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Question 846564: How much 30% solution can be made if we have 500 ml of 90% solution
Click here to see answer by Fombitz(32388)

Question 846731: . A chemist wants to make 50 ml of a 16% acid solution by mixing a 13% acid solution and an 18%
acid solution. How many milliliters of each solution should the chemist use?

Click here to see answer by Alan3354(69443)

Question 846757: Naomi is making a cleaning solution that is 15% bleach. She has 2 gallons of 40% bleach solution currently to which she will add pure water (0% bleach) to make her cleaning solution. How many gallons of water does she need to add?
Click here to see answer by josmiceli(19441)

Question 846823: how many liters of a 10 percent acid solution must be added 50 liters of a 30 percent acid solution to create a solution that is 20 percent acid
Click here to see answer by josgarithmetic(39617)

Question 846753: Naomi is making a cleaning solution that is 15% bleach. She has 2 gallons of 40% bleach solution currently to which she will add pure water (0% bleach) to make her cleaning solution. How many gallons of water does she need to add?
Click here to see answer by Fombitz(32388)

Question 847035: How many ounces of 30% bleach solution should be mixed with a solution that is 75% bleach to get a solution that is 50% bleach if I have 75 ounces of the solution that is 75% bleach? How many total ounces will I end up with ?
Click here to see answer by richwmiller(17219)

Question 847050:
A tanker truck has 560 gallons of oil. After 210 gallons were used what percent of oil is left in the tank?
Click here to see answer by checkley79(3341)

Question 847174: A radiator contains 5 quarts of fluid, 25% of which is antifreeze. How much fluid should be drained and replaced with pure antifreeze so that the new mixture is 50% antifreeze?
Click here to see answer by josgarithmetic(39617)

Question 847041: how much acetic acid and water is in a solution on 90% aqueous acetic acid for 5mL?
Click here to see answer by josgarithmetic(39617)

Question 847200: For every $5.00 I pay I will recieve .01, how much money do I need to pay to recieve $250.00?
Click here to see answer by josmiceli(19441)

Question 847215: Joe wishes to make 15 pound of feed worth $0.31 per pound by mixing one kind worth $0.14 per pound with another worth $0.40 per pound. How many pounds of the cheaper kind should Joe use to mix ?
Click here to see answer by swincher4391(1107)

Question 847213: 4 litres of a 4% solution must be mixed with a 10% solution to get a 6% solution . How many litres of the 10% solution are needed?
Click here to see answer by swincher4391(1107)

Question 847314: how much dextrose 70% should be mixed with 500 mL of dextrose 10% to make a 45% dextrose solution??
Im coming up with 272 Ml of the 70%. My book says it should be 700 mL..Typo??
Click here to see answer by stanbon(75887)

Question 847412: Two chemicals (x and y) are to be mixed to get a 20mL solution that is 6.5% water. Chemical x is 6% water and chemical y is 8% water. How much of each chemical should be mixed?
Click here to see answer by josgarithmetic(39617)

Question 847465: A coffee shop sold 1 cup, 7 pints, and 9 quarts of coffee. Express the number of cups of coffee sold in base two
Click here to see answer by swincher4391(1107)

Question 847564: In the Beta Village the 22 high school students own at least one means of transport(bicycle, scooter, or skates). Of these 22 teenagers,8 own a bicycle, 12 a scooter, and 9 a pair of skates. Knowing that 3 of them have both a bicycle and a scooter and that nobody has both skates and scooter, how many teenagers have both a bicyle and a pair of skates?
Click here to see answer by richwmiller(17219)

Question 847672: Find the smallest number that gives a remainder of 1 when divided by 4, a remainder of 2 when divided by 5, and a remainder of 3 when divided by 6?
Click here to see answer by richwmiller(17219)

Question 847602:
I think of a number, add 6 then multiply this answer by itself. My answer is 64. What number did I start with?
Click here to see answer by checkley79(3341)

Question 847748: How many liters of water should be added to 40 liters of an 18% saline solution, to produce a 10% saline solution?
Click here to see answer by josgarithmetic(39617)

Question 847735: Jillian wants to create a 20% solution of ethanol. She has 300 mL of a 4% solution
and pure 100% ethanol. How much pure ethanol should she mix with the 4% solution
and how much of he 20% solution will be produced after the mixing is completed?
Click here to see answer by josgarithmetic(39617)

Question 847856: In an experiment, a 100 ml of alcoholic solution must have a 20% alcohol in it. If 40ml of water is added in the solution, how much alcohol must be added, to maintain the 20% alcohol solution?
Click here to see answer by josgarithmetic(39617)

