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Question 165556: Soybean meal is 14% protein, cornmeal is 7% protein. How many pounds of each should be mixed together in order to get 280 lb mixture that is 12% protein? : Soybean meal is 14% protein, cornmeal is 7% protein. How many pounds of each should be mixed together in order to get 280 lb mixture that is 12% protein?
Click here to see answer by checkley77(12569)

Question 165818: An advertising agency for a pineapple drink claims that the drink contains 15% pineapple juice. How much pure pineapple juice would have to be added to 8 quarts of the drink to obtain a mixture containing 50% pineapple juice?
Click here to see answer by checkley77(12569)

Question 166008: Solution A is 30% alcohol and solution B is 75% alcohol.How much of each should be used to make 100 liters of a solution that is 50% alcohol.
Click here to see answer by checkley77(12569)

Question 166035: HOW much water must be mixed with 9 pints of 70% developer to produce a mixture that is 25% developer?
Click here to see answer by checkley77(12569)

Question 166168: How many milliliters of pure acid must be added to 100 milliliters of a 10% acid solution to obtain a 20% solution?
Click here to see answer by ptaylor(2052)

Question 166467: A store owner plant to make 10 pounds of a candy mix worth 1.95/lb. How many pounds of gummy bears worth $2.40/lb and how many pounds of jelly beans worth $1.60/lb must be combined to make the candy mix?
Click here to see answer by ptaylor(2052)

Question 166506: Mrs. Nelson is on the refreshment committee for the annual school dance. She need to buy paper plates, napkins, and paper cups for the dance. The plates come in package of 24, the napkins in package of 20, and the paper cups in package of 16.
A. What is the least number of package she needs to buy in order to have the same number of each item? How many of each item will she have?
B. About 360 students have said that they will attend the dance. If Mrs. Nelson buys the number of items from part (a), will she have enough for one for each student? If not, how many more packages of each item will she need to buy? Will she have any item left over?
**Please help, I have been working at this problem all weekend**
Click here to see answer by jim_thompson5910(28715)

Question 166427: How many pound of hamburger that cost $1.60 per pound must be mixed with 70 pounds of hamburger that cost $2.10 per pound to make a mixture that cost $1.70 per pound.
Click here to see answer by ptaylor(2052)

Question 166588: You need 880 mL of a 75% alcohol solution. On hand, you have a 20% alcohol mixture. How much of the 20% alcohol mixture and pure alcohol will you need to obtain the desired solution?
You will need
mL of the 20% solution
and
mL of pure alcohol.
Click here to see answer by stanbon(57967)

Question 166734: 2/3 divided by x = 1
please help
Click here to see answer by nerdybill(7003)

Question 166784: How much water should be added to 30 gallon of a solution that is 70% antifreeze to bring the antifreeze percentage down to 60%.
Click here to see answer by stanbon(57967)

Question 166784: How much water should be added to 30 gallon of a solution that is 70% antifreeze to bring the antifreeze percentage down to 60%.
Click here to see answer by josmiceli(9817)

Question 166887: How many pounds of peanuts, costing 70 cents per pound, should by mixed with 30 pounds of cashews, worth $1.20 per pound, to obtain a mixture worth $1.00 per pound?
Click here to see answer by Mathtut(3670)

Question 167032: A merchant has coffee worth $30 a pound that she wishes to mix with 90 pounds of coffee work $60 a pound to get a mixture that can be sold for $40 a pound. How many pounds of the $30 coffee should be used?
Click here to see answer by ptaylor(2052)

Question 167036: There were 34,000 people at a ball game in Los Angeles. The day's receipts were $226,000. How many people paid $13 for reserved seats and how many paid $5 for general admission?
Click here to see answer by checkley77(12569)

Question 167034: Ellen wishes to mix candy worth $2.15 per pound with candy worth $3.95 per pound to form 20 pounds of mixture worth $3.50 per pound. How many pounds of the more expensive candy should she use?
Click here to see answer by checkley77(12569)

Question 167033: Marty leaves the airport in his private plane and flies due east at 180mph. Two hours later, a jet leaves the same airport and flies due east at 810mph. When will the jet overtake Marty's plane?
Click here to see answer by checkley77(12569)

Question 167370: A forester mixes gasoline and oil to make 2 gallons of mixture for his two-cycle chain-saw engine. This mixture is 32 parts gasoline and 1 part two-cycle oil. How much gasoline must be added to bring the mixture to 40 part gasoline and 1 part oil?
I tried to make a chart to list everything I knew from the problem and see how I could solve it, but I'm not sure where to start from.
Click here to see answer by ptaylor(2052)

Question 167513: Anna made the following announcement:
In 7 years, I will be half my mother's age. Thirteen years ago, she was 6 times as old as i was then.
How old is Anna now?
Click here to see answer by stanbon(57967)

Question 167440: An advertisement for an orang drink claims that the drink contains 10% orange
juice. How much pure orange juice would have to
be added to 5 quarts of the drink to obtain a
mixture containing 40% orange juice?
Click here to see answer by ptaylor(2052)

Question 167576: walnuts that cost $4.05 per kilogram were mixed w/ cashews that cost $7.25 per kilogram. How many kilograms of each were used to make a 50 kg. mixture that costs $6.25 per kilogram.(round to nearest 10th).
Click here to see answer by checkley77(12569)

Question 164169: x-4= -2/3(y-9) solve for y
Click here to see answer by Alan3354(31518)

