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Question 219892: Please help me with this problem:
How many gallons of a 70% antifreeze solution must be mixed with 70 gallons of 25% antifreeze to get a mixture that is 60% antifreeze? Use the six step method
Click here to see answer by stanbon(75887)

Question 219986: how many liters of a 35% antifreeze solution should be mixed with 12 liters of a 25% antifreeze solution to make a solution that is 26% antifreeze? Round to nearest hundreth.
Click here to see answer by stanbon(75887)

Question 219856: Please help me solve this problem:
How many gallons of a 70% antifreeze solution must be mixed with 70 gallons of 25% antifreeze to get a mixture that is 60% antifreeze? use the six step method
Click here to see answer by ankor@dixie-net.com(22740)

Question 220184: how much pure acid should be mixed with 3 gallons of a 20% solution in order to get a 60% acid solution?
Click here to see answer by Theo(13342)

Question 220223: I can't figure this one out and it's due yesterday! please help! i can do the conversion part, but factoring in the '18%' is stumping me...
thank you!
{{You work in a factory that makes chocolate chip cookies. Your cookies contain 18% by weight chocolate chips. If your boss tells you that yesterday, the factory used up 300 lbs. of chocolate chips, how many kilograms of cookies did the factory make?}}
Click here to see answer by solver91311(24713)

Question 220201: A bag of peanuts is worth 30 cents less than a bag of cashews. Equal amounts of peanuts and cashews are mixed to make 40 bags of a mixture that sells for $1.05 per bag. How much would a bag of cashews be worth?
Click here to see answer by ptaylor(2198)

Question 220179: A Chemist has a solution that is 5% alcohol and one that is 20% alcohol. How many liters of each should be mixed together to make 100 liters of 15% solition?
Click here to see answer by ptaylor(2198)

Question 220473: Help with word problem for Algebra 1
The nutty food company sells trail mixes by the pound. There are peanuts, raisin, ans carob-coated pretzels. The mgr. wants to make 80 pounds of this mixture and sell it for $3.35 per pound. Peanuts sell for $ $3.20 per pound, raisins sell for $ 2.40 per pound, and the carob pretzels sell for for $4.00 per pound. If the mixture has TWICE as many pounds of pretzels as raisons, how many pounds of each ingredient should the clerk use?
Click here to see answer by josmiceli(19441)

Question 220587: What quantity of a 80% acid solution must be mixed with a 30% solution to produce 600 ml of a 40% solution?
Click here to see answer by ptaylor(2198)

Question 220741: I do not know how to write the equation to solve this problem.
A cough medicine contains 25% alcohol. How much liquid should a pharmacist add to 120 milliliter of the medicine so it contains only 20% alcohol?
Click here to see answer by stanbon(75887)

Question 220638: How many pounds of chocolate worth $1.20 a pound must be mixed with 10 pounds of chocolate worth 90 cents a pound to produce a mixture worth $1.00 a pound?
Click here to see answer by likaaka(51)

Question 220946: respected sir,
plz solve my mixture difficulty..
1] how many ounces of a solution that 30% salt must e added to a 50 ounce solution that is 10% salt so that the resulting soultion is 20% salt?
plz reply as soon as possible.waiting for yur reply.
thank u.
regards
binita.
Click here to see answer by Alan3354(69443)

Question 221002: Denises cell phone is $29.95 per month plus $.10 per minute for each minute over 300 minutes of call time.Denises cell phone bill is $99.95.For how many minutes was she billed?
Click here to see answer by rfer(16322)

Question 220980: George has 50 milliliters of a 10 percent acid solution. How many milliliters of 45 percent acid solution should he add to create a 35 percent acid solution?
Click here to see answer by checkley77(12844)

Question 221083: I've tried this problem and several like it many, many times. But I still cannot find a correct answer: One canned juice drink is 30% orange juice; another is 5% orange juice. How many liters of each should be mixed together in order to get 25L that is 6% orange juice?
Thank You
Click here to see answer by scott8148(6628)

Question 221109: This has been troubling me for some time now: How many gallons of an 8% acid solution and a 22% acid solution need to be mixed to make 14 gallons of a 13% acid solution?
Click here to see answer by rfer(16322)

Question 221302: Fruit salad which costs $3/lb is made by combining sliced peaches which cost $2/lb with sliced bananas which cost $6/lb. Find the number of lb of sliced peaches and sliced bananas required to make 12 lb of fruit salad.
Click here to see answer by sofiyac(983)

Question 220427: How much water should be added to 1 gallon of pure antifreeze to obtain a solution that is 60% antifreeze?
Click here to see answer by Alan3354(69443)

Question 221639: Mary bought two computers, one desktop and one laptop. Before finance charges, the laptop cost more than the desktop. Mary paid for the computers using two different financing plans. For the desktop the interest rate was per year, and for the laptop it was per year. The total finance charges for one year were . How much did the desktop computer cost before finance charges?

