Jake & Gabby want to mix a 10% acid solution with a 30% acid solution to create 10 liters of a 15% acid solution. How many litera of the 10% solution and the 30% solution should they use?

Q: Mary Jo spends $1,350 to buy stock in two companies. She pays $12 a share to one of the companies…

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Q: Max has 5 times as many baseball cards as Paul. If Paul had 28 more baseball cards, the two boys…

A: Max has 5 times as many baseball cards as Paul. If Paul had 28 more baseball cards, the two boys…

Q: A cash register contains only five dollar and ten dollar bills. It contains twice as many five's as…

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Q: A scientist mixes water (containing no salt) with a solution that contains 45% salt. She wants to…

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Q: A scientist mixes water (containing no salt) with a solution that contains 45% salt. She wants to…

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Q: A chemist wishes to make 100 liters of 3% acid solution by mixing a 2% solution with a 5% solution.…

A: A chemist wishes to make 100 L of an 3% acid solution by mixing a 2% acid solution and a 5% acid…

Q: If Andrew has 3 times as many quarters as nickels and they have a combined value of 400 cents, how…

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Q: A food chemist wants to mix some of Mixture A, which contains 10% sugar, with some of Mixture B,…

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Q: A chemist needs to mix a 75% saltwater solution with a 50%saltwater solution to obtain 10 gallons of…

A: One need to convert the given information in system of equations and then solve for the variables.

Q: Luke and Nora can peel 20 carrots in 6 min, working together. Luke can peel 5 carrots in 2 min,…

A: Luke peels 5 carrots in 2 minutes, so in 1 minute he will peel 52 carrots.

Q: A chemical company mixes pure water with their premium antifreeze solution to create an inexpensive…

A: Given: Water and antifreeze are mixed to obtain 240 gallon of mixture with 55% antifreeze. The…

Q: How many ounces of each of a 60% salt solution and a 30% salt solution should be mixed to obtain 270…

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Q: Mary Jo spends $2,220 to buy stock in two companies. She pays $22 a share to one of the companies…

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Q: How many gallons of 35% alcohol solution and 50% alcohol solution must be mixed to get 12 gallons of…

A: Here we will find the no of gallons of 35% alcohol solution and 50% of alcohol solution required to…

Q: A farmer has two types of milk, one that is 24% butterfat and another which is 18% butterfat. How…

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Q: Lydia has half of her investments in stock paying an 11%11% dividend and the other half in a stock…

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Q: A mixture of 4% disinfectant solution is to be made from 5% and 2% disinfectant solutions. How much…

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Q: A candy distributor needs to mix a 30% fat-content chocolate with a 60% fat-content chocolate to…

A: Explanation of the answer is as follows

Q: Find how many quarts of 6% butterfat milk and 1% butterfat milk should be mixed to yield 75 quarts…

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

A: According to the question: Let, “x” = ounces of water used and “y” = ounces of solution used Then,…

Q: Emily has a total of two hundred eighty-two pennies, nickels, and quarters. She has three and a half…

A: Given, Total Number of coins= 282 Let the number of pennies be x. Let the number of quarters be y.…

Q: Mr Lee bought a total of 280 peanut and strawberry donuts. He gave away of the peanut donuts and 2…

A: To solve the equation of the form xa=b-xc , use the below technique where a,c∈ℝ but a,c≠0 .…

Q: In a candy shop, chocolate which sells for $4 a pound is mixed with nuts which are sold for $2.50 a…

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Q: A chemist needs to mix a 36% salt solution with a 77% salt solution to make 40 liters of a 53% salt…

A: Consider the provided question, A chemist needs to mix a 36% salt solution with a 77% salt solution…

Q: A wireless store owner takes presale orders for a new smartphone and tablet. He gets 180 preorders…

A: Let cost of one smart phone = $x cost of one tablet = $y

Q: A chemist needs 12L of a 40% alcohol solution. She must mix a 12% solution and a 50% solution. How…

