is.

You may need to download version 2.0 now from the Chrome Web Store. A boat covers 32 km upstream and 36 km downstream in 7 hours. It travelled 90 km downstream in a river and then returned, taking altogether 100 hours. find the speed of the train. a boat travels 4 km upstream in the same time it takes to travel 10 km downstream. 3.

If the speed of the boat in still water is 9km per hour, what is the average speed of the boat for the entire round trip? Find the speed of the stream. A person, rowing at the rate of 5 km/hr in still water, takes thrice as much time in going 40 km upstream as in going downstream. 4.5 km/hr c. 9.1 km/hr d. 15 km/hr View solution Let the speed of the stream be x km/h.It is given that the speed of a boat in still water is 15 km/h.Now,Speed of the boat upstream = Speed of the boat in still water − Speed of the stream = (15 − x) km/hSpeed of the boat downstream = Speed of the boat in still water + Speed of the stream = (15 + x) km/hWe know thatTime=Distance/SpeedTime is taken for upstream journey + … A train travels 360 km at uniform speed . • D. 18 km/hr. Report Error Question 147415: the speed of a stream is 3 km/hr. to reach the school. Find the speed of the stream. it takes her 20 min. Speed of the boat in still water = 11 km/hr. A boy swims 200 m in still water and then returns back to the point of start in total 10 minutes. The speed of stream is 2 km/hr.

If a boat goes upstream at a speed of 24 km/hr and comes back the same distance at 40 km/hr.

and upstream at 4Km/hr. By increasing the speed of a car by 10 km/hr, the time of journey for a distance of 72 km. A motorboat can travel at 5 km/hr in still water. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property.

If a boat goes a certain distance at 30 km/h and comes back the same distance at 20 km/hr, what is the average speed (in km/hr) for the total journey?

Answer: The speed of the boat in still water or ‘b’ is = 13 km/hr. Speed of the boat downstream = (11 + x) km/hr. Answer & Explanation Q8. A motor boat whose speed is 18 km/h in still water takes 1 hour more to go 24 km upstream than to return downstream to the same spot.

As speed can't be negative, x not equal to -5. seema cycles to her school at an average speed of 12 km/hr . Speed of the boat upstream = (11 - x) km/hr. Your IP: 94.130.219.215 Boats and Streams Questions & Answers for AIEEE,Bank Exams,CAT,GATE, Bank Clerk,Bank PO : In one hour, a boat goes 12 km/hr along the stream and 6 km/hr against the stream. The man's rowing speed in still water is. If the rate of stream is 5 km/hr, then find the time taken by the boat to cover distance of 84 km downstream.

Speed of the ‘boat’ in still water = 8 Km/hr & Speed of the ‘stream’ = 3 km/hr. Let the speed of the stream = x km/hr. The speed of the boat in still water (in km/hr) is: Distance travelled = (18 x 12/60)km = 3.6km. Find the speed of the stream. A motor boat whose speed is 18 km/h in still water takes 1 hour more to go 24 km upstream than to return downstream to the same spot. So, x = 5. Also cover 40 km upstream and 48 km downstream in 9 hours. if she wants to reach her 15 minutes, what should be her average speed ?

The speed of a boat in still water is 10 km/hr. Water in canal 6m wide and 1.5m deep is flowing with a speed of 10km/hr.How much area in hectare will it irrigate in 30 minutes if 8 cm of standing water is needed? A boat goes 12 km upstream in 48 minutes.

Total time taken by boat man to row 77 km downstream and 50 km upstream = 17 hours Solution: Given: A boatman rows his boat 55 km downstream and 35 km upstream in 12 hrs he can row 44 km downstream and 30 km upstream in 10 hrs. The speed of a boat in still water is 15 km/hr and the rate of current is 3 km/hr. Performance & security by Cloudflare, Please complete the security check to access. A man can swim at 8 kilometre per hour in water he covers and upstream and downstream distance of 8 km between the two points in 6 hours find the rate of the stream. The speed of the current is. A boat moves down stream at the rate of 8km/hr. What is the average speed (in km/hr) for the total journey? Therefore Speed of stream = x = 5 km / hr.

View Answer If the speed of boat in still water is 10 km/hr & the speed of stream is 3 km/hr, the boat rows to a place which is 50 km far & returns through the same path.

Find the speed of the stream. The stream has a current of 2km/hr. What is the distance between A and B? Cloudflare Ray ID: 5db34862bb160605 asked Nov 6, 2017 in Class X Maths by priya12 ( -12,631 points) Also, we have the speed of the stream or ‘r’ = 4 km/hr.

The speed of the boat in still water (in km/hr) is: Speed in still water = Average of Speed in Upstream and speed in Downstream. The speed of boat in still water is A. If the velocity of the stream be 3 km/hr and the speed of the boat in still water be `12 km/hr, then what is the distance between A and B ? Therefore, speed of boat upstream = 11 - x. Find the time taken by the boat to go 81 km upstream? Discuss. . What is the average speed (in km/hr) for the total journey? A boat can travel with a speed of 16 km/hr in still water. It can go 12km up stream and return downstream to the original point in 2 hours 45 minutes.

A boat goes 30 Km upstream and 44 KM downstream in 10 hours. Speed of boat in still water = 11 km/ hr.

1.6 km; 2 km; 3.6 km; 4 km; Answer: Option C. Explanation: Speed downstreams =(15 + 3)kmph = 18 kmph.

A boat travels upstream 12 km and then returns to its original position downstream along the same route. According to the given information, 121 - x 2 = 96. x 2 = 25. x = 5. What is the speed of the boat in still water? is reduced by 36 minutes.

Rejecting negative value, as speed cannot be negative. If a boat goes a certain distance at 30 km/hr and comes back the same distance at 60 km/hr. B. Find the speed of boat in still water and that of the stream. If the speed of a boat in still water is 20 km/hr and the speed of the current is 5 km/hr, then the time taken by the boat to travel 100 km with the current is, A man can row upstream at 12 km/hr and downstream at 18 km/hr. The speed of the boat in still waters is: Speed of a boat along and against the current are 14 kms/hr and 8 kms/hr respectively. The stream has a current of 2km/hr. Example 2: A boat can travel with a speed of 13km/hr in still water. In one hour, a boat goes 12 km/hr along the stream and 6 km/hr against the stream. A boat takes 11 hours for travelling downstream from point A to point B and coming back to point C midway between A and B.

Answer by aswathytony(47) (Show Source): C. 17 km/hr.

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