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Question 713286: How many ounces of a 35% alcohol solution must be mixed with 15 ounces of a 40% alcohol solution to make a 38% alcohol solution?
Click here to see answer by josgarithmetic(39617)

Question 713346: The manager of a farmer's market has 300 lb of grain that costs $1.80 per pound. How many pounds of meal costing $0.80 per pound should be mixed with the 300 lb of grain to produce a mixture that costs $1.40 per pound?
Click here to see answer by nshah11(47)

Question 713380: I couldn't figure this one out. I had this on a worksheet and it was too hard for me to do. Could you answer this question?
How many gallons of a 70% acid solution should be mixed with 40 gallons of a 22% acid solution that is 35% acid?
Thnx in advance! Teehee =)
Click here to see answer by Alan3354(69443)

Question 713440: how much water do you have to mix with 6 pints of 70% solution to produce a solution that is 23%?
Click here to see answer by stanbon(75887)

Question 713402: A grocer mixes two kind of nuts One kind costs $5.00/kg and the other $5.80/kg. How many kilograms of each type are needed to make 40 kg of a blend worth $5.50/kg

Click here to see answer by josgarithmetic(39617)

Question 713345: A wild bird seed mix is made by combining 150 lb of millet seed costing $0.40 per pound with sunflower seeds costing $1.30 per pound. How many pounds of sunflower seeds are needed to make a mixture that costs $0.70 per pound?
lb
Click here to see answer by josgarithmetic(39617)

Question 713499: A chemist mixes X grams of a 20% saline solution and Y grams of a 5% saline solution to make 4.5 grams of a 10% saline solution. What are the values of x and y?
Click here to see answer by josgarithmetic(39617)

Question 713810: How do you make an equation for:
80% of what number is 64?
What is 65% of 200?
Click here to see answer by solver91311(24713)

Question 713848: A coffee shop wants to spice up their standard blend of coffee by mixing in cinnamon spiced coffee beans. Their standard blend costs $7.95 per pound and the cinnamon coffee costs $12.57 per pound. They want the mix to cost $10.33 per pound, and they need 47 pounds of the mix. How many pounds of cinnamon coffee beans do they need to make this mix?
Click here to see answer by mananth(16946)

Question 713849: Rhonda and Yolanda are racing when Rhonda trips and falls, putting her 93 meters behind. She gets up and continues racing at her speed of 10.7 meters per second, while Yolanda continues at her speed of 10 meters per second. At this rate, how many seconds will it take for Rhonda to catch up to Yolanda? Give your answer to two decimal places.
Click here to see answer by ankor@dixie-net.com(22740)

Question 713985: A pharmacist needs to obtain a 60% alcohol solution. How many ounces of a 30% alcohol solutu=ion must be mixed with 50 ounces of an 80% alcohol solution to obtain a 60% alcohol solution?
Click here to see answer by josmiceli(19441)

Question 713986: A tank can be filled in 2 hours. The same tank can be emptied in 6 hours. If the faucet is turned on and the drain is left open, when will the tank overflow?
Click here to see answer by josmiceli(19441)

Question 714005: john needs to mix 10% saline solution with 30% saline to create 200 milliliters of 18% solution. How much milliliters must john use?
Click here to see answer by josgarithmetic(39617)

Question 714001: Eugene wants to make 15L of a 76% alcohol solution by mixing together a 60% alcohol solution and a 90% alcohol solution. How much of each solution must he use?
Click here to see answer by josgarithmetic(39617)

Question 714130: Hi, I tried to solve this question but I think I don't have enough information in order to do so. If you could help me with this and show me step by step, it'd be great. Thanks
It costs a bakery $3 to make a cake and $4 to make a pie. If production costs cannot exceed $120 per day, graph the system of inequalities that represents how many cakes and pies can be made.

Click here to see answer by solver91311(24713)

Question 714223: How much distilled water must be mixed with alcohol 70% to prepare 5 L of alcohol 40%?
Click here to see answer by josmiceli(19441)

Question 714420: A 100% concentrate is to be mixed with a mixture having a concentration of 30% to obtain 45 gallons of a mixture with a concentration of 75%. How much of the 100% concentrate will be needed? (Round your answer to one decimal place.)
Click here to see answer by josgarithmetic(39617)

Question 714538:
in a chemistry class, 6 liters of 4% silver iodide solution must be mixed with a 10% solution to get a 6% solution. how many liters of the 10% solution are needed?
Click here to see answer by checkley79(3341)

Question 714491:
Ben bowled 127 and 220 in his first two games. What must he bowl in his third game to have an average of at least 170?
Click here to see answer by checkley79(3341)

Question 714494: How to evenly divide 8.0 fl.oz liquid into two 4.0 fl.oz. with nothing but a 3.0 fl. oz. and a 5.0 fl.oz. containers.
Click here to see answer by KMST(5328)

Question 714697: How many gallons of a 70% antifreeze solution must be mixed with 70 gallons of 20% antifreeze to get a mix that is 60% antifreeze? I tried doing .70(x)+.20(x+70)=.6 and came up with a negative answer of -14.88. Please help
Click here to see answer by mananth(16946)

