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 425683: Hi, My name is Jakarria. I'm not to good on word problems and I need help solving this question please.
**If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together?
I tried taking 6 and dividing it by 4 and i tried subtracting it. I did't exactly come up with the exact answer but i just came up with an answer that had at least 2 hours and I got the question wrong.
Click here to see answer by emargo19(101)

Question 425988: If it takes 6 workers one hour to put together one car, how long would it take 9 workers to produce the same
car?
Click here to see answer by stanbon(57290)

Question 426333: A man wills $18,000 to his 3 sons. The 1st and 2nd sons are to receive sums in the ratio of 4:3, and the 1st and 3rd sons are to receive sums in the ratio of 2:1. find the sum each son gets.

Click here to see answer by stanbon(57290)

Question 71604: The 1000 gallon tank of water contains 6% salt. How much water do you need to get it down to 4%.
Click here to see answer by jorel1380(2518)

Question 426337: It takes one day to fill the vat with this large pipe; two days with that' The third pipe needs but one day more; The fourth pipe fills the vat in four. If all four pipes together fun, How many HOURS before the task is done?
Click here to see answer by ankor@dixie-net.com(15647)

Question 426465: If it takes 6 workers to put together one car, how long would it take 9 workers to produce the same car?
Click here to see answer by edjones(7569)

Question 71096: "3 Pipes of different sizes are filling up a pool. Pipe1 fills it up a third of the time that it takes Pipe3, and Pipe2 fills it up a half of the time that it takes Pipe3. How long will it take each pipe to fill up the pool by itself?"
-if you set up a table, i'm not sure where the variable would go, or when you set up the equation[[Pipe 1 work done + Pipe 2 work done + Pipe 3 work done = ?]] should that ? be a 1, for one hour, or a 3, for the 3 hours it took to fill up the pool with all of the pipes?
Click here to see answer by jorel1380(2518)

Question 73418: Leo fnished 2/3 of a job in 12 hours. When he was joined by Ed, they completed the job in 2 hours. How many hours would it take Ed to do the job alone.
Click here to see answer by jorel1380(2518)

Question 427275: If a certain job can be finished by 18 workers in 26 days. How many workers are needed to finish job in 12 days?
Click here to see answer by robertb(4012)

Question 426921: 24a + 40
_________
12
Click here to see answer by gwendolyn(128)

Question 427897: Working alone, two painters, A and B, can paint a building in 12 and 16 days respectively. After they work together for 3 days, A leaves and B continues for 2 more days. Then C joins B and they finish the job in 3 more days. In what time could C do the whole job alone?
Click here to see answer by ankor@dixie-net.com(15647)

Question 428538: Crane A can unload the dumpster in 10 hours, and Crane B CAN UNLOAD it in 14 hours. Crane A and B started to unload the dumpster at noon. At what time was the unloading job of the dumpster completed?
Click here to see answer by ptaylor(2048)

Question 429340: Together Maria and Johannes can pick a bushel of apples in 16 min. Maria takes 4 min more to pick a bushel than Johannes does. Find the time it takes each person to pick a bushel of apples alone.
Click here to see answer by ankor@dixie-net.com(15647)

Question 429524: Cindy is working her way through school. She works two part-time jobs for a total of 24 hours a week. Job A pays $5.70 per hour, and Job B pays $6.60 per hour. How many hours did she work at each job the week that she made $150.30.
Click here to see answer by poliphob3.14(115)

Question 405786: Please help me to solve it:
Two times a number plus its reciprocal is 129/8.What is the number(s)?

Three times a number minus three times its reciprocal is 148/7.What is the number(s)?
Thank you.
Click here to see answer by mananth(12270)

Question 429593: It takes 2 persons 3 hours to complete a job, if you add a third person to the job next time, how long would take to complete the job?
Click here to see answer by ewatrrr(10682)

Question 429935: to do a job alone, it would take dan 6 hours, fran 2 hours, stan 3 hours. how long would it take to dot he job if they all worked together?
Click here to see answer by ewatrrr(10682)

Question 430183: Adam can paint a house in 5 hours. Audrey can paint the same house in 6 hours. If they work together how long will it take
to paint the house?
Click here to see answer by nerdybill(6958)

Question 430281: A color printer prints 9 pages in 3 minutes. How many minutes does it take per page
Click here to see answer by algebrahouse.com(1079)

Question 430641: Three boys can paint a fence in 4 hours, 5 hours, and six hours respectively. Find how long it will take all three boys to paint the fence together.
Click here to see answer by rosey51235(25)

Question 431395: samuel has run for 45 minutes. if he has completed 60% of his run, how many minutes will samuel run in all?
Click here to see answer by ewatrrr(10682)

Question 431386: suppose that two pipes (A and B) can be used to fill a swimming pool. If both pipes are used together then it takes 25 hours to fill the pool. If only pipe A is used then it takes 40 hours to fill the pool. If only Pipe B is used the it takes x hours to fill the pool. What formula can be used to find the answer?
Click here to see answer by mananth(12270)

