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Question 1053137: David invested his savings in two investment funds. The $8000 that he invested in a Fund A returned a 6% profit. The amount that he invested in Fund B returned a 1% profit. How much did he invest in Fund B, if both funds returned a 3% profit?
Click here to see answer by jorel555(1290)

Question 1053212: how many ounces of a 2% cleaning solution should be mixed with a 5% cleaning solution to obtain 20 ounces of a 3.8% cleaning solution?
Click here to see answer by Alan3354(69443)

Question 1053206: Lydia has money in two savings accounts. One rate is 5% and the other is 15%. If she has $700 more in the 15% account and the total interest is $383, how much is invested in each savings account?
Click here to see answer by jorel555(1290)

Question 1053200: A metallurgist has one alloy containing 30% copper and another containing 67% copper. How many pounds of each alloy must he use to make 45 pounds of a third alloy containing 45% copper? (Round to two decimal places if necessary.)

Click here to see answer by ewatrrr(24785)

Question 1053307: how many ounces of a 100% juice concentrate must be added to a 20% juice concentrate to yield 128 ounces of a 50% juice
Click here to see answer by ikleyn(52781)

Question 1053320: How many liters each of a 55% acid solution and a 80% acid solution must be used to produce 50 liters of a 60% acid solution? (Round to two decimal places if necessary.)

Click here to see answer by addingup(3677)

Question 1053324: One solution contains 40% alcohol. A second contains 60%. You need 20 L of a 45% solution. How many L of the 40% should be used?
Click here to see answer by josgarithmetic(39617)

Question 1053326: Kevin decides to mix grades of gasoline in his truck. He puts in 5 gallons of regular and 10 gallons of premium for a total cost of $61.30. If premium gasoline costs $0.22 more per gallon than regular, what was the price of each grade of gasoline?

Click here to see answer by josgarithmetic(39617)

Question 1053410: A chemist needs 100 liters of a 50% acid solution for an experiment. She has only 55 liters of a 75% acid solution and 55 liters of a 30% acid solution in stock. How much of each solution should she use? Does she have enough of each?
Click here to see answer by ikleyn(52781)

Question 1053417: Five grams of sugar are added to a 75-gram serving of a breakfast cereal that is 20% sugar. What is the percent concentration of sugar in the resulting mixture?
Click here to see answer by ewatrrr(24785)

Question 1053448: A caterer made an ice cream punch by combining fruit juice that costs $3.00 per gallon with ice cream that costs $6.00 per gallon. How many gallons of each were used to make 150 gal of punch costing $3.60 per gallon?
Click here to see answer by jorel555(1290)

Question 1053540: 48% of 55 = ?.convert into percentage.
Click here to see answer by Fombitz(32388)

Question 1053563: I have 256 ounces of meat, which is supposed to equal 79% and I need to add 21% more of vegetables. How many ounces of vegetables would I need to add to equal 100%. I would be so grateful for this answer. I am having a brain freeze and need to make this food for my dog.
Please help!!!
Click here to see answer by josmiceli(19441)

Question 1053604: There is a total of $2.40 in change. There are X number of quarters. There are 4 times as many nickels as quarters. There are 4 times as many quarters + 7 additional dimes for total dimes. How many of each quarters, nickels, and dimes are there? I know the answer is 2 quarters, 8 nickels, and 15 dines, but I cannot figure it our algebraically.
Click here to see answer by josmiceli(19441)

Question 1053660: One container holds 10 L of a 25% alcohol solution. How much water should be added to dilute the solution to only 15%?
Click here to see answer by addingup(3677)

Question 1053659: A container holds 5 gallon of a gas oil mixture in a 50:1 ratio (gas to oil). How many fl oz of oil should be added to change the mixture into a 40:1 mix? (1 gallon=128 fl oz).
Click here to see answer by josmiceli(19441)

Question 1053710: The length of a rectangle exceeds the width by 7. If the area is 60cm^2 find the length of the rectangle

Click here to see answer by jorel555(1290)

Question 1053855: 35.3 h is what percent of 125 h?
Round appropriately.
Click here to see answer by stanbon(75887)

Question 1053850: A cement mixture with 27% sand is created using 10.5 kg of sand. What is the mass of the cement mixture? Round your answer to 2 significant digits.
Click here to see answer by stanbon(75887)

Question 1053841: If liquid is combined in a 3 gallon to 1 gallon mix ratio how many batches would have to make if need 18 gallons
Click here to see answer by stanbon(75887)

Question 1053853: 98.45 MW is what percent of 345 MW?
Click here to see answer by Alan3354(69443)