Click here to see answer by stanbon(75887)

Question 221852: A pharmacist is to prepare 15 liters of eye drops. eye drop solution must have a 4% active ingredient, but the pharmacist only has 10% solution and 2% solution in stock. How much of the 10% soulution should be used to fill the prescription?
Click here to see answer by stanbon(75887)

Question 221460: f=ma
Click here to see answer by Alan3354(69443)

Question 222048: How many grams of pure silver must a silversmith mix with a 45% silver alloy to produce 200 grams of a 50% alloy?
Click here to see answer by ankor@dixie-net.com(22740)

Question 222374: How many gallons of milk containing 5% butterfat must be mixed with 90 gallons of 1% milk to get 2% milk?
Click here to see answer by stanbon(75887)

Question 222574: how much water should be added to 1 gallon of pure antifreeze to obtain a solution of 95% antifreeze?
Click here to see answer by nerdybill(7384)

Question 222574: how much water should be added to 1 gallon of pure antifreeze to obtain a solution of 95% antifreeze?
Click here to see answer by RAY100(1637)

Question 222573: hello I need help with two questions. 1. there are two types of tickets for a school play: student tickets and tickets for the gemeral public. the total cost for one student ticket and one general public ticket is $9. The total cost for 14 student tickets and 12 general public tickets is $112. How much does a general public ticket cost? 2. A merchant has coffee worth $60 a pound that she wishes to mix with 40 pounds of coffee worth $90 a pound to get a mixture that can be sold for $80 a pound. How many pounds of the $60 coffee should be used? I don't understand how to set this up.
Click here to see answer by scott8148(6628)

Question 222797: A car's radiator contains 12L of antifreeze at 25% concentration. How many liters must be drained and then replaced by pure antifreeze to bring the concentration to 50%?
Click here to see answer by nerdybill(7384)

Question 222974: How many grams of pure salt must be added to 40 grams of a 20% salt solution to make a solution that is 46% salt?
Click here to see answer by stanbon(75887)

Question 223193: Beth bought $0.40 stamps and $0.03 stamps at the post office. If she purchased 92 stamps at a total cost of $22, how many of each kind did she buy?
Click here to see answer by checkley77(12844)

Question 223635: How many gallons of 70% antifreeze must be mixed with 120 gallons of 20% antifreeze to get a mixture that is 40% antifreeze?
Click here to see answer by stanbon(75887)

Question 223990: Adult tickets for a play cost $6.00 and children's tickets cost $2.50. For one performance, 370 tickets were sold. Receipts for the performance were $1723. Find the number of adult tickets sold.
Click here to see answer by drj(1380)

Question 224049: A 20-ounce alloy of platinum costs $220 per ounce is mixed with an alloy that costs $400 per ounce. How many ounces of the $400 alloy should be used to make an alloy that costs $300 per ounce?
Click here to see answer by stanbon(75887)

Question 224039: The manager of a specialty food store combined almonds that cost $4.50 per pound with walnuts that cost $2.50 per pound. How many pounds of each were used to make a 100-pound mixture that costs $3.24 per pound?
Click here to see answer by drj(1380)

Question 224171: A merchant mixed 10 pounds of cinnamon tea with 5 pounds of spice tea for $40.00. A second mixture included 12 pounds of cinnamon tea and 8 pounds of spice tea for $54.00. Find the cost per pound of the cinnamon tea and the spice tea.
Click here to see answer by stanbon(75887)

Question 224305: Thirty ounces of pure silver are added to 50oz of a silver alloy that is 20% silver. What is the percent concentration of the resulting alloy?
Click here to see answer by RAY100(1637)

Question 224424: How many pounds of the $7.28 coffee should be mixed with 7 pounds of $6.42 coffee to sell the mixture for $7.20 per pound?
Click here to see answer by checkley77(12844)

Question 224419: To create a breakfast beverage, pineapple juice in two concentrations, 20% and 70%, must be combined into a solution that will be mixed with another type of juice to produce the beverage. If 20 gallons of 20% juice is used, how many gallons of the 70% juice must be used to obtain a 60% pineapple juice solution?
Click here to see answer by stanbon(75887)

Question 223531: A chemist mixed pure acid with water to make 10 L of a 30% acid solution. How much pure acid and how much water did the chemist use?
Click here to see answer by Alan3354(69443)

Question 224690: A collection of nickels and dimes contains 6 more dimes than nickels. The total value of the collection is $1.95. How many nickels are there in the collection?

Click here to see answer by drj(1380)

Question 224686: A chemist wants to mix a 60% saline solution with 20 liters of a 45% saline solution to obtain a 55% saline solution. How much of the 60% solution should she use?

Click here to see answer by checkley77(12844)

Question 223607: A chemist was preparing a solution that should have included 35 milligrams of a chemical. If she actually used 36.4 milligrams, what was her percentage error ( to the nearest .001%)?
Click here to see answer by Alan3354(69443)

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