Question 167575: walnuts that cost $4.05 per kilogram were mixed w/ cashews that cost $7.25 per kilogram. How many kilograms of each were used to make a 50 kg. mixture that costs $6.25 per kilogram.(round to nearest 10th).
Click here to see answer by checkley77(12569)

Question 167573: 40 liters of pure syrup costs $18. per liter, mixed w/ imitation syrup that cost $8.50 per liter. How much imitation is needed to make a mixture costing $11.00 per liter?
Click here to see answer by nerdybill(7003)

Question 167609: 9. If Steven can mix 20 drinks in 5 minutes, Sue can mix 20 drinks in 10 minutes, and Jack can mix 20 drinks in 15 minutes, how much time will it take all 3 of them working together to mix the 20 drinks?
A. 2 minutes and 44 seconds
B. 2 minutes and 58 seconds
C. 3 minutes and 10 seconds
D. 3 minutes and 26 seconds
E. 4 minutes and 15 seconds
10. If Sam can do a job in 4 days that Lisa can do in 6 days and Tom can do in 2 days, how long would the job take if Sam, Lisa, and Tom worked together to complete it?
A. 0.8 days
B. 1.09 days
C. 1.23 days
D. 1.65 days
E. 1.97 days

I dont know how to do this type of question. Can you PLEASE explain?
Click here to see answer by ankor@dixie-net.com(15746)

Question 167794: walnuts that cost $4.05 kilogram were mixed with cashews that cost $7.25 per kilogram.How many kilograms of each were used to make a 50 kilogram mixture that costs $6.25 per kilogram. ROUND each to the nearest tenth.
we use a sheet that confuses me.
1st column has the item mixing going down then the 2nd has amount you have , then 3rd
item mixing/amount you have/X/ cost or %/=/ value (equation)
I just find it alittle confusing as to where everything goes.
Thank you .
Click here to see answer by stanbon(57967)

Question 167911: How many milliliters of water must be added to 60 mL of a 15% iodine solution in order to dilute it to a 10% iodine solution?
This is a worksheet my teacher handed out and I am completely lost.
Click here to see answer by checkley77(12569)

Question 167916: Joanne makes a mixture of dried fruits by mixing dried apples costing $6.00/kg with dried apricots costing $8.00/kg. How many kilograms of each are needed to make 20 kg of a mixture worth $7.20/kg?
Click here to see answer by checkley77(12569)

Question 167914: A grocer mixes two kinds 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 checkley77(12569)

Question 167913: A spice mixture is 25% thyme. How many grams of thyme must be added to 12 g of the mixture to increase the thyme content to 40%?
Click here to see answer by checkley77(12569)

Question 167913: A spice mixture is 25% thyme. How many grams of thyme must be added to 12 g of the mixture to increase the thyme content to 40%?
Click here to see answer by ankor@dixie-net.com(15746)

Question 167992: chef mixes 20 lbs of peas costing 1.99 per pound w/14lb of onions costing 1.19 per lb to make a veggie medley. Find the cost per pound of the mixture.
i cannot set up my work using the handout.
its in columns.
item mixing / amount you have / cost or % / value (equation).
we have to set up the mixtures and whatever numbers we have in the correct places. The mixture problems can either be T1, T2 or T3.all have certain somethings missing !!! ??
Click here to see answer by stanbon(57967)

Question 168318: In a triangle, the measure of the second angle is twice the measure of the first angle. The measure of the third angle is 30 degreesmore than the measure of the second. Find the measure of each angle.
Click here to see answer by Mathtut(3670)

Question 168315: Mr. Jones bought 100 pounds of a 65-cent mixture of annual and perennial grass seed. The annual sells for 50 cents for each pound. The perennial seed sells for 75 cents for each pound. How many pounds of perennial seed are in the mixture?
Click here to see answer by Mathtut(3670)

Question 168432: 5 fl ox of a 2% alcohol solution was mixed with 11 lf oz of a 66% alcohol solution. Find the concentration of the new mixture
Click here to see answer by nerdybill(7003)

Question 168604: Kathy has 5 liters of a 32% acid solution and she4 also has a large amount of a 26% acid solution. How many liters of the 26% solution can Kathy mix with the 5 liters of 32% solution in order to produce a 50% acid solution?
the answer isn't possible in the end but i need to know the values of x and y and write out a system of equations from the information given and then solve hte system of equations using substitution or elimination
Click here to see answer by josmiceli(9817)

Question 169052: A beaker contains 400L of a solution that is 32% acid. How much water should be added to make a solution that is 25% acid?
I am having trouble figuring this out. I need to organize information in a chart and show my work. Thanks.
Click here to see answer by Alan3354(31518)

Question 169123: A farmer sold bushels of wheat and bushels of oats. For 425 bushels he received $481.58. How many bushels of each did he sell, if he received $2.08 per bushel of wheat and $.94 per bushel of oats?
HELP!!! I need help organizing this information in a chart and showing my work. I have no idea...Thanks.
Click here to see answer by checkley77(12569)

Question 169166: trains a and b are traveling in the same direction on parallel tracks, train a is traveling at 80 miles per hour, and train b is traveling at 100 miles per hour, train a passes a station at 9:10 a.m. if train b passes the same station at 9:25 a.m. at what time will train b catch up to train a.
Click here to see answer by ankor@dixie-net.com(15746)

Question 169246: A confectioner has candy costing 55 cents and 75 cents per kilogram. If he wishes to make 1000 kilograms of a mixture and sell it for 60 cents per kilogram, how much of each does he need?
Click here to see answer by Mathtut(3670)

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