Question 1053884: You need a 10% alcohol solution. On hand, you have a 130 mL of a 85% alcohol mixture. How much pure water will you need to add to obtain the desired solution?
This is what I have done.
130(.85)+x=130+x(.10)
110.5+x=13+x
-13 -x -13 -x
97.5=x
Click here to see answer by Boreal(15235)

Question 1053886: Orange �1.50 per2 litre bottle

Click here to see answer by Fombitz(32388)

Question 1053875: In a party there are 15members. Each shakes hand with one another
Click here to see answer by ewatrrr(24785)

Question 1053910: Having problem setting up this word problem
You wish to make a 34 lb bag of feed worth .42 cents per pound by mixing one kind worth .28 cents per pound and another worth .52 cents per pound. How many pounds of the cheaper food will you need.
I get 14.28 of the cheaper and 19.72 of the expensive one not sure if this good enough my professor says it's 14 and 20 but does not indicate to round.
Click here to see answer by josgarithmetic(39617)

Question 1053953: how many liters of a 5% acidic solution must be mixed with a 20% acidic solution to make 100 L having a 14% concentration
Click here to see answer by stanbon(75887)

Question 1054024: A store owner wants to develop a new snack mix by mixing chocolate and trail mix. How many pounds of chocolate costing $18.60 per pound should be mixed with 10 pounds of trail mix costing $4.50 per pound to create a mixture worth $12.47 per pound.

Click here to see answer by josgarithmetic(39617)

Question 1054028: You need 75 mL of a 5% alcohol solution. On hand, you have a 25% alcohol mixture. How much of the 25% alcohol mixture and pure water will you need to obtain the desired solution?

Click here to see answer by josmiceli(19441)

Question 1054030: If 15 boys working independently and at the same rate can assemble 30 machines in an hour, How many machines would 48 boys working independently and at the same rate assemble in 40 minutes?
Click here to see answer by josmiceli(19441)

Question 1054027: You need a 15% alcohol solution. On hand, you have a 45 mL of a 75% alcohol mixture. How much pure water will you need to add to obtain the desired solution?

Click here to see answer by josgarithmetic(39617)

Question 1054049: How much alcohol must be added to 24 gallons of a 14% solution of alcohol in order to produce a 20% solution?
Click here to see answer by Theo(13342)

Question 1054026: A coffee distributor needs to mix a(n) Queen City coffee blend that normally sells for $9.10 per pound with a Organic Free Trade coffee blend that normally sells for $13.70 per pound to create 70 pounds of a coffee that can sell for $13.57 per pound. How many pounds of each kind of coffee should they mix?
Click here to see answer by josmiceli(19441)

Question 1054023: Jolene invests her savings in two bank accounts, one paying 3 percent and the other paying 11 percent simple interest per year. She puts twice as much in the lower-yielding account because it is less risky. Her annual interest is 2805 dollars. How much did she invest at each rate?
Click here to see answer by jorel555(1290)

Question 1054125: If a wage of $9.89 decreases by 5% each year, what is the new wage after 4 years?
Click here to see answer by Boreal(15235)

Question 1054147: How many ounces of a 12% alcohol solution and a 30% alcohol solution must be combined to obtain 90 ounces of a 25% solution?
Click here to see answer by addingup(3677)

Question 1054261: How many liters of 20% silver must be added to 90 liters of 70% silver to make an alloy that is 30% silver?
Click here to see answer by Alan3354(69443)

Question 1054356: How many gallons of a 10% salt solution should be added to 20 gallons of a 60% salt solution to obtain a 50% salt solution?
Click here to see answer by addingup(3677)

Question 1054428: Find the cost per pound of a "house blend" of coffee that is made from 16 lb of Central American coffee that costs $7 per pound and 40 lb of South American coffee that costs $3.50 per pound
Click here to see answer by jorel555(1290)

Question 1054434: Fifteen litres of fuel containing oil is available for a certain two-cycle engine. This fuel is to be used for another engine requiring a oil mixture. How many litres of oil must be added?
Click here to see answer by Alan3354(69443)

Question 1054478: a solution contains 8% salt. How much water should be added to 70 ounces of this solution to make a 2.5% solution?
Click here to see answer by ikleyn(52781)

Question 1054509: A vat contains 250 L of a saline solution with 15% salt. How much water must be allowed to evaporate to raise the concentration of salt up to 32%?

Click here to see answer by josmiceli(19441)

Question 1054656: if it costs $200.00 for 4500 minutes, how much does it cost for 1 minute?
Click here to see answer by Fombitz(32388)

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