Question 714727: How many milliliters of a 18% hydrogen peroxide solution and how many milliliters of a 10% hydrogen peroxide solution should be mixed to get 112 mL of a 12% hydrogen peroxide solution?
Click here to see answer by josgarithmetic(39617)

Question 714695: How many gallons of water must be added to 40 gallons of 10% alcohol solution to produce a 8% alcohol solution? What would be the formula to this type of problem?
Click here to see answer by josgarithmetic(39617)

Question 714849: How much water is in a 20% salt solution
Click here to see answer by josmiceli(19441)

Question 714929: How do I reduce a 60% solution to a 10% solution? Thanks
Click here to see answer by Alan3354(69443)

Question 714794: a mixture whose weight is 100gms is composed of 25% copper, 40% tin & 35% lead. how much tin & lead must be added to obtain a mixture cotaining 10% copper,50% tin and 40% lead?
Click here to see answer by ankor@dixie-net.com(22740)

Question 714954: 6qt=_____gal=___________floz
Click here to see answer by lynnlo(4176)

Question 714838: most insurance companies will replace a vehicle any time a estimate exceeds 80% of the blue book value of the vehicle. Michelle's insurance company paid $9000 for her car after an accident. What can be concluded about the blue book value of the car
Click here to see answer by lynnlo(4176)

Question 714898: A 32 ounce bottle of oragne Ade contains 8 oz of orange juice. At the same percent of concentration, how much orange juice is contained in a 40 ounce bottle of orange Ade?
Click here to see answer by josgarithmetic(39617)

Question 715032: A table and two chairs together cost $400. If by selling the chairs at 10% loss and the table at 10% profit, a total of 5% profit is made. What is the cost price of a chair?

Click here to see answer by ankor@dixie-net.com(22740)

Question 715173: Premium coffee sells for $6.00 per pound, and regular coffee sells for $4.00 per pound. How many pounds of each type of coffee should be blended to obtain 100 pounds of a blend that sells for $4.64 per pound?
Click here to see answer by mananth(16946)

Question 715306: a solution of salt and water contains 12% salt by weight .after evaporation of 25 kg of water from the solution, the concentration of salt is 22%. what is the original quantity of salt in the solution?
Click here to see answer by stanbon(75887)

Question 715393: How much water must be evaporated from a 6 qt of a 50% anti freeze solution to produce a 75% solution?
Click here to see answer by josgarithmetic(39617)

Question 715487: A metal alloy weighing 2 oz. and containing 80% silver is melted and mixed with 3 oz. of pure silver. What percent of the resulting alloy is silver?
Click here to see answer by josmiceli(19441)

Question 715489: A metal alloy weighing 3 mg and containing 40% iron is melted and mixed with 12 mg of pure iron. What percent of the resulting alloy is iron?
Click here to see answer by stanbon(75887)

Question 715550: A prescription calls for 6oz of betamtheasone 0.1% cream. How many grams of the cream should be dispense? Could you show me how to resolve it step by step please?
Click here to see answer by aaronwiz(69)

Question 715484: A metal alloy weighing 2 mg and containing 10% copper is melted and mixed with 1 mg of pure copper. What percent of the resulting alloy is copper?
Click here to see answer by josgarithmetic(39617)

Question 715604: if we use 2% urea in 10 liters of water then how many grams has to use
Click here to see answer by josgarithmetic(39617)

Question 715739: a certain alloy contains 9% silver , another alloy is 14% silver. HOW MUCH OF EACH TYPE SHOULD BE COMBINED TO MAKE 10 KG OF AN ALLOY THAT CONTAINS 12% SILVER?
Click here to see answer by josgarithmetic(39617)

Question 715694: #1 How much water must be boiled away to increase the concetration of 300 gallons of a saltt solution from 2% to 3%?
#2a mixture of candy is made to sell 89 cents per pound. If 32 pounds of candy, selling for 80 cents per pound, are used along with 12 pounds of more expensive candy, find the price per pound of the better candy?
#3 Two truck drivers leave a warehouse traveling in opposite directions, one driving at 50 mph and one driving at 56 mph. If the slower driver has a 2-hour head start, how long will it take for them to be one-quarter of a mile apart?
#4 a bus driver wants to earn $3,500 per year in supplemental income from an inheritance of $40,000. If the driver invests $10,000 in a mutual fund paying 8%, what rate must he earn on the remainder to achieve his goal?
#5 paul split an inheritance between two investments, one paying 7% annual interest and the other 10%. He invested twice as much in 10% investment as he did in the 7% investment. If his combined annual income from the two investments was $4,050, how much did he inherit?
Click here to see answer by josgarithmetic(39617)

Question 715759:
How many gallons of a 80% antifreeze solution must be mixed with 80 gallons of 25% antifreeze to get a mixture that is 70% antifreeze?
Click here to see answer by checkley79(3341)

Question 716041: A merchant has coffee worth $20 a pound that she wishes to mix 50 pounds of coffee worth $80 a pound to get a mixture that is worth $70 a pound. How man pounds of the $20 coffee should be used?
Click here to see answer by josgarithmetic(39617)

Question 716127: A cashier has a total of 98 bills made up of 10`s & 50`s. Total value of the money is $2820. How many of each bill does he have?
Click here to see answer by Alan3354(69443)

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