Question 848028: a dairy needs 288 gallons of milk containing 7% butterfat. how many gallons each of milk containing 8% butterfat and milk containing 2% butterfat must be used to obtain the desired 288 gallons?
Click here to see answer by josgarithmetic(39617)

Question 848030: How many liters of pure water should be mixed with a 12 liter solution of 90% acid to produce a mixture of 80% water?
Click here to see answer by josgarithmetic(39617)

Question 847972: A radiator contains 6 quarts of fluid 40% of which is antifreeze. How much fluid should be drained and replaced with pure antifreeze so that the new mixture is 55% antifreeze? (Round your answer to two decimal places)
Click here to see answer by josgarithmetic(39617)

Question 848195: How many ml of 50% acid should be added to pure acid to make 20 ml of 60% acid?
Click here to see answer by swincher4391(1107)

Question 848200: A 12% salt solution is to be mixed with a 7% salt solution to obtain 15 liters of a 10% salt solution. How much of each solution should be used?
Click here to see answer by swincher4391(1107)

Question 848242: 3.50 for each pound how mush would it be for 80 pounds

Click here to see answer by rvfer(117)

Question 848356: Thirty ounces of pure silver are added to 60 oz of a silver alloy that is 10% silver. What is the percent concentration of the resulting alloy?

Amount A Percent P Pure Q
My work: Pure siliver 30 oz

10% alloy 60 oz .10

Mixture

I dont know what I am supposed to do after. Please help and thank you.

Click here to see answer by josgarithmetic(39617)

Question 848452: How many pounds of nails will be needed to fill 100 boxes with 8 oz. of nails in each?
Click here to see answer by ewatrrr(24785)

Question 848463: If 20 litres of milk having 10 percent fat is mixed with 200 litres of milk having 8 percent fat find the percentage of fat in the mixture.
Click here to see answer by richwmiller(17219)

Question 848489: How many bags with 4% cement should be mixed with 3 bags containing 24% cement, to produce a new concrete mix containing 9% cement?
Click here to see answer by richwmiller(17219)

Question 848378: idk
Click here to see answer by richwmiller(17219)

Question 848570: How much water must Pearl add to four quarts of 5% cranberry drink to make it a 3% cranberry drink?
Click here to see answer by ewatrrr(24785)

Question 848571: A grocer sells peanuts for $0.90 per pound and walnuts for $1.30 per pound. How many pounds of each must be mixed to create a 50 pound mixture that sells for $1 per pound?
Click here to see answer by richwmiller(17219)

Question 848613: how many cups of pure water should be mixed with 5.5 cups of an 80% acid solution to dilute it to 4% acid solution?
Click here to see answer by josgarithmetic(39617)

Question 848892: Twenty liters of a solution that is 63% alcohol is going to be diluted to 34% alcohol by adding water. How much water is added?
Click here to see answer by ankor@dixie-net.com(22740)

Question 848978: How many liters of pure water should be mixed with a 12-L solution of 70% acid to produce a mixture that is 90% water?
Click here to see answer by richwmiller(17219)

Question 848895: How many gallons should be drained from a 34% alcohol if we are going to replace it with pure alcohol & create a solution of 63% alcohol?
Click here to see answer by richwmiller(17219)

Question 848894: A solution that is 34% antifreeze is going to be enriched by adding pure antifreeze. How much of each is needed to generate 4 gallons of a solution that is 63% antifreeze?
Click here to see answer by richwmiller(17219)

Question 848749: Forty ounces of a 25% gold alloy are mixed with 66 oz of a 28% alloy. Find the concentration of the resulting gold alloy.
Click here to see answer by richwmiller(17219)

Question 848743: After a sailboat had been on the water for 3 h, a change in the wind direction reduced the average speed of the boat by 2 mph. The entire distance sailed was 110 mi. The total time spent sailing was 8 h. How far did the sailboat travel in the first 3 h?

-It is a motion problem. This is my last problem on my hw and I dont understand how to do it. Step by step help would be great!! Thank you
Click here to see answer by richwmiller(17219)

Question 843975: How many gallons of a 30% alcohol solution must be mixed with a 60gallons of 14% solution to obtain a solution that is 20% alcohol?
Click here to see answer by richwmiller(17219)

Question 847744: A serving of filet mignonette is generally considered to be about 1/4 lb. How many servings can be prepared from 3 1/3 lb of filets?
Click here to see answer by richwmiller(17219)

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