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

Tutors Answer Your Questions about Rate-of-work-word-problems (FREE)

Question 937792: Ghanima can correct a stack of papers in 5 hours, and Thufir can correct them in 4 hours. How long does it take them to correct the papres together?

Click here to see answer by ankor@dixie-net.com(22740)

Question 937983: 1 pool pump takes 60 minutes to fill up a pool, another pool pump takes 40 minutes to fill up a pool, how long would it take of both pumps were used to fill up the pool?
Click here to see answer by nerdybill(7384)

Question 937976: Alan can sweep a porch in 9 minutes. Bill can sweep the same porch in 14 minutes. How long will it take them to sweep the same porch together? The answer is 5.48 minutes. I get 5.75 minutes. How do I set up the problem?
Thank You
Click here to see answer by josgarithmetic(39613)

Question 937982: Mrs.Roberts sewed m shirts using 2 yards of cloth for each shirt. She also sewed (m+2) dresses, using 5 yards of cloth for each dress.
a.How much cloth did she use altogether?Give your answer in terms of m.
b.If m=7, find how much more cloth she used to sew the dresses than the shirts
Click here to see answer by josmiceli(19441)

Question 937978: I need to print 25 tickets for 40 boys and there are 5 per page how many pages do I need to print

Click here to see answer by josmiceli(19441)

Question 938391: An old machine requires 3 times as many hours to complete a job as a new machine. When both machines work together, they require 9 hours to complete a job. How many hours would it take the new machine to finish the job alone?

Pls provide a chart or a solution so that i can understand it well. thanks!
Click here to see answer by Edwin McCravy(20054)

Question 933988: Brad can mow a lawn in 75 min. The next week Capri mows the same lawn in 60 min. How long would it take them to mow the lawn working together?
Click here to see answer by Edwin McCravy(20054)

Question 935613: Josephine worked in the library for 45 minutes and then took a 5-minute break. If she continues this cycle throughout the day, what is the chance that someone would randomly walk urban urge library and fine her working?
Click here to see answer by Edwin McCravy(20054)

Question 938665: one pipe can fill a pool in 6 hours. The drain can empty the whole pool in 12 hours. With the pipe and the drain open how long will it take the pool to be filled?

Mr.Poly Nomials takes 8 hours to paint his room. After working for one hour , he called in a painter to help him. Working together they finished the job 3 more hours. How long would it take the painter to finish the job if he had worked alone?

Click here to see answer by ptaylor(2198)

Question 938699: If 7 men can make 7 chairs in 7 days, how many chairs can 40 men make in 40 days?
I knew the answer before but forgot.
Pls give me the explanation
Click here to see answer by LinnW(1048)

Question 938799: If a gardener weeds 2/3 of a garden in 6 minutes then how much did he weed in a minute?
Click here to see answer by ewatrrr(24785)

Question 938806: One pipe can fill a swimming pool in 8 hours. Another pipe takes 12 hours. How long will it take to fill the pool if both pipes are used simultaneously?
Click here to see answer by ewatrrr(24785)

Question 938996: Elizabeth can collate a set of reports in 6 h. If I help I help her it takes 4 h. How long will it take me to do the job if I work alone?
Click here to see answer by josgarithmetic(39613)

Question 939076: Write 0.075 as a fraction in the lowest term

Click here to see answer by ewatrrr(24785)

Question 939148: Pete can finish 20 math problems in 15 minutes. Julia can finish 45 math problems in 30 minutes. If they both have 60 minutes to work on the same math problems, how many more problems will Julia finish?
Click here to see answer by ewatrrr(24785)

Question 939069: h(t)=-4.9t^2+27t+2.4
Click here to see answer by Fombitz(32388)

Question 939654: It takes 25 minutes for 8 people to paint 5 walls.
How many minutes does it take 5 people to paint 7 walls?
Click here to see answer by stanbon(75887)

Question 939695: to mow a lawn 10 m by 10 m takes 1 hour, how long will it take to mow a lawn 20 m by 12 m?
Click here to see answer by josmiceli(19441)

Question 939695: to mow a lawn 10 m by 10 m takes 1 hour, how long will it take to mow a lawn 20 m by 12 m?
Click here to see answer by stanbon(75887)

Question 939695: to mow a lawn 10 m by 10 m takes 1 hour, how long will it take to mow a lawn 20 m by 12 m?
Click here to see answer by MathLover1(20849)