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Q: At the start of last year, Annie had 14 more horses than Bob. Over the course of the year, Annie's…

A: We use system of linear equations to formulate the given information into mathematical terms and use…

Q: Anne has several dimes and quarters in her pocket. If there are twice as many dimes as quarters in…

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Q: Jeffrey, Zhang, and Megan invest $25,000, $13,000, and $17,000, respectively, to build a boat. After…

A: Given: Total inverstment of Jeffrey = $25,000 Zhang = $13,000 Megan $17,000

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: Bessy has 6 times as much money as Bob, but when each earns $6, Bessy will have 3 times as much…

A: There are two person Bessy and Bob. Consider the amount of money initially that Bob has x (in…

Q: A mixture of 16 % disinfectant solution is to be made from 14 % and 21 % disinfectant solutions. How…

A: Let x gallons of 14% solution and y gallons of 21% solution is needed.

Q: Find how many quarts of 6% butterfat milk and 3% butterfat milk should be mixed to yield 45 quarts…

A: Solution: The objective is to find how many quarts of 6% butterfat milk and 3% butterfat milk should…

Q: A small store sells spearmint tea at $2.79 an ounce and peppermint tea at $4.77 per ounce. The store…

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Q: hristian has a total of two hundred eighty-two coins. He has three times as many pennies as quarters…

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Q: Mary has $3.00 in nickels, dimes, and quarters. If she has twice as many dimes as quarters and five…

A: Let q be the number of quarters. Given that she has twice as many dimes as quarters. That is, Number…

Q: Fran, Dieter, and Ollie are farmers. If Fran has twice as many acres as Dieter, while Dieter has 20%…

A: Fran, Dieter and Ollie are farmers.If Fran has twice as many acres as Dieterwhile Dieter has 20%…

Q: A chemist must mix 10L of a 40%acid solution with some 70% solution to get a 50% solution. How much…

A: A chemist must mix 10L of a 40%acid solution with some 70% solution to get a 50% solution. Let x L…

Q: mixture of 6% disinfectant solution is to be made from 8% and 3% disinfectant solutions.  How much…

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Q: A chemical company makes two brands of antifreeze. The first brand is  35% pure antifreeze, and the…

A: To work out the amounts of the two components (brands) satisfying the given data

Q: Amanda has a total of two hundred four coins. She has three times as many dimes as nickels and…

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Q: Annie has 20 more horses than Betty, while Connie has 12 more horses than Annie and Betty together.…

A: To find out the number of horses each rancher have.

Q: Find how many quarts of 4% butterfat milk and 1% butterfat milk should be mixed to yield 30 quarts…

A: quarts 4% of butterfat milk and 1% butterfat milk should be mixed to yield 30 quarts of 2% butterfat…

Q: Find how many quarts of 5% butterfat milk and 2% butterfat milk should be mixed to yield 45 quarts…

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Q: One brand of cleaner used to etch concrete is 25% acid. A stronger industrial-strength cleaner is…

A: Let x gal of brand of cleaner and y gal of stronger industrial-strength cleaner should be mixed to…

Q: Mary has half as many pebbles as Peter. James has three times as many pebbles as Mary and Jude has a…

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Q: Three coworkers work for the same employer. Their jobs are warehouse manager, office manager, and…

A: System of the linear equation: - A system of equations, often known as a set of simultaneous…

Q: A chemical company makes two brands of antifreeze. The first brand is 45% pure antifreeze, and the…

A: Calculation:Let a be the first brand gallons of 45%  antifreeze needed and b be the second brand…

Q: A​ sparkling-water distributor wants to make up 200 gal of sparkling water to sell for $5.00 per…

A: Given Data: The amount of sparking water distributor wants to make is: A=200 gal The selling cost of…

Q: Larry Mitchell invested part of his $29,000 advance at 8% annual simple interest and the rest at…

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