A motorboat takes 5 hours to travel 100 kilometers going upstream. The return trip takes 2 hours going downstream. What is the rate of the boat in still water and what is the rate of the current? km Rate of the boat in still water: h km Rate of the current: h

Q: When a plane flies with the wind, it can travel 1440 miles in 3 hours. when the plane flies in the…

A: When a plane flies with the wind, it can travel 1440 miles in 3 hours. when the plane flies in the…

Q: The volume, V, of a gas varies inversely as the pressure, P, on it. The volume is 2540 cm3  when the…

A:

Q: A boat can travel 26 mph in still water. If the boat can travel 100 miles with the current in the…

A: Consider the speed of boat is v=26 mph. The distance that the boat can travel with the current is…

Q: The speed of a boat in still water is 25 mph.  The jacksons traveled 70 mi down the woodser River in…

A: Given that,  The speed of a boat in still water is 25 mph The distance traveled by Jacksons to…

Q: David reads 40 pages of a book in 80 minutes. How many pages should he be able to read in 120…

A: It is unitary method.

Q: A turboprop plane flying with the wind flew 700 mi in 5 h. Flying against the wind, the plane…

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Q: The number of gallons of water, W, used when taking a shower varies directly as the time, t, in…

A:

Q: The volume of blood, B, in a person’s body varies directly as body weight, W. A person who weighs…

A: Given that B varies directly as W.  So, B=KW   Given that, For W=160, B=5  So, 5=K(160) K=5/160=…

Q: A plane can fly 220 mph in calm air. Flying with the wind, the plane can fly 708 mi in the same…

A: Given A plane can fly 220 mph in calm air.  With the wind, the plane can fly 708 mi in  it takes to…

Q: In still water, your small boat average is 8 miles per hour. It takes you the same amount of time to…

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Q: A plane can fly 180 mph in calm air. Flying with the wind, the plane can fly 579 mi in the same…

A: Plane speed =180 mph and consider a as the rate of wind.Speed of plane with wind = 180+aSpeed of…

Q: The number of kilograms of water in the human body varies directly with the mass of the human. A…

A:

Q: when a plane flies with the wind it can travel 840 miles in 2 hours when the plane flies in the…

A: Solution :-

Q: A small motor on a fishing boat can move the boat at a rate of 10 mph in calm water. Traveling with…

A: This is the question that is based on the concept of speed, distance and time. When the boat will…

Q: A certain medicine is given in an amount proportional to a patient's body weight. Suppose a patient…

A: A patient weighing 132 pounds requires 143 milligrams of medicine. So, patient weighing 1 pounds…

Q: Q: A father walks 36 miles in 12 hours. While his son covers the same distance on a bicycle at twice…

A: solution:- father walks 36 miles in 12 hoursfather's speed , VF=36 miles12 hours=3 miles/hourson…

Q: a carousel spins at a rate of 2 miles in 7 minutes what is the speed in miles per hour

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Q: Jotaro is running west at 5 mph. Josuke is running north at 2 mph. After 2 hours how fast is the…

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Q: Gorman swam 2 kilometers against the current in the same amour of time it took him to swim 8…

A: Let x be the speed of Gorman with no current. The speed of the current is 3km/hr. If a person is…

Q: The average speed of one airplane is 200 mph faster than that of an automobile. If the automobile…

A: Solution

Q: An airplane travels 3642 kilometers against the wind in 6 hours and 4662 kilometers with the wind in…

A: Determine the rate per km hour  we determine distance travel per hour .

Q: Flying against the wind, an airplane travels 7360 kilometers in 8 hours. Flying with the wind, the…

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Q: 9.) To water a lawn adequately, it takes approximately 554 gallons of water for every 500 square…

A: Calculation are as follows

Q: A car travels 22 km per litre of petrol. How much petrol is needed to travel 330 km at the same rate…

A: Given, Car travels in 1 L of petrol is 22 km.    To travel, 330 km petrol needed is (330/22) L.…

Q: A small motorboat travels 11 mph in still water. It takes 6 hours longer to travel 35 miles going…

A:

Q: The electrical current, in amperes, in a circuit varies directly as the voltage.When 15 volts are…

A:

Q: Flying against the jet stream, a jet travels 1880 mi in 4 hours. Flying with the jet stream, the…

A: Let the rate of still air be x miles/hr and the rate of the jet stream be y miles/hr.

