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

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 Word Problems: Rate of work, PAINTING, Pool Filling Solvers Lessons Answers archive Quiz In Depth

 Question 394256: A lake is stocked with 1,500 young trout. If the number of the original trout alive after x years is given by the function P(x) = 1,500 e-0.4x, when will there be 300 of the original trout left? (12 points) Click here to see answer by ewatrrr(10682)

 Question 394140: john and charles are linemen. John can string 10 miles of line in 3 days, while together they can string it in 1 day. how long would it take charles alone to string the same line? ? Click here to see answer by ptaylor(2048)

 Question 394346: A swimming pool can be filled by a large pipe in 4 hours and by a small pipe in 6 hours. A third pipe can empty the pool in 3 hours. How long would it take to fill the pool if all three pipes were open at the same time? Can you help me to get to the starting equation? Click here to see answer by Edwin McCravy(8909)

 Question 394478: A piece of work can be done in 48 days by 40 men. After 15 days, 16 men were transferred. In how many days can the remaining men finish the work? Click here to see answer by stanbon(57387)
 Question 394478: A piece of work can be done in 48 days by 40 men. After 15 days, 16 men were transferred. In how many days can the remaining men finish the work? Click here to see answer by jrfrunner(365)

 Question 394736: steve is a painter. He can paint a house in 20 hours. It takes his assistant 30 hours to paint a house. How long, in hours, would it take them to paint a house working together Click here to see answer by scott8148(6628)

 Question 393883: When Fritz drives to work his trip takes 36 minutes but when he takes the train it takes 20 minutes. Find the distance Fritz travels to work if the train travels an average of 21 miles per hour faster than his driving. Click here to see answer by lwsshak3(6522)

 Question 395075: A pool is filling with water at a constant rate. After 10 minutes, the height of the water level is 8 inches. After 15 minutes, the water level in now at 18 inches. Using the points (10,8) and (15,18), find the rate of increase(slope) of the water level in the pool. Write your answer in sentence form and use appropriate units. Click here to see answer by lwsshak3(6522)

 Question 395193: a pool can be filled water using pipe a in 4hrs drained using pipe b in 10 hours. if pipe b is accidentally left open while the pool is being filled how, long will it take to fill the pool Click here to see answer by mananth(12270)

 Question 392445: It takes Louis 3 hours to paint a room by himself. If Anthony helps it takes them 2 hours. How long would it take Anthony to paint the room himself? Click here to see answer by lwsshak3(6522)

 Question 385919: Copier A can make 300 photocopies of a page in 15 minutes. Copier B can do the same job in 12 minutes. If both copiers work together, how long will it take them to do the same job? Click here to see answer by lwsshak3(6522)

 Question 395446: John can rake his yard in 40 minutes, his brother Bob can rake the yard in one hour, how long will it take to rake the yard together. Click here to see answer by stanbon(57387)

 Question 395590: I'm in freshman honors algebra at my high school, and I was wondering if you could provide an eqaution to solve and explain it. The question is: A man can do a piece of work in 9 hours. After he worked 3 hours alone, he was joined by his son, and they finished the job in 4.5 hours. How many hours would it take to do the job alone? Click here to see answer by robertb(4012)

 Question 395976: the sum of two numbers is 180. if one number is 40% more than the other,find the number? what number increased by 3.5% of itslf equals 621? one man received 15% more than another man when they shared an inheritance of \$4,300.how much did each man receive? a dress is prices at \$21.42 the store is having a 30% off sale what was the original price of the dress? Click here to see answer by solver91311(16897)

 Question 395963: if you can paint the garage in 10 hours and your brother can paint it in 15 hours, how long will it take the two to paint the garage? Click here to see answer by Alan3354(30993)

 Question 396116: It takes Mang kaloy 3 hours to plow his ricefield with his new tractor. Using the old tractor, it takes him 5 hours. If his son helped him plow the field, how long will it take them to plow the ricefield using both tractors? Click here to see answer by Alan3354(30993)

 Question 396338: Fred can mow the lawn in 1 hour. John can mow the lawn in 2 hours. How long will it take them to mow the lawn together? Click here to see answer by stanbon(57387)

 Question 396484: Please show me how to solve this problem. I am sure that there is an equation to use but I do not know where to start. A backyard pool is being drained. The pool contains 9925 gallons of water. At 9am, Drain 1 is opened which drains at 175 gallons every 15 minutes. At 10am, Drain2 is opened (Drain 1 continues draining, too) and it drains 450 gallons every 30 minutes. At what time will the pool contain 0 gallons of water? THANK YOU! Click here to see answer by mananth(12270)

 Question 396577: Working together, two pipes can fill the tank in 2 hours and 6 minutes. Working alone, the larger pipe fills the tank in 4 hours less time than the smaller on. How long does the larger pipe take? Click here to see answer by mananth(12270)
 Question 396577: Working together, two pipes can fill the tank in 2 hours and 6 minutes. Working alone, the larger pipe fills the tank in 4 hours less time than the smaller on. How long does the larger pipe take? Click here to see answer by lwsshak3(6522)

 Question 396793: A small pump can drain a pool in 8 hours. A large pump can drain it in 5 hrs. How long will it take them to drain the pool simultaneously? Suppose that the pumps could not be used simultaneously and that the pool was drained in exactly 6 hours. How long was each pump used? Click here to see answer by ankor@dixie-net.com(15660)

 Question 397942: elsa can complete a typing job in six hours. She was given a helper and together they finish the job in only four days. How long would it take the helper had he worked alone Click here to see answer by stanbon(57387)

 Question 397960: One pump can empty a tank three times as another. working together they can complete a job in four hours, find the rate of each pump Click here to see answer by stanbon(57387)

