Questions on Word Problems: Rate of work, PAINTING, Pool Filling answered by real tutors!

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Question 571266: A swimmming pool can be filled up by pipes A and B in 3 hours and 35 minutes. If pipe A can fill the pool in 6 1/2 hours, how long can pipe B fill it alone?
Click here to see answer by lwsshak3(2915) About Me 

Question 571268: Mary can finish an embroidery work in 10 days. After working for 3 days, Mary's cousin joined and together they finished the embroidery in another 4 1/2 days. How many days can Mary's cousin finish the work alone?
Click here to see answer by scott8148(5879) About Me 

Question 571269: How much water should I evaporate from 10 liters of 3% salt solution if I want a solution containing 5% salt?
Click here to see answer by scott8148(5879) About Me 

Question 571158: Susan delivers 108 newspapers in 90 minutes. Stan delivers the same number of newspaper 120 minutes. which of the following formula would allow you to determine the time required to deliver the newspapers by both Susan and Stan working together
Click here to see answer by lwsshak3(2915) About Me 

Question 571098: 8 men can dig 168 ft in 7 hours, 3 men can backfill 120 ft in 4 hours; in how many hours can 5 men can dig and backfill 300 ft.?
Click here to see answer by stanbon(48516) About Me 

Question 571033: A square vegetable garden is to be tilled and then enclosed with a fence. If the fence costs $2.50 per foot and the cost of preparing the soil is $0.60 per ft2, determine the size of the garden that can be enclosed for $257.60.
Click here to see answer by josmiceli(6778) About Me 

Question 570872: Two cylindrical cans have the same volume. The height of one can is triple the height of the other. If the radius of the narrower can is 12 units, how many units are in the length of the radius of the wider can. I drew a picture to represent the 2 cans. I know that volume of can a=volume of can b. I know the height of can a=3b. I know the radius of can a is 12 units. I know the volume of a cylinder is pi (r)squared (h). I don't know what to do next.
Click here to see answer by scott8148(5879) About Me 

Question 570716: Jane can paint a 12 by 12 foot wall in 3/4 of an hour. How long will it take her to paint a 15 by 16 feet?
Click here to see answer by josmiceli(6778) About Me 

Question 570223: A pool owner is trying to fill his pool. The pump takes 6 hrs. A garden hose takes 10 hours. He wants to fill it up in a hurry. So he turns on the pump AND puts in the garden hose. Unfortunately, he leaves the drain open (which will drain the pool in 8 hours). How long will it take to fill the pool?
Click here to see answer by nerdybill(5404) About Me 

Question 569785: A water tank can be filled by any combination of 3 different taps . With the smallest tap the tank can be filled in 20 mins. With the middle tap the tank can be filled in 12 mins. With the largest tap the tank can be filled in 5 minutes .How long does it take to fill the tank with all 3 taps running ?
Explain your reasoning.

Click here to see answer by AnlytcPhil(1116) About Me 

Question 569591: It take you 2 min to wash a window, and takes your friend 3 minutes to wash a window. How long does it take the two of you to wash 25 windows if you work together?
Click here to see answer by nerdybill(5404) About Me 

Question 569583: if it takes 3 hours to paint a 100 sq ft wall, how long does it take per sq foot?
Click here to see answer by nerdybill(5404) About Me 

Question 569234: Carlos can strip a hardwood floor in 3 hours, agnew can strip the same area in 6 hours how long wuld it take the two workers working together?
Click here to see answer by stanbon(48516) About Me 

Question 568937: If a wall was built by 4 men and 2 women in 5 days
how many days it will take to built by 3 men and 1 women?

Click here to see answer by Theo(2967) About Me 
Question 568937: If a wall was built by 4 men and 2 women in 5 days
how many days it will take to built by 3 men and 1 women?

Click here to see answer by bucky(2097) About Me 

Question 567857: A painter can paint a kitchen in 12 hours. An apprentice can paint the same kitchen in 36 hours. If they worked together, how long would it take them to paint the kitchen?
Click here to see answer by mananth(10541) About Me 

Question 567455: Fred shovels one sidewalk in four minutes, and John shovels one sidewalk in three minutes. How long will it take them to shovel a sidewalk if they work together?
Click here to see answer by nyc_function(2626) About Me 

Question 567310: A can finish the work in 6 days less than the time taken by B to finish the work.If both of them together can finish it in 4 days, then find the time taken by B alone to finish the workA can finish the work in 6 days less than the time taken by B to finish the work.If both of them together can finish it in 4 days, then find the time taken by B alone to finish the work
Click here to see answer by ankor@dixie-net.com(12684) About Me 

Question 567449: 4 painters can paint a house in 3 days, at this rate, how many houses can 6 painters paint in 6 days?
Click here to see answer by josmiceli(6778) About Me 

Question 566734: A pipe is leaking at the rate of 8 fluid ounces per minute. How many gallons is the pipe leaking per hour?
Click here to see answer by Alan3354(21555) About Me 

Question 566530: When Tim and John work together they can mow their entire lawn in 4 hours and 36 minutes. John can mow the entire lawn by himself in 9 hours. How long will it take Tim to mow the entire lawn by himself?
Click here to see answer by josmiceli(6778) About Me 

Question 566089: One dran can empty pool in 20 hours, another in 25. If both drains work, how long to empty pool?
Click here to see answer by ptaylor(1894) About Me 

Question 565958: A painter paints a wall in x hours, so the fraction of the wall that she paints in 8 hours is
Click here to see answer by KMST(578) About Me 

Question 565902: in 2 min a belt moves 300 lbs. a smaller belt moves the same amount the same distance in 6 mins. if both belts r used how long will it take to move the cans?

