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Question 902952: How much of Brand A fruit punch (12% fruit juice) must be mixed with 4L of apple juice to create a mixture containing 44% fruit juice?
9L of a sugar solution was mixed with 3l of a 57% sugar solution to make a 36% sugar solution. Find the percent concentration of the first solution.
Click here to see answer by richwmiller(17219)

Question 902904: how many liters of a 10% acid solution can be mixed with a 50% acid solution in order to obtain 15 liters of a 30% solution?
Click here to see answer by richwmiller(17219)

Question 902946: If one pound of meat costs $2.38 and I want 5.65 pounds, how much will it cost?
Click here to see answer by ewatrrr(24785)

Question 903288: A 20-lb bag cement mix contains 25% cement. How many pounds of pure cement must be added to the mixture in order to get 40% cement?
Click here to see answer by richwmiller(17219)

Question 903212: A chemist has two large containers of sulfuric acid solution, with different concentrations of acid in each container. Blending 320 mL of the first solution and 585 mL of the second gives a mixture that is 11.84% acid, whereas blending 80 mL of the first mixed with 490 mL of the second gives a 6.51% acid mixture. What are the concentrations of sulfuric acid in the original containers? (Round your answer to the nearest whole number.)
Click here to see answer by richwmiller(17219)

Question 903327: How many gallons of a 4% salt solution must be mixed with 25 gallons of a 6% solution to obtain a 5% solution?
Click here to see answer by richwmiller(17219)

Question 903343: paula has 400 milliliters of a solution that is 80% alcohol. she plans to dilute it so that it is only 50% alcohol. how much water should she add to this?
Click here to see answer by josmiceli(19441)

Question 902728: Phil blended his fancy cat-food with generic cat-food. The fancy cat food cost $12 per pound. The generic cat food cost $4 per pound. Phil ate 5 pounds of cat food each day, and he could afford to spend $35 per day on cat food-wanting as much fancy cat food as possible. How many pounds of each type of cat food went into his daily blend?
Click here to see answer by josgarithmetic(39616)

Question 903301: A motorboat maintains a constant speed of 15 mph relative to the water in a river. The boat went 10 miles upstream and back in a total of 1.5 hours. What is the speed of the current (in mph)?
Click here to see answer by mananth(16946)

Question 903376: How many pound of peanuts that cost $2.50 per pound must be mixed with 5 pounds of cashew that cost $4 per pound to make a mixture cost $37.5
Click here to see answer by tmwilliamlin168(27)

Question 903404: seven and one half liter of 90% alcohol was mixed to 5 liter of 70% alcohol .
what is the ratio of 90% to 70% alcohol in the mixture?
Click here to see answer by stanbon(75887)

Question 903144: Write an equation in terms of x that determines how much water should be added to x liters of an 18% acid solution to reduce the concentration to 15%
Click here to see answer by richwmiller(17219)

Question 903546: A chemist needs 60 milliliters of a 40% solution but has only 36% and 48% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
Click here to see answer by josgarithmetic(39616)

Question 903496: 1 canned juice drink is 25% orange juice; another is 10% orange juice. How many liters should be mixed together in order to get 15 L that is 14% orange juice?
Click here to see answer by josgarithmetic(39616)

Question 903657: a tank contains 10 liters of 25% solution of alcohol. How much must be taken from the tank to be replaced by a 5% solution of alcohol so the vessel will now contain a 10% solution of alcohol?
Click here to see answer by josgarithmetic(39616)

Question 903662: a chemist needs to prepare 10 L of a mixture of concentrated HCI and distilled water so that the ratio of acid and water is 3:2. how much of each does the chemist needs?
Click here to see answer by richwmiller(17219)

Question 903694: How much water must be added to 30 litres of milk at 2 litres for $1.40 so as to have a mixture worth $0.50 a litre ?
Click here to see answer by Theo(13342)

Question 903816: A health clinic uses a solution of bleach to sterilize petri dishes in which cultures are grown. The sterilization tank contains 120 gal of a solution of 4% ordinary household bleach mixed with pure distilled water. New research indicates that the concentration of bleach should be 5% for complete sterilization. How much of the solution should be drained and replaced with bleach to increase the bleach content to the recommended level?
Click here to see answer by richwmiller(17219)

Question 903699: How many kgs. of tomato costing $1.20 per kg must be mixed with 12 kg of potato costing $ 0.90 per kg so that 50% gain may be obtained by selling the mixture at $1.10 per kg?
Click here to see answer by richwmiller(17219)

Question 903910: How much pure alcohol should be added to 500 ml of 16% solution to make it strength 30%
Click here to see answer by math_pro(4)

Question 903910: How much pure alcohol should be added to 500 ml of 16% solution to make it strength 30%
Click here to see answer by richwmiller(17219)

Question 903928: (a) A nurse has two solutions that contain different concentrations of a certain medication. One is a 12.5% concentration and the other is a 5% concentration. How many cubic centimeters of each should she mix to obtain 20 cubic centimeters of an 8% concentration?

