A scientist mixes water (containing no salt) with a solution that contains 55% salt. She wants to obtain 165 ounces of a mixture that is 20% salt. How many ounces of water and how many ounces of the 55% salt solution should she use? Water: ounces Salt solution: Iounces

Q: Dorren Schmidt is a chemist. She needs to prepare 13 ounces of a 9 percent of hydrolic acid solution…

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Q: chemist has 10 mL of a solution that contains a 30% concentration of acid. How many mL of pure acid…

A: Given that: Volume of solution =10 mLConcentration of acid in the solution = 30%

Q: A customer in a coffee shop purchases a blend of two coffees: Kenyan, costing $3.50 a pound, and Sri…

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Q: 3. Art has a 10% solution of alcohol and a 40% solution of alcohol. How much of each does he need to…

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Q: Sarah Meeham blends coffee for tasti-delight. She need to prepare 130 pounds of blended coffee beans…

A: Let, Sarah blends x pounds of high quality beans with y pounds of cheaper beans. Cost of high…

Q: Paul mixes nuts worth $1.35 per pound with oats worth $1.60 per pound to get 20 pounds of trail mix…

A: first we find the nuts worth*(N)+oats mixed trail (t)=total 20 pounds *trail mix

Q: a solution A has 52% alcohol, and solution B has 86% alcohol. how many liters of 86% solution should…

A: Given problem:- A solution A has 52% alcohol, and solution B has 86% alcohol. how many liters of 86%…

Q: Molly is making strawberry infused water. For each ounce of strawberry juice, she uses three ounces…

A: Molly is making strawberry infused water. For each ounce of strawberry juice, she uses three ounces…

Q: In a class experiment, a student needs 5 Liters of 6% solution. He found a 4% and a 10% solution in…

A: Let a=Volume in liters of 4% solutionand b=Volume in liters of 10% solution.Therefore, a+b=5⇒b=5-a

Q: Putting together snacks for a party, Alicia combines a low fat trail mix with a very tasty higher…

A: Let she should mix x ounces of 10% fat. So the amount of fat in this x ounce= 10% of x= 0.10x   The…

Q: A recipe for chicken marinade says, "Mix 3 parts oil with 2 parts soy sauce and 1 part orange…

A: The recipe for chicken marinade is 3 parts of oil, 2 parts of soy sauce and 1 part of orange juice.…

Q: Sarah Meeham blends coffee for Tasti-Delight. She needs to prepare 160 pounds of blended coffee…

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Q: Fifty ounces of pure grapefruit juice are added to 25oz of a fruit punch that is 10% grapefruit…

A: Given, 50 ozof pure grapefruit juice are added to 25 oz of a fruit punch that is 10 % grapefruit…

Q: How many gallons of 25% alcohol solution and 45% solution must be mixed together to get 7 gallons of…

A: To determine the gallons of 25% alcohol solution and gallons of 45% alcohol solution must be…

Q: A metallurgist needs 2000 pounds of an alloy that is 80%copper.In stock he has only alloys of 83%…

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Q: How many gallons of a 70​% antifreeze solution must be mixed with 60 gallons of 15​% antifreeze to…

A: Let , Number of gallons of 70% solution=x Number of gallons of 15% solution=60 then, number of…

Q: Kristina needs to mix a 20% alcohol solution with a 50% alcohol solution to create 200 millileters…

A: Given: Consider the three solutions as A, B, C. Solution A contains 20% alcohol solution. Solution…

Q: Shaun is making strawberry infused water. For each ounce of strawberry juice, he uses four times as…

A: Let Shaun use x ounce of strawberry juice,  then Shaun use 4x ounce of water.