Click here to see answer by stanbon(48516) About Me 

Question 565478: Left on together, the cold and hot water faucets of a certain buthtub take 7 minutes to fill the tub. If it takes the cold water faucet 17 minutes to fill the tub by itself, how long will it take the hot water faucet to fill the tub on its own? Do not do any rounding.
Click here to see answer by ankor@dixie-net.com(12684) About Me 

Question 565507: An automatic pitching machine can pitch all its balls in 1 1/4 hours. One attendant working working 3 1/2 hours can retrieve all the balls pitched by one machine. How many attendants working at the same rate should be hired so that the balls from 10 machines are all retrieved in 8 hours.
Click here to see answer by ankor@dixie-net.com(12684) About Me 

Question 565498: a water-tank can be filled by any combination of three different taps. with the smallest tap the tank can be filled in 20 minutes.with the middle tap the tank can be filled in 12 minutes.with the largest tap the tank can be filled in 5 minutes.how long does it take with all three taps running?

Click here to see answer by scott8148(5879) About Me 

Question 565231: Al, Sy, and Ed together can create a web page in 4 hrs. Al can create the webpage in 12 hrs and Sy can do it in 14 hrs. How many hrs would it take Ed to make the webpage alone ?
Click here to see answer by solver91311(12118) About Me 

Question 564995: Twin brothers, Billy and Bobby, can mow their grandparents lawn together in 89 minutes. Billy could mow the lawn in 30 minutes less time than it would take Bobby. How long would it take Bobby to mow by himself?
Click here to see answer by ad_alta(170) About Me 

Question 564582: I need to find out the formula to find out how many minutes it would take to mow an area of grass at the rate of 3 square feet per second? Thanks I have to have it in tonight to put in as computer code. Thanks again.
Click here to see answer by Alan3354(21555) About Me 

Question 564144: A pond is being drained by a pump. After 3 hours, the pond is half empty. A second pump is put into operation, and together the two pumps finish emptying the pond in half an hour. How long would it take the second pump to drain the pond if it had to do the same job alone.
Click here to see answer by josmiceli(6778) About Me 
Question 564144: A pond is being drained by a pump. After 3 hours, the pond is half empty. A second pump is put into operation, and together the two pumps finish emptying the pond in half an hour. How long would it take the second pump to drain the pond if it had to do the same job alone.
Click here to see answer by mananth(10541) About Me 

Question 563876: how many liters of milk would be needed to share 32 children if each child receives a quarter liter of milk?
Click here to see answer by josmiceli(6778) About Me 

Question 563877: a man brought a box of potatoes which contained 20kg. If he sold them in a half kilogram packets each costing $2.00 how much money did he receive for them?
Click here to see answer by josmiceli(6778) About Me 

Question 563874: one quarter of a crate can be filled in one minute. How long would it take to fill the crate?
Click here to see answer by josmiceli(6778) About Me 

Question 563720: If three people working together can clean an office suite in two hours, how long will it take a crew of four people to clean the office?
Click here to see answer by bucky(2097) About Me 
Question 563720: If three people working together can clean an office suite in two hours, how long will it take a crew of four people to clean the office?
Click here to see answer by solver91311(12118) About Me 

Question 563178: Bill can mow the lawn in 2 hours,and his brother tom can mow it in 3hours.If both brothers mow the lawn together, how many hours will it take them?
Click here to see answer by solver91311(12118) About Me 

Question 562302: candy and tim share a paper route. it takes candy 70 mins. to deliver all the papers and it takes tim 80 mins. to finish all the papers. how long does it take the two of them when they work together?
Click here to see answer by josmiceli(6778) About Me 

Question 562282: at 7:00 am joe starts jogging at 6mi/h . At 7:10 Ken starts off after him. How fast must ken run in order to overtake him at 7:30
Click here to see answer by mananth(10541) About Me 
Question 562282: at 7:00 am joe starts jogging at 6mi/h . At 7:10 Ken starts off after him. How fast must ken run in order to overtake him at 7:30
Click here to see answer by lwsshak3(2915) About Me 

Question 561857: By himself,Tim can complete his paper route in 120 minutes. With the help of Sue, it takes 90 minutes. How many minutes would it take Sue to do the route by herself?
Click here to see answer by ptaylor(1894) About Me 

Question 561809: 4 men take 8 hours to build a wall, how long will it take 7 men to build an identical wall?
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Question 561355: A contractor estimated that one of his two bricklayers would take 9 hours to build a certain wall and the other 10 hours. However, he knew from experience that when they worked together, 10 fewer bricks got laid per hour. Since he was in a hurry, he put both men on the job and found it took exactly 5 hours to build the wall. How many bricks did it contain?
Click here to see answer by ankor@dixie-net.com(12684) About Me 

Question 560647: It takes Jake, 14h to repair a car’s transmission. After he had worked for 7 h, Alice began to help him. Together, they finished the job in 3 more hours. How long would it take Alice to do the job alone?
I attempted to do this problem like I did the other one's by assigning a variable to the unknown amout of time worked by Alice. Then I got stuck when I tried to find the rate for both. And I think I'm supposed to subtract somewhere. Any help would be appreciated.

Click here to see answer by itsmers123nj(1) About Me 

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