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How long will it take to move 12 km upstream in a river flowing 6.0 The boat has a speed of 20 km/h in still water, and the current in the river is flowing at 5km/h. A car covers  of the distance from A to B at the speed of 8km/hr,  of the distance at 25 km per hour and the remaining at the speed of 20 km per hour. What is the speed of the boat in still water?

It travelled 91 km downstream and then returned, taking 20 hours altogether.

10). How far upstream can the boat travel if it leaves at 8:00am and must return by noon? A man, who can swim at a speed of 20 km/h in still water, starts swimming along the direction of flow of the river from point A and reaches another point B which is at a distance of 30 km from the starting point A. When an object travels with another moving object in the same direction, you combine the speeds. The river has a current that travels south at 6 m/s.
A river flows at 5 km/h west. A boater wishes to cross from the south bank to a point directly opposite on the north bank. A spring with spring constant k and relaxed length of zero is. At what angle must the boat be headed (specify the angle from east, north, south or west)? A man goes downstream with a boat to some destination and returns upstream to his original place in 5 hours. 2020 Zigya Technology Labs Pvt.
Find the rate of flow of the river. It covers (upstream) a distance of 45 km in 6 hours. 7). Sameer can row a certain distance downstream in 24 h and can come back covering the same distance in 36 h. If the stream flows at the rate of 12 km/h, find the speed of Sameer in still water. A boat can move at 30 km/h in still water.

An express train leaves place A at 6am and runs at a speed of 55.5 km/hr. Nam risus ante, dapibus a molestie consequat, 328,248 students got unstuck by Course Hero in the last week, Our Expert Tutors provide step by step solutions to help you excel in your courses. A boat goes 12 km downstream and comes back to the starting point in 3 hours. Ann heads out from one bank of the river for a dock directly across from her on the opposite bank. A boater wishes to cross from the south bank to a point directly, Describe how Germany foreign fighters against syria and iraq. at 5 km/h west. Speed of the boat A and B in still water are 12 km/ hr and 15 km/ hr respectively. Then the usual time is. The speed (in km/ hr) of the stream is : 9). (A) what is his velocity(magnitude and direction)relative to the earth? A motorboat can travel at 5 km/hr in still water. How is Germany fighting against these countries and why? a) what is the resultant velocity?

7).

The speed of a boat in still water is 10 km/hr. find the speed of boat in still water and speed of the stream. It travelled 91 km downstream in a river and then returned to the same place, taking altogether 20 hours. Find the speed of the boat in still water in km/h . Delhi - 110058. Two boats A and B start towards each other from two places, 108 km apart. A man can row at a speed of \( \Large 4\frac{1}{2} \) km/hr in still water. Please show me … The difference between the number ofnumbers from 2 to 100 which are not divisible by any othernumber except 1 and itself and the numbers which are di How fast is the river flowing? This kind of questions follows the same pattern: A motor boat can travel 30km upstream and 28 km downstream in 7 hours. A man can row against the current three-fourth of a kilometre in 15 min and returns same distance in 10 min, then ratio of his speed to that of current is, 2). A boat has to travel upstream 20 km distance from point X of a river to point Y. A river flows at the rate of 2 mph. A boater wishes to cross from the south bank to a point directly opposite on the north bank. ©

5.4 hours : D).

On a 120 km track, a train travels the first 30 km at a uniform speed of 30km/h. Pawan can row 24 km/h in still water. A boat propelled so as to travel with a speed of 0.5m/s in still water, moves directly (in a straight line) across a river that is 60m wide. If the motorboat travels 80 km along the stream in 1 hour 20 minutes, then the time taken by it to cover the same distance against the stream will be: 6). Time it out for real assessment and get your results instantly. a man steers a motorboat across the river;his velosity is 4.2m/s due east.the river is 800m wide. (1) 30 deg E of N (2) 27 deg E of N (3) 45 deg E of N (4) 60 deg E of N (5…

If he walks at 4 km per hour he will be 5 minutes early.

At what angle must the boat be headed? Then speed of the boat in still water is. If the speed of the current is 2 km/h, it takes 3 h more in upstream than in the downstream for the same distance. Four hours later, Joe's father set out after him in a motorboat. If the motorboat travels 80 km along the stream in 1 h 20 min, then the time taken by it to cover the same distance against the stream will be. It travelled 91km downstream in a river and then returned to the same place, taking altogether 20 h. The rate of flow of river is When the river is running at 4.8 km/h, it takes him 1 h to row to a place and to come back.

I will mark you brainliest :), Which of the following scenarios can be overcome by using BPM? (a) 25(b) 50(c) 49(d) can't be determine​, do as direct factorise a x + b x - a y - b y​, Question 232 point:The nth term of an AP is (7 – 4n). A motor boat can travel at 10 km/h in still water. (B)how much, Joe Spout left a campsite on a trip down the river in a canoes, traveling at 6km/h.

