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Question 1021262: Mr. Baker is mixing a 16% saline solution with a 21% saline solution. He would like to obtain 25 gram mixture that is 20% saline. How many grams of each will be needed?
Click here to see answer by Alan3354(69443)

Question 1021216: a pharmacist needs to mix 1% saline (salt) solution with 24 ml of a 16% saline solution to obtain a 9% saline solution. how many milliliters of 1% solution must she use?

Click here to see answer by Alan3354(69443)

Question 1021236: Peanuts cost $5 per pound and a bag of raisins costs $6. How many pounds of peanuts must be mixed with the bag of raisins to have a peanut-raisin blend that has a value of $56? (Enter an exact number.)
Click here to see answer by josgarithmetic(39617)

Question 1021297: An alloy is made of 62% of copper, 24% lead, and 14% tin. If 84.2 # of copper is used in a batch how many pounds of the alloy can be made?
Click here to see answer by josgarithmetic(39617)

Question 1021502: sasha and matt are painting the apartments in a building in the summer. sasha was painting the apartments by herself for 9 days. after those 9 days, matt joined sahsha to help with the painting. working together, they finished the apartments in 4 more days, meat could have painted all the apartments by himself in 22 days. how many days would it have taken sahsha to paint all the apartments alone?
Click here to see answer by josmiceli(19441)

Question 1021506: Suppose you want to combine two types of fruit drink to create 24 kg of a drink that will be 5% sugar by weight. Fruit drink A is 4% sugar weight, and fruit drink B is 8%percent sugar by weight
Click here to see answer by addingup(3677)

Question 1021605: Rhona has apples that sell 80 pesos and 100 pesos per kilogram. How many kilograms of each must be mixed together to make 100 kilograms of apple that would be sold at 82 pesos per kilogram?
Click here to see answer by stanbon(75887)

Question 1021681: How much of an alloy that is 30% copper should be mixed with 400 ounces of an alloy that is 90% copper in order to get an alloy that is 70%?
Click here to see answer by macston(5194)

Question 1021966: How many ounces of a
38% alcohol solution and a
43% alcohol solution must be combined to obtain
65 ounces of a
42% solution?

Click here to see answer by stanbon(75887)

Question 1021994: A metallurgist has one alloy containing 28% aluminum and another containing 64% aluminum. How many pounds of each alloy must he use to make 49 pounds of a third alloy containing 45% aluminum? (Round to two decimal places if necessary.)
In the equation it has it equaled out as .28x+.64y=22.05
How do they get the 22.05?
Click here to see answer by josgarithmetic(39617)

Question 1022003: How much water should be added to 30 gallons of a solution that is 70% antifreeze to get a mixture that is 60% antifreeze

Click here to see answer by josmiceli(19441)

Question 1022163: How much pure alcohol should be added to 500 no of 16%solution to make its strength 30%
Click here to see answer by josgarithmetic(39617)

Question 1022164: How many grams of gold must be added to 500 grams of alloy containing 30% gold and 70% silver to obtain 40% gold and 60% silver?
Click here to see answer by josmiceli(19441)

Question 1022449: Suppose that 16 gallons of a 16% salt solution are mixed with 32 gallons of a 28% salt solution. What is the percent of salt in the resulting solution?
Click here to see answer by ikleyn(52786)

Question 1022461: the ratio on juice concentrate to water is 1.5 in order to produce a drinkable juice. if you have 400ml of concentrate, how much water must you add to make a juice. convert the answer from ml to liters (1000ml=1l 1.7)

Click here to see answer by josgarithmetic(39617)

Question 1022504: Give the total amount and the percent concentration of the mix that results when ten pints of a 40% acid are combined with 10 pints of an 80% acid.
Click here to see answer by robertb(5830)

Question 1022515: Write an inequality to model the given information and solve.
In the first three trials of the 100-meter butterfly, Johann had times of 50.2, 49.8, and 50.9 seconds. How fast must he swim the final timed trial in order to have an average time of at most 50 seconds?
Click here to see answer by Fombitz(32388)

Question 1022581: how many ounces of 6% should be combined with a 20% in order to create a 70-ounce mixture that is 12% alcohol?
Amount of 6%=
Click here to see answer by fractalier(6550)

Question 1022953: How much 30% acid solution should be be added to 10% acid solution to make 100mL of a 12% acid solution?
Click here to see answer by addingup(3677)

Question 1023215: A vat contains of wine with an alcohol content of . How much of this wine must be removed so that, when it is replaced with wine with a alcohol content, the alcohol content in the final mixture will be
Click here to see answer by fractalier(6550)

Question 1023239: Carlos is a carpenter painting the floor of a house.The square floor's side is x feet.Carlos always buys extra 15 square feet of paint to make sure he has enough.What would be the equation to determine how much paint he will buy in total ?
Click here to see answer by josmiceli(19441)

