Two inlet pipes can fill an empty swimming pool in 3 days and 6 days, respectively. A pump can empty a full pool in 4 days. How long will it take to fill the empty pool if both pipes are open and the pump is on?

Q: There are two machines that produce aluminum cans. The newer machine can produce 7200 cans in 180…

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Q: Two pipes are used to fill a water storage tank. The first pipe can fill the tank in 4 hours and the…

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Q: A field provides grazing for 18 sheep for 8 days. How many days grazing would it provide for 24…

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Q: A garden hose can fill a swimming pool in 7 days, and a larger hose can fill the pool in 2 days. How…

A: We have to calculate first the fraction of pool filled by both hoses in 1 day. Then, time taken by…

Q: In 10 minutes, a conveyor belt can move 1,000 bushels of corn into a storage bin. A smaller belt can…

A: A conveyor belt can move 1000 bushels of corn in 10 minutes.  A smaller belt can move 1000 bushels…

Q: One inlet pipe can fill an empty pool in 12 hours, and a drain can empty the pool in 15 hours. How…

A: t=?

Q: Tom produces 25 more than 4 times what Bob can produce in one day. If Tom total production for

A: Please find the answer in next step

Q: One inlet pipe can fill an empty pool in 8 hours, and a drain can empty the pool in 12 hours. How…

A:

Q: The battery of a cell phone is enough for 9 hours when the phone is off and 1.5 hours when the phone…

A: Let the battery of the cell phone lasts 9 hours when the phone is off. The battery lasts 1.5 hours…

Q: Leeson can proofread a newspaper copy in 4 hours. If Ryan proofreads the same newspaper copy, it…

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Q: A fruit basket contains the same number of apples and pears. If Eric eats 5 apples and 1 pear, there…

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Q: A lab technician cuts a 12 inch piece of tubing into two pieces in such a waythat one piece is 2…

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Q: An aquarium tank can hold 5400 liters of water. There are two pipes that can be used to fill the…

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Q: A long-distance telephone call costs 20 cents for the first three minutes and 40 cents for each…

A: We can find the answer as below.

Q: Dave and Sandy Hartranft can paint a room together in 4 hours.    Working alone, Dave can paint the…

A: Let the time for Sandy be x hrs.Therefore, time for Dave is (x - 2) hrs.Time taken when Dave and…

Q: Cheen is now fives times as old as Monokuma was 5 years ago. If the sum of Monokuma’s and Cheen’s…

A: GIVEN: Cheen is 5 times old as Monokuma was 5 years ago.               sum of Monokuma’s and Cheen’s…

Q: A Chinese restaurant has a large goldfish pond. Suppose that an inlet pipe and a hose together can…

A: Here, I solved with proper explanation.

Q: A garden hose can fill a swimming pool in 8 days, and a larger hose can fill the pool in 3 days. How…

A:

Q: ne hose can fill a pool in 60 minutes. A larger hose can fill it in 40 minutes. How long will it…

A: GivenOne hose can fill a pool = 60 minA larger hose can fill  =40 min

Q: A large pipe and a small pipe can fill a water tank in just 15 minutes if both are used together. If…

A: Please check step 2 for the solution.!

Q: In 1 year, a health food manufacturer produces and sells 240,000 cases of vitamins. It costs $2 to…

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Q: A water tank is being filled by two inlet pipes. Pipe A can fill the tank in 6.5 hours, while both…

A:

Q: Mary is three times as old as her son. In 12 years, Mary's age will  be one year less than twice her…

A:

Q: Two pumps are being used to fight a fire. One pumps 5000 gallons in 20 minutes, and the other pumps…

A: Since one pumps 5000 gallons in 20 minutes, therefore the flow rate of the first pump will be:…

Q: One maid can clean the house in 5 hours. Another maid can do the job in 3 hours. How long will it…

A: Given,First maid can clean the house in 5 hours then the rate of work is 1/5 job/hourSecond maid can…

Q: Jerry can frame a room in 1 hour, while jake takes 4 hours. How long would it take for them to frame…

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Q: The fast freight made the trip in 8 hours and the slow freight made the trip in 10 hours. How many…

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Q: Bob, Trinity, and Roger are painting their living room. Trinity takes twice the number of hours that…

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Q: A pool can be filled by one pipe in 6 hours and by a second pipe in 12 hours. How long will it take…

A:

Q: An aquarium tank can hold 6000 liters of water. There are two pipes that can be used to fill the…

A: We are asked to find the time to fill the tank

Q: It takes one team 9 days less than another team to paint a house. If the teams work together, it…

A: Time and Work question

Q: One custodian cleans a suite of offices in 5 hours. When a second worker is asked to join the…

A:

Q: One custodian cleans a suite of offices in 5 hours. When a second worker is asked to join the…

A: Given 1 custodian cleans a suite of offices in 5 hours. When a second worker is asked to join the…

Q: The population of the village is 5000. If in a year, the number of males were toincrease by 5% and…

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Q: One pump can fill a pool in 11 hours and a second pump can empty the same pool in 4 hours. While the…

A: First pump can fill the pool in 11 hrs. Hence it takes an hr to fill (1/11)th of the pool. The…

Q: In one of the laboratories, it conducted an experiment on 900 insects to prove the effectiveness of…

A: x = input("Enter no.of insects died in first hour : ")n = 7;f = 900;while n >= 1    n = n-1;…

Q: A culture of bacteria doubles every 2 hours. If there are 500 bacteria at the beginning, how many…

A: The initial population, P0=500Time of growth, t=24 hourstime of doubling, d=2 hours

Q: An airplane travels 3600 miles from city A to city B. On the way back, the airplane speed was 50%…

A: Concept Used: Rate = distance / time or Time = Distance /rate

Q: George can complete a project in 75 minutes, and if George and Walter both work on the project, they…

A: It is given that George can complete a project in 75 minutes. So, the George's rate of completion is…

Q: A hotel with 136 rooms is filled to capacity when the room charge is $90 per night. For each $3…

A:

Q: Two skiers begin skiing along a trail at the same time. The faster skier averages 15 miles per hour…

A: We know that S = DT, where S is speed, D is distance and T is time taken Hence T = DS

Q: Arthur can do a job in 30 minutes, Bonnie can do it in 40, and Clair can do it in 60 minutes. How…

A: let x be the time required in working together. Explanation of the answer is as follows

Q: Lisa, an experienced shipping clerk, can fill a certain order in 4 hours. Felipe, a new clerk, needs…

A: Lisa fill certain order in 4 hours  And Felipe , new clerk needs 7 hours to do the same job .

Q: Working alone, Arjun can tar a roof in 8 hours. Mark can tar the same roof in 15 hours. If they work…

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Q: Three friends, Pedro, Juan, and Jose, can do a certain work alone in 10 hours, 15 hours, and 18…

A:

Q: A tank can be filled by 2 water keys together in 3 hours with 3 quarters. The main key would be able…

A: Given: -

Q: Lance produces 20 more than 4 times what Jacob can produce in one day. If Lance's total production…

A: Assume jacob's one day production be x. So, Lance one day production will be, 20+4x

Q: The father is 4 times as old as his daughter 5 years ago. In 6 years, he will be three times as old…

A: present age of daughter be x present age of father be y   5 years ago   daughhter's age :  x-5…

Q: Sam and Cat both drive cars starting from the same point. Sam drives north, and travels 50  miles in…

A: