Determine how much water is required to dilute 20 liters of a solution that is 15% dye so that a 5% dye solution is obtained

Q: A radiator has 16 L of a 36% antifreeze solution. How much must be drained and replaced by pure…

A: Let x be the amount of 36% antifreeze to be drained and replaced with pure antifreeze.Then 16 - x is…

Q: A radiator has 15 L of a 20% antifreeze solution. How much must be drained and replaced by pure…

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Q: A tank is filled with 400 gallons of brine with 25 % dissolved salt. 5 gallons of 20% salt solution…

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Q: mix a solution that is 30% alcohol with a solution that is 80% alcohol to make 975 mL of a solution…

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Q: A tank is filled with 400 gallons of brine with 15 % dissolved salt. 10 gallons of 20% salt solution…

A: Given datavolume of tank=400 gallonsAmount of salt=15% of 400=400*15100=60

Q: A bath tub is being filled at 2.8 gallons per minute. The drain is letting out 1.3 gallons per…

A: We have,  Qf.=2.8 gallon/min QD.=1.3 gallon/min Net filling rate =(Flow in)-(Flow out)…

Q: A tank is filled with 300 gallons of brine with 10 % dissolved salt. 5 gallons of 20% salt solution…

A: Let the density of the salt be ρ lb./gallon and the mass of salt be Q(t) in the tank after t…

Q: A bath tub is being filled at 2.5 gallons per minute. The drain is letting out 1.0 gallons per…

A: Given Bath tub is filled at the rate of 2.5 gallons per minute water drains from the bathtub at the…

Q: A prescription reads for Erythromycin 150 mg every 6 hours for 10 days. You have on hand…

A: You have on your hand Erythromycin 250 mg/ml and you need Erythromycin 150 mg for one dose. So you…

Q: ) A chemistry teacher needs to make 10 L of 42% sulphuric acid solution. The acid solutions…

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Q: A physician orders Pitocin (oxytocin) 2 units in 1L of D5W. 7. How many units are in 100 mL of the…

A: For this problem, we know that one litre is equal to 1000mL. According to this we can calculate.

Q: A paint that contains 21% green dye is mixed with a paints thst contains 15% green dye.  How many…

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Q: Antifreeze is a compound added to water to reduce the freezing point of a mixture. In extreme cold…

A: Let $x$ be the amount of 50% antifreeze solution. The conditions of the problem translate to the…

Q: A child is to receive a dose of 0.5 teaspoons of medicine every 4 hours. If the bottle contains 4…

A: To determine the number of tea spoon.

Q: A gas gets 25mi/gal gas mileage.At this rate ,how many litres will it take to drive 200km

A: First change km into mi  200km=2001.61mi since car takes 25 mi/gal i.e, 25 mi is travelled in 1 gal…

Q: How many grams of potassium sulfate (k2so4) must be added to make 200.ml of a 0.200 M potassium…

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Q: How much water should be added to 16 ml of​ 12% alcohol solution to reduce the concentration to​ 8%?

A: Find the amount of water.

Q: An IV drip was ordered for a patient. At the start the bag contains 1,134 mL, after 2 hours, the bag…

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Q: One serving of wheat square cereal has 7 grams of fiber, which is 28% of the recommended daily…

A: Given ,  One serving of wheat square cereal has 7 grams of fiber, which is 28% of the recommended…

Q: A solution of pure antifreeze is mixed with water to make a 65% antifreeze solution. How much of…

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Q: A recipe calls for 1 bunch of clean basil. Basil costs $1.89 per bunch. Each bunch weighs 5 ounces…

A: A recipe calls for 1 bunch of clean basil. Basil costs $1.49 per bunch. Each bunch wieght 5 ounces…

Q: How much water should be added to 10 mL of 11% alcohol solution to reduce the concentration to 5%?…

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Q: An ice cream cone is left sitting in the hot sun. Matty notices that the ice cream melts and loses…

A: NOTE: Refresh your page if you can't see any equations. . here the half-life is given so use the…

Q: Each of the Space Shuttle's solid rocket motors burns 680,400 kilograms of propellant in 2.5…

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Q: Water flows into an empty pool at a rate of 80 + 22t gallons per hour. How many gallons of water are…

A: Topic:- application of integration

Q: A patient is to receive medication at the rate of 0.45mg per kilogram of body weight. How many…

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Q: From 110 kg of solder metal containing half lead and half zinc, 22 kg is removed. Then 30 kg of lead…

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Q: A pharmacist needs to make 400 mL of a 3% KCl solution by diluting a 6% KCl solution. How many mL of…

A: The initial percentage = 6%  The final percentage=3% So the percentage of KCI decreased by final…

Q: A certain pollutant has a concentration of 120 part per million (ppm)  in large tank. A filtration…

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Q: A hair dye is made by blending 7% hydrogen peroxide solution and a 4%hydrogen peroxide solution. How…

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Q: 15. MP.4 Model with Math basketball game, 75 cups of fruit punch were sold. Each cup holds 20 fluid…

A: GivenNo of cups of fruit punchwere sold = 75Each cup hols = 20 fluid ounces

Q: A chemist conducted an experiment on compounds. He mixed 30% of 8.46 grams of one compound with 75%…

A: Let's find.

Q: An ice cream cone is left sitting in the hot sun. Matty notices that the ice cream melts and oses…

A: Given query is to find the volume of cone after 27 min.

Q: there is 9 calories in 1 g of fat. how many calories are in 18 g of fat?

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Q: Nine ounces of an insecticide are mixed with 15 gal of water to make a spray for spraying an orange…

A: Let x ounces of the insecticide are needed.

Q: A syrup is made by dissolving 3 cups of sugar in cups of boiling water. How many cups of sugar…

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Q: A person needs to fill 10 water jugs with a hose. Filling the first 2 jugs has taken 3 minutes. How…

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Q: One canned juice drink is 25% orange juice; another is 10% orange juice. How many liters of each…

A: Given, One canned juice drink is 25% orange juice; another is 10% orange juice. Here, L=10% T=19%…

Q: The Hippo Tang fish at the zoo requires the 1100 gallon tank to be 8​% salt. After a period of​…

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Q: Nik needs to estimate how many books will fit in the a bin. Each book is 0.75 feet tall, 0.75 feet…

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Q: Assume you have seawater that weighs 64 lb/ft^3 and contains 35 parts per thousand .035 dissolved…

A: Definition used- Single variable word problems- We write the equation in a variable using given…

Q: The Daily value based on 2000 Cal, of Carbohydrates is: 300 g, fat 65 g, protein .50 g and 25 g…

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Q: One antifreeze solution is 26% alcohol and another is 20% alcohol. How much of each mixture should…

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Q: Two different gasohol mixtures are available. One contains 5% alcohol and the other 12% alcohol. How…

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Q: A radiator has 13 L of a 35% antifreeze solution. How much must be drained and replaced by pure…

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Q: Nik needs to estimate how many books will fit in a bin. Each book is 1 ft tall, 0.5 ft wide, and 0.1…

A: Given, dimensions of book and bin.

Q: How much water should be added to sixteen milliliters of ten percent alcohol solution to reduce the…

A: Let x be the amount of water to be added.The quantity of mixture is 16 ml.The mixture contains 10%…

Q: a cup of coffee has 95mg of caffeine. the amount of caffine in your body diminishes by 7% each hour.…

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Q: One serving of a certain brand of yogurt contains 10 g of fat. The low-fat version contains 37.75%…

A: One serving of a certain brand of yogurt contains 10 g of fat. The low-fat version contains 37.75%…