Question 1023365: Heath wants 10 L of a solution that is 90% bleach. He will combine pure bleach with a mixture that is 20% bleach. Write a system of equations to model the problem. Use p for the number of liters of pure bleach and m for the number of liters of the mixture the is 20% bleach
Click here to see answer by Alan3354(69443)

Question 1023424: How many liters each of a 15% acid solution and a 60% acid solution must be used to produce 90 liters of a 45% acid solution?
Click here to see answer by josgarithmetic(39617)

Question 1023421: Fred needs 50 ml of 15% sucrose solution to do his science experiment. He needs to mix a 10% sucrose solution with some 30% sucrose solution to get the 15% solution he wants. How much of each should Fred use? (Include units with your numerical answers.)
fred should use ___ of 10% sucrose solution and ___ of 30% sucrose solution.
Click here to see answer by josgarithmetic(39617)

Question 1023587: A man wants to make up 100 one-pound jars of nuts to sell for 66 cents a jar. He plans to use 40 pounds of nuts worth 75 cents a pound. What should be the price of the other type of nuts he uses?
Click here to see answer by ankor@dixie-net.com(22740)

Question 1023818: Find the amount of 6% acid solution and the amount of 14% acid solution that should be combined to make a 55 cc of a 12% solution
Click here to see answer by josgarithmetic(39617)

Question 1023818: Find the amount of 6% acid solution and the amount of 14% acid solution that should be combined to make a 55 cc of a 12% solution
Click here to see answer by ikleyn(52786)

Question 1023880: Heath wants 10 L of a solution that is 90% bleach. He will combine pure bleach with a mixture that is 20% bleach. Solve the system. How many liters of pure bleach will heath use. How many liters of the 20% mixture will he use
Click here to see answer by Alan3354(69443)

Question 1023957: Write each amount as a rate. A cereal contains 4 scoops of raisins in each kg
Click here to see answer by stanbon(75887)

Question 1024145: a chef makes a marinade by combining 5 liters of wine at 11% abv and 4 liters of wine at 10% abv. determine the alcohol content of final mixture.
Click here to see answer by fractalier(6550)

Question 1024204: Twice the ones digit of a positive 2 digit integer is 17 greater than the difference. Reversing increases the number by 9.
Click here to see answer by josgarithmetic(39617)

Question 1024308: A 1.5% acid solution is mixed with a 4% acid solution. How many ounces of each solution are needed to obtain 60 ounces of a 2.5 acid solution?
Click here to see answer by Fombitz(32388)

Question 1024364: How much milk (3% butterfat content) was mixed with cream (27% butterfat) to produce 26 cups of Half-and-Half (11% butterfat content)? Let X be the amount of milk and Y be the amount of cream.
Click here to see answer by josmiceli(19441)

Question 1024568: Please help,l have 1L of 96% alcohol and l want to make a drink of 30% alcohol,how many liters of water do l add?
Click here to see answer by Alan3354(69443)

Question 1024586: I can run 3 times faster than I can walk. One day I walked for 2 hours and ran for 30 mins.
If I travelled 21.7 km, how fast can I walk. Use algebra to solve.
Click here to see answer by josgarithmetic(39617)

Question 1024640: How many ounces of a 45% alcohol solution must be mixed with 18 ounces of a 50% alcohol solution to make a 46% alcohol solution?
Click here to see answer by Theo(13342)

Question 1024644: How many liters of a 70% acid solution must be mixed with a 15% acid solution to get 495L of a 60% acid solution?
Click here to see answer by josgarithmetic(39617)

Question 1024647: A pharmacist wishes to mix a solution that is 5% Minoxidil. She has on hand 80 ml of a 2% solution and wishes to add some 7% solution to obtain the desired 5% solution. How much 7% solution should she add?
Click here to see answer by Theo(13342)

Question 1024678: How much fruit juice and how much soda water is needed to make a 200 ml of a 20 percent v/v solution
Click here to see answer by macston(5194)

Question 1024677: How much isopropyl alcohol and how much water is needed to make 26g of a 65%w/w solution
Click here to see answer by josmiceli(19441)

Question 1024728: you need a 35% alcohol solution. on hand, you have a 600 mL of 30% alcohol mixture. you also have 75% alcohol mixture. how much the 75% mixture will you need to add to obtain the desired solution?
Click here to see answer by josgarithmetic(39617)

Question 1024723: A chemist needs 3L of 60% salt solution. She has a 25% salt solution and 75% salt solution available with her. How many liters of each solution should she mix to obtain her desired solution?
Click here to see answer by josgarithmetic(39617)

Question 1024708:
How many liters of a 80% acid solution must be mixed with a 15% acid solution to get 455 L of a 70% acid solution?
Click here to see answer by josgarithmetic(39617)

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