At what angle must the... Posted 8 … This picture is from my textbook. Let the speed of cars be x kmph and y kmph.When they are moving in the same direction       (x - y) x 5 = 100.⟹    x - y = 20                         ...(i)When they are moving in the opposite directions, then (x + y) x 1 = 100                    ...(ii)Add (i) and (ii), The distance between A and B is 999 km. The speed of the boat in still water is: 1). You can view more similar questions or ask a new question. If the speed of the boat in still water and the stream are 10 km/hr and 4 km/hr respectively, the distance of the destination from the starting place is: 4). At what angle must the boat be headed (specify the angle from east, north, south or west)? A boat goes 48 km downstream in 20 h. It takes 4 h more to cover the same distance against the stream. Then the speed of boat in still water and the speed of current are respectively. The distance of Pintu's school from his house is, A motor boat, travelling at the same speed, can cover 25 km upstream and 39 km downstream in 8 hours. 6). If the cars travel towards each other, they meet in 1 hour. A motor boat can travel at 10 km/h in still water. However, if he walks at the rate of 3 km per hour, he reaches 10 minutes late. Take Zigya Full and Sectional Test Series. The speed of the stream is, Let the speed of motorboat in still water be x kmph and speed of stream be y kmph.According to the question,  By solving (i) and (ii),x = 9,  y = 4Hence, the speed of stream y = 4 kmph, A certain distance is covered by a cyclist at a certain speed. 18•2.5=45 km, A river flows with a uniform velocity v. A person in a motorboat travels 1.11km upstream, at which time she passes a log floating by. A motor boat can travel 30km upstream and 28 km downstream in 7 hours. The distance of his school from his house is, 232, Block C-3, Janakpuri, New Delhi,

c) How far downstream, A river flows with a uniform velocity v. A person in a motorboat travels 1.21km upstream, at which time she passes a log floating by. Ltd. Download Solved Question Papers Free for Offline Practice and view Solutions Online. Downstream speed = 45/2.5 = 18 km/hr Upstream speed = 39/3.25 = 12 km/hr The stream adds to the upstream speed by the SAME amount it reduced the downstream speed. 18t=30•(4-t)

Ignore any damping forces. Let the total distance be 1 km.∴ Total time. How fast must the train travel the next 90 km so as to average 60km\h for the entire trip? t=120/48 =2.5 Please show me step by step on how to get the answer. If a jogger covers half the distance in double the time, the ratio of the speed of the jogger to that of the cyclist is, Let the speed of cyclist be x kmph   ...(i)and its time to cover a distance be y hours. = (x)  X  (y) kmDistance covered by cyclist is xy km Distance covered by jogger = (xy /2) kmTime  = 2y hoursFrom (i) and (ii)Ratio of their speeds =, If A travels to his school from his house at the speed of 3 km/hr, then he reaches the school 5 minutes late. ia pulvinar tortor nec facilisis. What is the speed of the car running faster? Pellentesque dapibus efficitur laoreet. at 5 km/h west. Click hereto get an answer to your question ️ A motor boat can travel 30 km upstream and 28 km downstream in 7 hours. If he travels at the speed of 4 km/hr, he reaches the school 5 minutes earlier than school time. If he takes 2 times as long to row a distance upstream as to row the same distance down stream, then the speed of stream (in km/hr) is. A motor boat can travel at 10 km/h in still water. If a boy walks from his house to school at the rate of 4 km per hour, he reaches the school 10 minutes earlier than the scheduled time.

I under It travelled 90 km downstream in a river and then returned, taking altogether 100 hours.

It can travel 21 km upstream and return in 5 hours. The total time taken by boat in travelling from point X to Y and Y to X is 41 min 40 s. What is the speed of the boat? Speed of motorboat in still water is 45 kmph. Anyone who knows and understands this, PLEASE help me! Two places A and B are 100 km apart on a highway. How far is the place? Let the distance of a school be x km, thenShortcut Method: Walking at 3 km per hour, Pintu reaches his school 5 minutes late. You can specify conditions of storing and accessing cookies in your browser. What is the speed of the boat (in km/h). An impressed force f(t) = 20t acts on the system for 0 ≤ t < 5 an, A sphere is rolling down an incline and hits a stationary sphere. It will come back in : 3).

48t=120 Practice and master your preparation for a specific topic or chapter. Let the speed of motorboat in still water be x kmph and speed of stream be y kmph. Speed of motorboat in still water is 45 kmph. Course Hero is not sponsored or endorsed by any college or university. What is the magnitude of his velocity relative to the. A motorboat can travel at 10 km/h in still water. A boat covers a distance of 30 km downstream in 2 h while it takes 6 h to cover the same distance upstream. Distance = 999 kmSpeed  = 55.5 km/hrTime taken to cover 999 km =                                           Train stops = 1 hour 20 minutes∴  Required time = 18 hours  +  1 hour 20 minutes                         = 19 hours 20 minutesi.e. It travelled 91 km downstream in a river and then returned to the same place, taking altogether 20 hours. math . In practice on a river, the team rows for 30 minutes up the river (against the current), and then for 30 minutes down the river (with the current).

But I cannot understand the part when it wrote 'put in + and - signs'. Spring and hoop A fixed hoop of radius R stands vertically. it can travel 21 km upstream and return in 5 hours.

Speed and time are inversely proportional for a fixed distance. ... A motor-boat can travel at 10 km/hour in still water. (a) Less error(b) Time wastage(c) None of these​, if cos theta=4/3 show that (sin theta+cos thet) =7/5​, show that the line joining (1, 10) and (-1, 11) is perpendicular to (3, 5) and (5, 9).​, ∆PQR is an equilateral triangle. I also don't understand how to work out the products of the values of the expression from the sign diagram! A boat takes 3hr to travel 30 km down a river, then 5hr to return.

Find its common difference.Your answer14​, a+b+c=5 a^2+b^2+c^2=2a find the value of an+BC+ca​, Give 20 Thanks = Take 25Thanks Please Please........​, Help me explain this sign diagram!


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