 Question 397946: it takes mang kaloy 3 hrs to plow his ricefield with his new tractor. using the old tractor it takes him 5 hrs. if his son helped him plow the ricefield how long will it take them to plow the ricefield using both tractors Click here to see answer by ankor@dixie-net.com(15660)

 Question 398033: A painting job can be completed by 7 painters in 24 days. If 14 more painters join the team 9 days after starting work on the job, then how many more days are required to complete the job? can some one help solve this for me thank you =) Click here to see answer by solver91311(16897)

 Question 398361: if four people can repair a vehicle in 5 1/2 hours, how many people working the same rate will it take to finish the job in 3 hours Click here to see answer by ankor@dixie-net.com(15660)

 Question 398415: I think i may be on the right track but not sure. Here is the problem: One hose can fill a pool in 20 hours. Another hose can fill the pool in 16 hours. How long would it take the two hoses, working together to fill the pool? Here is how i set it up t/20 + t/16 with a LCD of 2. 2 x (t/20 + t/16) = 2 x 1. I reduced it down to 10t+8t=2, I combine my like terms this gives me 18t=2. Now do i divide 18 into 2 or 2 into 18? Am I on the right track to solving this problem? Click here to see answer by stanbon(57387)
 Question 398415: I think i may be on the right track but not sure. Here is the problem: One hose can fill a pool in 20 hours. Another hose can fill the pool in 16 hours. How long would it take the two hoses, working together to fill the pool? Here is how i set it up t/20 + t/16 with a LCD of 2. 2 x (t/20 + t/16) = 2 x 1. I reduced it down to 10t+8t=2, I combine my like terms this gives me 18t=2. Now do i divide 18 into 2 or 2 into 18? Am I on the right track to solving this problem? Click here to see answer by Alan3354(30993)

 Question 398502: If it takes 4 days for 6 people to finish a job, than how many days does it take 8 people to finish the same job? Click here to see answer by stanbon(57387)

 Question 398521: It takes pump A 2 hours less time than pump B to empty a certain swimming pool. Pump A is started at 8:00 A.M., and pump B is started at 11:00 A.M. If the pool is still half full at 5:00 P.M., then how long would it take pump A working alone? Click here to see answer by ankor@dixie-net.com(15660)

 Question 398793: If 4 boys can clean the gymnasium in 2 hours, how many minutes will it take 5 boys to do the job? Click here to see answer by mananth(12270)

 Question 399132: John and sue completed a job in 20 hours. If John worked twice as many hours as Sue, find how many hours each person worked? Click here to see answer by robertb(4012)
 Question 399132: John and sue completed a job in 20 hours. If John worked twice as many hours as Sue, find how many hours each person worked? Click here to see answer by lpinkney777(1)

 Question 399618: Stan can load his truck in 24 minutes. If Chris helps him, it takes 15 minutes to load the truck. How long does it take Chris alone? I understand what the problem is asking, but I do not know how to set up an equation for it. I had: 1/24+1/x=15 Time of stan=24 time of chris=x total time together=15 Can you help me? Click here to see answer by checkley79(3050)

 Question 400132: lisa and sam need to paint a fence. lisa can do the job alone 2 hours faster than sam. If together they work for 34 hours and ﬁnish only 2/3 of the job, how long would sam need to do the job alone Click here to see answer by scott8148(6628)

 Question 400043: Al can complete a particular job in 8 hours. Boris can complete the same job in 5 hours. Cody can complete a second job, which requires twice as much work as the first, in 8 hours. If all three people work together on the larger job for 2 hours, how long, in hours, would it take Al, working alone, to finish the job? A 0.8 B 3.0 C 6.8 D 8.0 E 8.8 Click here to see answer by ankor@dixie-net.com(15660)

 Question 400957: Nancy has 2 printers available to her. Together, the 2 printers can print a document in 9 min. The Epson Stylus 850 can print the document in 12 minutes working by itself. How long would it take her EPson Stylus 500 to print the document working by itself? Click here to see answer by stanbon(57387)

 Question 400936: matt and jeff need to paint a fence. matt can do the job alone 8 hours faster than jeff. if together they work for 19 hours and finish only 7/8's of the job how long would jeff need to do the job alone? Click here to see answer by ankor@dixie-net.com(15660)

 Question 402056: working alone ,amy can clean an attic in seven hours. Jack can clean the same attiv in six hours. If they worked together how long would it take? Click here to see answer by unlockmath(1603)

 Question 402220: if one guy can paint a house in 5 hours, and another guy can do it in 3, how long will it take them together if the 5 hour guy starts an hour earlier then the 3 hour guy? Click here to see answer by nerdybill(6962)

 Question 402652: If Jaunita can mow her lawn in 6 hours, hat is her rate (in jobs per hour)? Click here to see answer by edjones(7569)

 Question 402655: A rectangular pot of ground measuring 12 meters by 20 meters is surrounded by a sidewalk of uniform width. The area of the sidewalk is 68 square meters. Find the width of the sidewalk. Click here to see answer by mananth(12270)

 Question 403116: The children at Tiny Tots Day care plant a rectangular vegetable garden with a perimeter of 39 m. The length is twice the width. Find the dimensions of the garden Click here to see answer by stanbon(57387)
 Question 403116: The children at Tiny Tots Day care plant a rectangular vegetable garden with a perimeter of 39 m. The length is twice the width. Find the dimensions of the garden Click here to see answer by rvquartz(19)

 Question 403133: if prince can paint a house in 4hours and sam can paint the same house in 6hours how long will it take for both of them to paint the same house Click here to see answer by mananth(12270)

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