Q: The cost of a train ticket varies directly as the number of miles, M, of the trip. A 400-mile trip…

A: The cost of 400 mile trip is $180 We have to calculate the cost of 360 mile trip.

Q: Flying against the wind, an airplane travels 4860 kilometers in 9 hours. Flying with the wind, the…

A: We will solve the problem

Q: Water flows into an empty pool at a rate of 80 + 22t gallons per hour. How many gallons of water are…

A: Topic:- application of integration

Q: A submarine is at a depth 400 meters below sea level. The submarine then rises by 185 meters. What…

A: Given submarine dives to a depth of 400 meters below sea level then rises 185 meters means we…

Q: The way Professor Waner drives, he burns gas at the rate of 1 - e gallons each hour, t hours after a…

A: Given Data: The burning rate of gas is: g'=1-e-t ......1 For the number of gallons of gas burn after…

Q: When a plane flies with the wind, it can travel 4200 miles in 6 hours. When the plane flies in the…

A: Given, Distance covered when flying with the wind is, d1=4200 miles Time taken is t1=6 hours…

Q: A plane can fly 170 mph in calm air. Flying with the wind, the plane can fly 555 mi in the same…

A: Given that a plane can fly 170 mph in calm air. Flying with the wind, the plane can fly 555 miles in…

Q: A plane can fly 200 mph in calm air. Flying with the wind, the plane can fly 633 mi in the same…

A: Given plane speed P=200 mphlate wind speed = W mph

Q: A motorboat travels 140 miles in 5 hours going upstream. It travels 210 miles going downstream in…

A: Let the motorboat speed x and current speed is y Current is going in downstream

Q: A plane can fly 210 mph in calm air. Flying with the wind, the plane can fly 912 mi in the same…

A: plane can fly 210 mph in calm air. Flying with the wind, the plane can fly 912 mi in the same amount…

Q: The number of kilograms of water in a human body varies directly as themass of the body. A 96-kg…

A:

Q: A motorboat travels 132 miles in 4 hours going upstream. It travels 244 miles going downstream in…

A:

Q: On a recent trip, a trucker traveled 385 mi at a constant rate. Because of road conditions, the…

A: Given: The distance traveled with first speed is 385 mi and distance traveled with second speed is…

Q: When a plane flies with the wind, it can travel 1600 kilometers in 2 hours. When the plane flies in…

A: Consider the average velocity of plane be v and average velocity of wind be w. When the plane is…

Q: When a plane flies with the wind, it can travel 1600 kilometers in 2 hours. When the plane flies in…

A: Given: When a plane flies with the wind, it can travel 1600 kilometers in 2 hours. When the plane…

Q: 6520

A:

Q: Pretap puri rowed 22 miles down a river in 2 hours, but the return trip took him 5 in a half hour.…

A: Let x= Speed when he is rowing in still water Let y= Speed of the water Distance= Speed × Time…

Q: The rate of the jet streams is 100 miles ph. Travelling  with a jet stream,an airplane can  fly 1200…

A: To find the average rate of airplane in calm air  Given : The rate of the jet streams is 100 miles…

Q: Brandon uses 10 gallons of gas to drive 273 miles in his car. Find the rate of change. Answer: miles…

A: GivenTo drive Car. 273 miles, 10 gallons of gas is needed.

Q: A boat travels 54 mi upstream against the current in the same amount of time it takes to travel 138…

A:

Q: A plane flying with the jet stream flew from Los Angeles to Chicago, a distance of 2572 mi, in 4 h.…

A:

Q: Flying against the wind, an airplane travels 4860 kilometers in 6 hours . Flying with the wind, the…

A: Suppose rate of plane in still air is 'v' and rate of wind is 'w'. When plane is flying against the…

Q: A tour boat used for river excursions can travel 10 mph in calm water. The amount of time it takes…

A: A tour boat used for river excursions can travel 10 mph in calm water. The amount of time it takes…