# 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?

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1. ## Math

Two faucets can fill a tank in 1 hour and 20 minutes. The first faucet takes more than two hours longer to fill the same tank when functioning without the second tap. How long does it take to fill each one separately? Explain your solution

2. ## Math

In water refilling station, the time that a pipe takes to fill a tank is 10 minutes more than the time that another pipe takes to fill the same tank. If the two pipes are opened at the same time, they can fill the tank in 12 minutes. How many minutes does

3. ## Chemistry

Imagine that you have a 7.00L gas tank and a 3.50L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the larger tank with oxygen to a pressure of 135atm , to what

4. ## Math

Using my faucet, it takes 6 minutes to fill our water tank. Using my neighbor's hose, it takes 9 minutes. How long would it take if i used both the faucet and the hose?

5. ## akgebra

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?

6. ## math

Three water pipes are used to fill a swimming pool. The 1st pipe alone takes 8 hours to fill the pool, the 2nd pipe alone takes 12 hours to fill the pool, and the 3rd pipe takes 24 hours to fill the pool. If all 3 pipes are opened at the same time, how

7. ## math

Two pipes can be used to fill a pool. Working together, the two pipes can fill the pool in 2 hours. The larger pipe can fill the pool in 3 hours less time than the smaller pipe can alone. Find the time to the nearest tenth of an hour it takes for the

8. ## Algebra

) An inlet pipe can fill an empty tank in 5 hours by itself, and an outlet pipe can drain the same tank when full in 7 hours by itself. If the tank is two-thirds full when the valves for both pipes are opened, how many minutes will it take to fill the

9. ## algebra

A tank fitted with two pipes is to be filled with water. The first pipe can fill it in 10 hours. After it has been open for 5 hours, the second pipe is opened and the tank is filled in 2 hours more. How long will it take the second pipe to fill the tank

10. ## Maths

A hemispherical tank of diameter 10cm is filled by water issuing from a pipe of radius 20cm at 2m per second . Calculate , correct to three significant figures in minutes it takes to fill the tank

11. ## maths

To fill a swimming pool two pipes are to be used.If the pipe of larger diameter I'd used for 4 hours and the pipe of smaller diameter for 9 hours only half the pool can be filled .Find ,how long it would take for each pipe to fill the tank separately, if

12. ## maths

One pump fills a tank two times as fast as another pump. If the pumps work together they fill the tank in 18 minutes. How long does it take each pump working alone to fill the tank?

13. ## Mathematics

Two faucets can fill a tank in 1 hour and 20 minutes, the first faucet takes more than two hours longer to fill the same tank when functioning without the second tap, how long does it takes to fill each one seperately?

14. ## Algebra 2

Perry can fill a sorter with oranges from the conveyer belt in 10 minutes. While Perry fills the sorter, Gillian takes oranges out of the sorter and puts them in shipping crates. With Gillian taking oranges out of the sorter, it takes 25 minutes for Perry

15. ## ALGEBRA

In a water refilling stationthe time that a pipe takes to fill a tank is 10 minutes more than the time that another pipe takes to fill the same tank. If the two . If the two pipes are open at the same time, they can fill the tank in 12 minutes. How many

16. ## math

tap a was turned on to fill a rectangular tank of 50cm by 40cm by 28cm with water at a rate of 6 liters per minute. after 2 minutes, tap b was turned on to drain water from the tank at a rate of 2 liters per minutes. 6 minutes after tap b was turned on,

17. ## rates and unit rates

Water fl owing from a faucet can fill 1/4 of a tank in 3 minutes. a) How long does it take to fi ll the tank completely with water? b) How long will it take to fi ll 6 similar tanks completely with water? Give your answer in hours and minutes.

18. ## Algebra

Two pipes are connected to the same tank. When working​ together, they can fill the tank in 12 hrs. The larger​ pipe, working​ alone, can fill the tank in 18 hrs less time than the smaller one. How long would the smaller one​ take, working​

19. ## math

Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 ½ hours. How quickly can all three fill the pool together? A. 12 minutes B. 15 minutes C. 21 minutes D. 23 minutes E. 28

20. ## Math

Four pipes can fill a tank in 70 minutes.how long will it takes to fill the tank if 7 pipes are used.

21. ## Math

If it takes 4 minutes to fill a bucket with one tap and 6 minutes to fill the bucket with another tap. Using both taps how many seconds will it take to fill the bucket?

22. ## Algebra

one pipe can fill a tank in 90 minutes a second pipe can fill the tank in 60 minutes how long will it take to fill the tank if both pipes are

23. ## Algebra

A water tank can be filled by an inlet pipe in 6 hours. It takes 3 times as long for the outlet pipe to empty the tank. How long will it take to fill the tank if both pipes are open?

24. ## math

A tank fitted with two pipes is to filled with water. One pipe can fill it in 5 hours. After it has been open for 3 hours, the second pipe is opened and the tank is filled in 4 hours more. How long it would take the second pipe alone to fill the tank?

25. ## math

an empty rectangle tank with a base area of 2400 cm^2 is filed with water from 2 taps. one tap can fill the tank with 12L of water per minute, while the other tap can do it at 3l less perminute. (A) what will be the depth of water in the tank after both

26. ## intermediate Algebra

A sink can be filled by a pipe in 2 minutes but it takes 4 minutes to drain a full sink. if both the pipe and the drain are open, how long will it take to fill the sink?

27. ## math

Filling a tank. Two pipes are connected to the same tank. Working together they can fill the tank in 4 hrs. The larger pipe working alone can fill the tank 6 hrs less than the smaller one, HOw long would the smaller one take, working alone, to fill the

28. ## maths

a tap can fill a tank in 15 minutes .another tap can empty it in 20 minutes.Initially the tank is empty,if both the taps start functioning the same time,when will the tank become fill?

29. ## math

One pipe can fill a pool in 20 minutes, a second can fill the pool in 30 minutes, and a third can fill it in 10 minutes. How long would it take the three together to fill the pool?

30. ## Math

A rectangular water tank measures 2.4m long, 2m wide and 1.5m high. The tank contained some water up to a height of 0.45m (a) calculate the amount of water, in litres, needed to fill up the tank. vol = 2.4*2* 1.5- 2.4*2*0.45 =7.2 - 2.16 = 5.04*1000 = 5040L

31. ## Algebra I

Pump A, working alone, can fill a tank in 3 hours, and pump B can fill the same tank in 2 hrs. If the tank is empty to start and pump A is switched on for one hour, after which pump B is also switched on and the two work together, how many minutes will

32. ## math

an empty rectangle tank with a base area of 2400 cm^2 is filed with water from 2 taps. one tap can fill the tank with 12L of water per minute, while the other tap can do it at 3l less perminute. (A) what will be the depth of water in the tank after both

33. ## math

Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 ½ hours. How quickly can all three fill the pool together?

34. ## Algebra

There is a water tank with a drain of an unknown size that is always open. There is a series of input pipes above it which are all the same size. When 4 pipes are on, it takes 6 hours to fill. When 3 pipes are on, it takes 10 hours to fill. How many pipes

35. ## Algebra 1

The first of three pipes fills a tank in 12 minutes and a second pipe in 10 minutes.If both these pipes and also a third pipe are open, the tank is filled in 4 minutes. How many minute will the third pipe alone require to fill the tank? Just need an

36. ## Algebra

2 pumps can fill a water tank in 45 minutes when working together. Alone, the second pump takes 3 times longer than the first to fill the tank. How long does it take the first pump alone to fill the tank? Show all work

37. ## math

A 500-litre water storage tank is situated at the top of a building at a height of 300 feet.The tank,which is completely full,has two outlet pipes and one inlet pipe.Veeru climbs up to the tank and opens an outlet which can empty a full tank in 10 minutes.

38. ## math

a water tank is a cubiod with dimensions 40cm by 90cm by 70 cm. the tank is initially empty and is then filled with water which flows from a pipe of cross sectional area 1.2 sqcm at a speed of 3.5m/s. calculate the timein minutes that it takes to fill the

39. ## Math

Pipes A & B can fill a storage tank in 8hours and 12 hours, respectively . With the tank empty ,pipe A was turned on at noon, and then pipe B was turned on at 1:30 P.M.At what time was the tank full. Please help me!! Let V be the tank volume. Pipe A fills

40. ## math

the fill pipe for a tank can fill the tank in 4 hours and the drain pipe can drain in 2 hours. If both pipes are accidentally opened, how long will it take to empty a half-filled tank?

41. ## Maths

tap A takes 60 minutes to fill a bucket tap B takes 30 minutes and tap C take 15 minutes. how much time it will take to fill a bucket if opened all 3 at once

42. ## Algebra

A sink is one quarter full when both the faucet and the drain are opened. The faucet alone can fill the sink in 5 minutes, whereas it takes 8 minutes to empty it with the drain. How long will it take to fill the remaining three quarters of the sink?

43. ## maths

a water tank is filled by two pipes in 48 minutes. if the larger pipe fill it alone in 40 minutes less time the smaller pipe. find the time it takes for the smaller pipe to fill the tank alone.

44. ## algebra

Two pumps can fill a water tank in 256 minutes when working together. Alone, the second pump takes times as long as the first to fill the tank. How many minutes would it take the first pump to fill the tank?

45. ## math

By selling at Rs 77, some 2 1/4% shares of face-value Rs 100 and investing the proceeds in 6% shares of face value Rs 100, selling at Rs 110 a person increased his income by Rs 117 per annum. How many shares did he sell? Two pipes running together can fill

46. ## Math

A sink can be filled by a pipe in 6 minutes but it takes 12 minutes to drain a full sink. If both the pipe and the drain are open, how long will it take to fill the sink?

47. ## college algebra

water from a tank is being used for irrigation while the tank is being filled. The two pipes can fill the tank in 6h and 8h, respectively. the outlet pipe can empty the tank in 24h. How long would it take to fill the tank with all three pipes open? round

48. ## math

One pump fills a tank two times as fast as another pump. If the pumps work together they fill the tank in 18 minutes. How long does it take each pump working alone to fill the tank? mat

49. ## Physics

Assume it takes 6.00 minutes to fill a 45.0 gal gasoline tank. (1 U.S. gal = 231 in.3) I don't know how to solve for part C. (a) Calculate the rate at which the tank is filled in gallons per second. ANSWER: 0.125 (b) Calculate the rate at which the tank is

50. ## Math

A tank is filled with an intake pipe that will fill it in 5 hours and an outlet pipe that will empty it in 15 hours. If both pipes are left open, how long will it take to fill the empty tank?

51. ## college algebra

an inlet pipe can fill a large water tank in 3 hours. an outlet pipe can empty the same tank in 5 hours. given an empty tank, at 8pm, activate both pipes. what time on the clock will it be before the tank is completely filled?

52. ## math

It takes 1 and 3/4 hours to fill a new underground gasoline storage tank. What part of the tank would be fill if the gasoline had been shut off after 1 hour?

53. ## Math

If it takes a tub 20 minutes to fill up when the water is on all the way and 15 minutes to drain, how long will it take for the tub to be completely drained when the water is left all the way on? In 1 hour the tub can fill up 3 times and the tub can drain

54. ## algebra

One pipe can fill a tank in 60 minutes and another pipe can fill it in 50 minutes .If these two pipes are open and a third pipe is draining water from the tank ,it take 35 minutes to fill the tank .How long will it take the third pipe alone to empty the

55. ## school

A large pipe can fill a tank 10 minutes faster than it takes a smaller pipe to fill the same tank. Working together, both pipes can fill the tank in 12 minutes. How long would it take the large pipe working alone to fill the tank?

56. ## Algebra

1. A man completing a 40km trip finds that by travelling one more km per hour, he could have made the journey in 2 hours less time. At what speed did he actually travel? 2. One pipe alone can fill a tub in 6 minutes less than it takes a second pipe alo e

57. ## math

it takes 3 mins to fill a water tank using pipe A and 5 mins to fill the same tank using pipe b alone how long will it take to fill the water if pipes a and b are used together, in minutes and seconds?

58. ## Algebra 1

The first of three pipes fills a tank in 12 minutes and a second pipe in 10 minutes. If both these pipes and also a third pipe are open the tank is filled in 4 min. How many minutes will the third pipe alone require to fill the tank? My teacher told me to

59. ## maths

Two pipes A and B can fill in 40 minutes and 30 minutes respectively.Both the pipes are open together but after 5 minutes, pipe B is turned off.What is the total time required to fill the tank?

60. ## math help

A tank has two pipes entering it.when operating together,they fill the tank in 40 minutes.operating independently,one of the pipes fills the tank 60 minutes faster than the other one does. Calculate the time taken by each pipe to fill the tank on its own.

61. ## math help

A tank has two pipes entering it.when operating together,they fill the tank in 40 minutes.operating independently,one of the pipes fills the tank 60 minutes faster than the other one does. calculate the time taken by each pipe to fill the tank on its own.

62. ## math

Tap"A" can fill the tank in 4 minutes .While tap"B" can fill the same tank in 7 minutes . How long will both taps take to fill the tank if they are opened at the same time? The way I worked I took 7× 4 = 28 The answer is 28 minutes

63. ## maths

A water tank can be filled up by two pipes together in 30 minutes. One pipe fills up the tank in 32 min sooner than the other pipe when they are used separately. Find the time for each pipe to fill up the tank. Can you explain how you set up the equation

64. ## maths

Pipe A can fill a pool in 15 minutes and pipe B alone can do it in 10 mibutes. Both the pipe are opened after 4 minutes water from pipe B stop flowing.In how much time will pipe A fill the part of the pool

65. ## Math

2 water pipe inlets pumping water into a tank. Pipe "A" fills up the tank in 30 minutes. Pipe "B" fills up the tank in 90 minutes. Assuming both pipes are on. How long it will take to fill up the tank.

66. ## maths

there are two taps, the small one uses forty five minutes to fill a tank and the big one uses thirty minutes to do the same how many minutes will the tank be filled when the two taps were opened at the same time to fill the same tank.

67. ## Math

It takes 15 minutes to fill a large water tank. However, the tank has a small leak that would completely drain the tank in 4 hours. How long will it take to fill the tank if the leak is not plugged?

68. ## math

at 10:00 AM pipe A began to fill an empty storage tank. At noon, pipe A failed and was closed. Pipe B was used to finish filling the tank. If pipe A needs 6 hours to fill the tank alone and pipe B needs 8 hours, at what time was the tank full?

69. ## maths

Three pipes can fill a water tank constantly.The time taken for the first two pipes working simultaneously to fill the tank is equivalent to time taken by the third pipe to fill it alone.If the second pipe fills the tank in 10 hours faster than the first

70. ## math

Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1.5 hours. How quickly can all three fill the pool together? A.12 minutes B.15 minutes C.21 minutes D.23 minutes E.28 minutes I

71. ## Algebra (Work Problem)

Susan's backyard has three faucets: A, B and C. If she turns on all three of them, it takes 380 minutes to fill the pool. If she turns on only A and B, it takes 570 minutes, and if she turns on only B and C, it takes 760 minutes. If she turns on only A and

72. ## Algebra

Two pipes fill a storage tank in 9 hours. If the larger pipe fills the tank three times as fast as the smaller one, how long would it take the larger pipe to fill the tank alone? In terms of your variable, what fraction of the tank is filled in 1 h by the

73. ## Mathematics

A hemisphere tank of diameter 10m is filled by water issuing from a pipe of radius 20cm at 2cm GC significant figures, the time is minutes, it take to fill the tank.. Take 3.142

74. ## college algebra

A paint-mixing machine has 2 inlet pipes. One takes 1 hour less than the other to fill the tank. Together they fill the tank in 3 hours. How long would it take each of them alone to fill the tank? Thank you!!!

75. ## Math

One pipe fills a tank in 1 hour while another pipe can fill the same tank in 2 hours. How long will it take to fill the tank if both pipes are used.

76. ## Math

A large hose will fill a pool in 40 minutes while it takes a smaller hose 60 minutes to fill the same pool. The same pool requires 80 minutes to drain if the drain is open. Suppose one day both hoses are turned on, but by accident the drain was left open.