Question 431977: if 6 people rake a yard in 2hrs, how long does it take 2 people?
Click here to see answer by ewatrrr(10682)

Question 432039: what is your favorite type of chicken

Click here to see answer by Alan3354(30993)

Question 432043: 1) If Steven can mix 20 drinks in 5 minutes, Sue can mix 20 drinks in 10 minutes and Jack can mix 20 drinks in 15 minutes, how much time will it take all 3 of them working together to mix the 20 drinks?
2) Is there a formula to solve these types of problems?
Click here to see answer by jorel1380(2518)

Question 432570: If Sally can paint a house in 4 hours and Paul can paint the same house in 6 hours, how long will it take them to paint it together?
Click here to see answer by ewatrrr(10682)

Question 432585: This problem falls under "functions, equations and inequalities" Did not know which topic was best.
Question below:
Ace Movers charges $100.00 plus $30.00 per hour to move a house across town. Hanks Movers charges $55.00 per hour. For what length of time does it cost less to hire Hanks' Movers?
Click here to see answer by jorel1380(2518)

Question 432920: an inlet pipe can fill a tank in 12hours. A second pipe can fill the tank in 15 hours. If both pipes are used, find how long it takes to fill the tank
Click here to see answer by jorel1380(2518)

Question 433243: When a factory buys machinery the original price will depreciate on a yearly basis due to use. If the machinery costs $50,000.00 dollars it will depreciate by $1,800.00 the first year, $1,750.00 the second year, and $1,700.00 the third year, etc.
We now need to find out the amount of deprecation during the fifth year.
Click here to see answer by josmiceli(9668)

Question 433612: One pipe can fill a tank in 20 minutes, while
another takes 30 minutes to fill the same tank. How long would it take the two pipes together to fill the tank?
Click here to see answer by robertb(4012)

Question 434268: Write the equation and solve by factoring: Working together, Jim and Steve can wash the windows of a building in 6 hours. Working alone, it takes Jim 5 hours longer than Steve to do the job. How long does it take Jim to wash all the windows if he works alone?
Click here to see answer by scott8148(6628)

Question 434503: Moving company A charges $75 plus $40 an hour to move households across town. Moving Company B charges $65 an hour for cross-town moves. For what lengths of time is Moving Company B more expensive than Moving Company A? Write an inequality.
Click here to see answer by mananth(12270)

Question 435797: A pool can be filled by one pipe in 12 hours and by a second pipe in 36 hours. How long will it take using both pipes to fill the pool?
Click here to see answer by htmentor(789)

Question 435757: Rob takes 5 hours longer than Jen to paint a room. If they work together, they can paint a room in 6 hours. How long does it take Rob to paint a room by himself?
Click here to see answer by ewatrrr(10682)

Question 435961: Pipe A can fill a tank in 4 hours, and pipe B can fill the tank in 3 hours. With the tank empty, pipe A is turned on. One hour later, pipe B is turned on. How long will pipe B run before the tank is filled?
Please help me with this questions, thanks.
Click here to see answer by jorel1380(2518)

Question 436314: What is the equation for the following:
$75.00 an hour per truck from 6:00 AM thru 6:00 PM?
Click here to see answer by MathLover1(6625)

Question 436582: A pool has an inlet pipe to fill it and an outlet pipe to empty it. It takes 2 hours longer to empty the pool than it does it fill it. The inlet pipe is turned on to fill the pool, but the outlet pipe is accidentally open. Despite this, the pool fills in 8 hours. How long does it take the outlet pipe to empty the pool? Round to the nearest tenth.
Click here to see answer by ankor@dixie-net.com(15647)

Question 436644: A quality control inspector found 3 defective clocks in a shipment of 100 clocks. At this rate,
how many clocks would be defective in a shipment of 3000?
Click here to see answer by robertb(4012)

Question 437217: A farmer has 200 hectares of land suitable for cultivating crops A, B, and C. The
cost of cultivating each crop is
• $40 per hectare for crop A
• $60 per hectare for crop B
• $80 per hectare for crop C
The labour hours required for each crop are
• 20 labour hours per hectare for crop A
• 25 labour hours per hectare for crop B
• 40 labour hours per hectare for crop C.
The farmer has 200 hectares of land, a budget of $12600, and a workforce that can
work a total of 5950 labour hours. How many hectares of each crop should he plant
to use up all his available land, budget, and labour hours?
[Hint: land, budget and labour correspond to 3 linear equations]
Click here to see answer by mananth(12270)

Question 437508: Sally takes 4 hours to paint and john takes 6 hours how long will it take both to paint the hours
Click here to see answer by rwm(914)

Question 437582: In 3 seconds Penny walks 24 feet to bow. The boat is cruising at 5 feet per sec. What is Penny's rate of travel with respect to the land.
Click here to see answer by edjones(7569)

Question 437909: 3. Six adults can complete a piece of work in one day while 5 children would take 2 days to complete the same piece of work. Using this ratio, think about the following problem. Forty-four adults can build a tower in 5 days. How long will 40 adults and 80 children take to build a tower?
Click here to see answer by josmiceli(9668)

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