Question 939732: A small copier needs twice the time to run a big copy job as compared to the time it takes the large copier to run the same job. Working together, both copiers can complete the copy job in 15 minutes. How long does it take the small copier to complete the job?
The answer I got was the small copier would finish the job in 45 minutes, and the large one would finish in 22.5 minutes.
Is this correct?
Thank you!
Click here to see answer by XandY(3)

Question 940063: Maya takes 12 hours to type a report. Her friend helps her and together they finish the job in 4 hours. How long would it take her friend has she worked alone?
Click here to see answer by srinivas.g(540)

Question 940079: if john build a wall in 5 hours and mark build the same wall but in 8 hours then if john and mark will work together to build one wall, So what the time requested to build it ?
Click here to see answer by KMST(5328)

Question 940186: if 12 men can dig a trench in 8 days, how many men can dig it in 6 days at the same rate?

Click here to see answer by josmiceli(19441)

Question 940186: if 12 men can dig a trench in 8 days, how many men can dig it in 6 days at the same rate?

Click here to see answer by ptaylor(2198)

Question 940345: PLEASE ANSWER ASAP Michael can do a job in 8 hours while it takes Stephen 12 hours to do the same job. How long will it take them if they work together?
Click here to see answer by josmiceli(19441)

Question 940386: It takes 35 minutes for 9 people to paint 10 walls.
How many minutes does it take 3 people to paint 6 walls?
Click here to see answer by laoman(51)

Question 940496: A new type of pump can drain a certain pool in
3
hours. An older pump can drain the pool in
6
hours. How long will it take both pumps working together to drain the pool?
Click here to see answer by ptaylor(2198)

Question 940473: it takes Mark five hours to paint a fence. Abharsa can paint the same fence in nine hours. if they worked together how long would it take them to paint the same fence?
Click here to see answer by macston(5194)

Question 938939: Pipe A fills the pool in 8 hours, pipe B fills the pool in 12 hours. If pipe A runs for 90 minutes, then pipe B is turned on , how long will it take to fill the pool?

Click here to see answer by macston(5194)

Question 940651: 12 men took 8 hour and 40 min to complete a job
a. Find the time taken for 8 men to complete the job, working at the same rate
b. if 2 of the 8 men left the job after working for just 1 hour. find the time taken for the remaining 6 men working at the same rate
Click here to see answer by josgarithmetic(39613)

Question 940709: In still water, Mo and Sally can paddle a canoe at 12 mph. It takes them a total of 6 hours to paddle 32 miles up a river and then return the same distance to their starting point. What is the rate of the current?

Click here to see answer by josmiceli(19441)

Question 940725: Persons A and B, working together, can do a job in 6 2/3 hours. A became ill after working with B for 3 hours, leaving B to finish it alone in 8 1/4 hours. How long would it take each working alone to finish the job?
Click here to see answer by macston(5194)

Question 940761: When a large pipe and a small pipe are opened for 4 hours and 9 hours respectively, a tank is half filled. But when both pipes are opened simultaneously the tank is filled in 12 hours. How many hours does the larger pipe take to fill the tank?
Click here to see answer by stanbon(75887)

Question 940919: I don't really understand word problems like this:
Kate could do 10 jobs in 20 minutes and Ethan could do 15 jobs in 35 minutes. How long would it take both Kate and Ethan to do 30 jobs?
Please help me the best way possible. Thank you!
Click here to see answer by macston(5194)

Question 940950: Mr. Agbuya can mow a lawn in 3hours. His sons, Michael and Arnel can each do the job in 2hours. If the father and his sons work together. How long will it take them to mow a lawn?
Click here to see answer by macston(5194)

Question 941032: Jack and Danny are bricklayers. Jack can build a certain brick wall in 8 hours whereas Danny takes 11 hours. If they work together, their combined rate decreases by 7 bricks an hour, and it only takes them 5 hours to build the wall together. Find the number of bricks in the wall.
The rate is constant throughout the time period. As an explicit example, if Jack can lay 10 bricks an hour, and Danny can lay 15 bricks an hour, then their combined rate is 10 + 15 - 7 = 18 bricks an hour.
Click here to see answer by josmiceli(19441)

Question 940954: A modern pump can empty a tank three times as fast as another. If both pumps work together, these can complete the job in 4hours. Find the rate of each pump.
Click here to see answer by josmiceli(19441)

Question 941074: peter can paint a room in 10 hour and pedro can paint a same room in 10 hour. how long will take to paint the room if they work together

Click here to see answer by josmiceli(19441)

Question 941108: It takes 49 minutes for 4 people to paint 7 walls.
How many minutes does it take 9 people to paint 9 walls?
Click here to see answer by ankor@dixie-net.com(22740)

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