Click here to see answer by stanbon(75887)

Question 903950: How many liters of 70% methyl solution should be added to 200 liters of a 20% methyl solution to obtain a 35% methyl solution?
A chemist has one solution that is 20% acid and a second that is 65% acid. How many gallons of each should be mixed together to get 120 gallons of a solution that is 50% acid?

Click here to see answer by ewatrrr(24785)

Question 903960:
Click here to see answer by Alan3354(69443)

Question 903927: (a) A nurse has two solutions that contain different concentrations of a certain medication. One is a 12.5% concentration and the other is a 5% concentration. How many cubic centimeters of each should she mix to obtain 20 cubic centimeters of an 8% concentration?

Click here to see answer by richwmiller(17219)

Question 903971: a fruit vendor has 990 apples and 945 oranges. He packs them into basket.each basket contains only one of the two fruits but in equal number. Find the number of fruits put in each basket in order to have minimum no. of baskets?
Click here to see answer by ewatrrr(24785)

Question 904158: A store sells bluegrass seed for $6 per pound and ryegrass seed for $3 per pound. How much ryegrass must be mixed with 90 pounds of bluegrass to obtain a blend that will sell for $5 per pound?
Click here to see answer by richwmiller(17219)

Question 904225: how many milliliters of a 4% acid solution and how many milliliters of a 10% acid solution must be mixed to obtain 54mL of a 6% acid solution?
How do I solve?
Click here to see answer by richwmiller(17219)

Question 904215: How many lb. of a metal containing 50% silver must be combined with 9 lb. of a metal containing 5% silver to form an alloy containing 23 % silver?
Click here to see answer by richwmiller(17219)

Question 904271: A chemist wants to mix a 22% acid solution with a 36% acid solution to get 28 L of a 26% acid
solution. How many liters of the 22% solution and how many liters of the 36% solution should be
mixed?

Click here to see answer by richwmiller(17219)

Question 904334: how many gallons of 40% antifreeze must be mixed with 50 gallons of a 70% solution to get a mixture which is 50% antifreeze
Click here to see answer by josgarithmetic(39616)

Question 904339: suppose that 50 mL of 25% acid are added to x mL of a 70% acid solution. How much 70% acid should be added to the 25% solution to produce a new solution that is 45% acid?
Ive tried this so far
(50)(0.25)+(x)(0.70)=(x+50)(0.45) but I end up getting that x is 0.025 mL which doesn't seem right.
Click here to see answer by josgarithmetic(39616)

Question 904355: You need 340 mL of a 45% alcohol solution. On hand, you have a 5% alcohol mixture and a 90% alcohol mixture. How much of each mixture will you need to obtain the desired solution?
Click here to see answer by mananth(16946)

Question 904550: How many gallons fo a 20% acid solution should be mixed with a 30% acid solution to produce 100 gallons of a 23% solution?
Click here to see answer by ewatrrr(24785)

Question 904550: How many gallons fo a 20% acid solution should be mixed with a 30% acid solution to produce 100 gallons of a 23% solution?
Click here to see answer by richwmiller(17219)

Question 904669: Pure acid is to be added to a 10% solution to obtqin 90L of 14% solution. What amounts of each should be used? How many liters of 100% pure acid should be used to make this solution?
Click here to see answer by josgarithmetic(39616)

Question 904744: How many liters of an 80% glycol solution must be added to 6 liters of a 25% glycol solution to obtain a 55% solution?
Click here to see answer by richwmiller(17219)

Question 904737: A health store sells apples for $1.40 per quarter pound, and apricots for $1.50 per quarter pound. How many pounds of each product is needed to create a 40 pound mixture that costs $1.48 per quarter pound?
Click here to see answer by josgarithmetic(39616)

Question 904747: Brett has 2 gallons of 35% antifreeze. How many gallons of 100% antifreeze should he add to the solution to produce a solution of 50% antifreeze?
Click here to see answer by josgarithmetic(39616)

Question 903700: In what ratio should a customer buy salt and sugar, so that his expenses should not exceed $3, and if the price of salt and sugar is $1.50 per kg and $1.80 per kg respectively.
Click here to see answer by richwmiller(17219)

Question 904823: A modern jet plane can go 400 mph more than twice as fast as a diesel powered train. IF the train can run 165 mi. in the same time that the plane can fly 1210mi., find the rate of each?
Click here to see answer by mananth(16946)

Question 904646: Varun has five rings, each weighing 18 g, made of an alloy of 10% silver and 90% gold. He decides to melt down the rings and add enough silver to reduce the gold content to 75%%. How much silver should he add?
Click here to see answer by richwmiller(17219)

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