Q: Amy has saved $725 for a new guitar and lessons. Her guitar cost $475, and guitar lessons are $25…

A: Total Savings by Amy = $725 Cost of guitar = $475 Guitar lesson = $25/hour

Q: Sarah meeham blends coffee for tasti-delight. She need to prepare 170 pounds of blended coffee beans…

A: Given, Sarah needs to prepare a total of 170 pounds of blended coffee beans. The selling price per…

Q: A concert promoter needs to make $760,000 from the sale of 16,000 tickets. The promoter charges $40…

A:

Q: Sam and Jenna work for a shipping company packing boxes. Together they prepare 560 boxes for…

A: Given,       Sam and Jenna work for a shipping company packing boxes.       Together they prepared…

Q: A movie theater has a seating capacity of 251. The theater charges $5.00 for children, $7.00 for…

A: Given data is : A movie theater has a seating capacity of 251. The theater charges $5.00 for…

Q: A scientist mixes water (containing no salt) with a solution that contains 20% salt. She wants to…

A: Given: A scientist mixes water (containing no salt) with a solution that contains 20% salt. She…

Q: Mrs. Jacobs is making several batches of cookies and is using 84 total ounces of chips. The cookies…

A: There are two kinds of cookies  1. Chocolate chips  2.Peanut butter chips. The number of chocolate…

Q: Sarah Meeham blends coffee for​ Tasti-Delight. She needs to prepare 140 pounds of blended coffee…

A:

Q: A recipe calls for 2 ¼ cups of flour to make one batch of cookies. How many cups of flour will…

A: The number of cups of flour to make 1 batch of cookies=2 1/4 cups=(4*2+1)/4 cups=9/4 cups. So, the…

Q: Jake & Gabby want to mix a 10% acid solution with a 30% acid solution to create 10 liters of a 15%…

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Q: A recipe calls for 4 eggs and 3 cups of milk. To prepare for a larger number of guests, a cook uses…

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Q: Bella has already spent 23 minutes on the phone, and she expects to spend 5 more minutes with every…

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Q: Español A chemical company makes two brands of antifreeze. The first brand is 20% pure antifreeze,…

A: We are given two brands The First brand is 20% pure antifreeze The second brand is 70% pure…

Q: Three lemon cookies plus two fudges cookies have 400 calories.Two lemon cookies plus three fudge…

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Q: Chad is making an orange smoothie. The recipe calls for 3 parts frozen yogurt to 5 parts orange…

A: For one smoothie Chad needs 3 parts of frozen yoghurt and 5 parts of orange juice.

Q: You invested $5000between two accounts paying 7% and 9% annual​ interest, respectively. If the total…

A: Let x amount is invested in 7% and 5000-x amount is invested in 9%

Q: Jotham needs 70 liters of a 50% alcohol solution. He has a 30% solution and an 80% solution…

A: Total liters=70 Types of solutions= 30%, and 80%

Q: A movie theater has a seating capacity of 251. The theater charges $5.00 for children, $7.00 for…

A:

Q: Allison needs 18 liters of a 5% saline solution. She has a 1% solution and a 10%solution available.…

A: Given:The 5% of saline solution contains a miture of 1% and 10% solutions.The total amount of saline…

Q: John bought some pens and pencils. After he sold 1/3 of the pens and 3/5 of the pencils, he had…

A: Given Information -  John bought 50 more pens than pencils, After he sold 1/3 of the pens and 3/5 of…

Q: Sarah meeham blends coffee for tasti delight. She needs to prepare 140 pounds of blended coffee…

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Q: Jolene invests her savings in two bank accounts, one paying 4 percent and the other paying 9 percent…

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Q: Joy is preparing 15 liters of a 25% saline solution. She only has 40% and 10% solution in her lab.…

A: According to the problem, we have

Q: Hugo is serving fruit sorbet at his party. He has 1 gallon of fruit sorbet to serve to 32 friends.…

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Q: How much of each should you use to have 70 pounds of a feed that is 20% oats?

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Q: Shelia and Allison ate lunch at a pizza buffet. Shelia ate three slices of mushroom pizza and seven…

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Q: Sarah Meeham blends coffee for Tasti-Delight. She needs to prepare 160 pounds of blended coffee…

A: Sarah Meeham blends coffee for Tasti-Delight. She needs to prepare 160 pounds of blended coffee…

Q: The population of Virginia is 18% less than the population of Georgia, so Virginia's population is…

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Q: Joy needs to mix a 10% saline solution with a 40% saline solution to create 200 millileters of a 13%…

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Q: A cake recipe calls for 2/3 cup of sugar.if ray needs to prepare 6 batches of such recipe for a…

A: A cake recipe calls for 2/3 cup of sugar. So, for 6 batches suger needed 23×6 = 4 cups of suger.

Q: A scientist mixes water (containing no salt) with a solution that contains 35% salt. She wants to…

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