77. ## maths

Water flows from a pipe at a rate of 3,2 litres/minute.how long will it take to fill a 2,8 kilometre tank?give answer in hours and minutes.

78. ## Math

Tap A can fill a tank in 8 minutes while tap B empties it in 9 minutes. How long will the tank be full if the two taps are opened at the same time?

79. ## Algebra

1) Mio can build a large shed in 15 days less than Yuuko can. If they build it together, it would take them 18 days. How long would it take each of them working alone? M: Y: 2) A sink can be filled by a pipe in 6 minutes but it takes 12 minutes to drain a

80. ## science

a large fiberglass tank was placed in a pit, before pipes could be attached and the tank filled with gasoline, the workers were asked to move the tank to another location. which of the following suggestions would be the best way to raise the tank off the

81. ## Maths

Pipe A takes twice the time to fill up the pool as pipe B does.The pool can be filled up in 2 h when both pipes are opened How long will it take each pipe to fill it up alone Plz slove it in Linear equation

82. ## Math

If two inlet pipes are open, they can fill a pool in 1 & 12 minutes, one of the pipes can fill the pool itself in 2 hours. How long will it take the other pipe to fill the pool by itself?

83. ## Calculus

Fuel is flowing into a storage tank which can be filled to a depth of 6 metres. When the fuel started flowing the tank was already filled to a depth of 2.5m. If the rate at which the depth of fuel in the tank is increasing, in metres per hour is given by

84. ## Calculus

Fuel is flowing into a storage tank which can be filled to a depth of 6 metres. When the fuel started flowing the tank was already filled to a depth of 2.5m. If the rate at which the depth of fuel in the tank is increasing, in metres per hour is given by

85. ## Algebra

Two pipes can fill a tank in 9 hours. If the bigger of the pipes has a rate of 1 ½ times of the smaller, how long would it take each pipe to fill the tank if opened alone?

86. ## math

a rectangular tank has the measurement 60cm wide and 2000cm2 water flows into the tank at the rate of 8 liters per minutes how long will it take to fill the tank?

87. ## math

Two taps of various or different diameter can fill a tank in 9 and 3/8 hours. The tap of larger diameter takes 10 hrs less than the smaller one to fill the tank separately.Find the time in which each tap can separately fill the tank.

88. ## Math

Two taps named tap A and B are used to fill a tank. Tap A on its own takes 5 hours longer than tap B to fill the tank. The two taps working together fill the tank in 6 hours. How long does it take tap A to fill the tank on its own? How long does it take

89. ## Math

It takes pipe A 14 days to fill the fish pond. It takes pipe B 18 days to fill the same pond. Find out how pond it takes both pipes working together to fill the pond

90. ## algebra

When using the big hose and the small hose, Sam can fill her pool in 15 minutes. The small hose when used alone takes 60 minutes to fill the pool. How long would it take Sam to fill her pool using only the big hose? Don't understand how to set up equation.

91. ## Math

If a 2-inch pipe will fill a tank in 6 hours, how long will it require for a 3-inch pipe to fill it?

A reservoir is fed by two pipes of different diameter. The pipe with the larger diameter takes three hours less than the smaller pipe to fill the reservoir. if both pipes are opened simultaneously, the reservoir can fill in two hours. Calculate how long it

93. ## algebra

At the station, you fill the tank. You use an overhead fill that puts out 162 gallons per minute. How long will it take to fill the tank?

94. ## math

Jane needs to fill her pool with water. Ace said it will take them 40 minutes to fill the pool. Ben said it will take them 60 minutes to fill the pool. How long it will take for both Ace and Ben to fill the pool at the same time?

95. ## Maths

A pipe of radious 1 cm can fill up a tank in 20 minut ;time to taken by another pipe of radious 2 cm to fill ;it will be

96. ## Math

Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 ½ hours. How quickly can all three fill the pool together? ANYBODY KNOW THE ANSWER??

97. ## math

Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 and a half hours. How quickly can all three fill the pool together?

98. ## Math

Jim can fill a pool carrying bucks of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 ½ hours. How quickly can all three fill the pool together?