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Question 1160887: A company produces three products, each of which must be processed through different departments. The table, in the next page, summarizes the hours required per unit of each product in each department. The weekly capacities are stated for each department in terms of work hours available. Determine whether there is a combination of the three products which could be produced monthly so as to consume full hours available per week.
Department. ProductA. Product B. Product C. Hours available per week
A. 2. 3.5. 3. 1200
B. 3. 2.5. 2. 1150
C. 4. 3. 2. 1400

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Question 1157317: At Taco Town, a taco contains 2 oz of ground beef and 1 oz of chopped tomatoes. A burrito contains 1 oz of
ground beef and 3 oz of chopped tomatoes. Near closing time the cook discovers that they have only 22 oz of ground
beef and 36 oz of tomatoes left. Then manager directs the cook to use the available resources to maximize their
revenue for the remainder of the shift. If a taco sells for 40 cents and a burrito sells for 65 cents, then how many of
each should they make to maximize their revenue?
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Question 945776: The percentage of salt in 1L of water is 10%. If 500 mL of water is added to this mixture, what percentage of salt is there now?
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Question 945776: The percentage of salt in 1L of water is 10%. If 500 mL of water is added to this mixture, what percentage of salt is there now?
Click here to see answer by ikleyn(54018)

Question 961974: You have 0.35 liters of an acid solution whose acid concentration is 15%. How many liters of pure water should be added to lower the concentration to 7%?
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Question 971955: A metal worker has a metal alloy that is 30% copper and another alloy that is 80% copper. How many kilograms of each alloy should the metalworker combine to creat 60 kilograms of a 51% copper alloy?
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Question 971371: How long would it take to double your principle (Just any number) at an annual interest rate of 8% compounded continuously.
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Question 971373: How much should you invest in a continuously compounded account at an annually interest rate of 6% if you want exactly $8000 after four years?
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Question 1013544: A Chemist has 100g of 25% acid solution. How much of these solution he needs to drain and replaced with 70% acid solution to obtain 100g of 60% acid solution
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Question 295596: How many ounces of pure alcohol must be added to 40 ounces of a 70% alcohol solution to produce an 85% alcohol solution?
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Question 295596: How many ounces of pure alcohol must be added to 40 ounces of a 70% alcohol solution to produce an 85% alcohol solution?
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Question 275795: Beth wants to make 11.6 fl. oz. of a 45% acid solution by mixing together a 22% acid solution and a 80% acid solution. How much of each solution must she use?
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Question 276407: How many kgs of salt must be added to 24 kg of 20% salt solution in order to increase the concentration of salt to 40%?
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Question 276407: How many kgs of salt must be added to 24 kg of 20% salt solution in order to increase the concentration of salt to 40%?
Click here to see answer by ikleyn(54018)

Question 272631: How many quarts of pure antifreeze must be added to 6 quarts of a 10% solution to obtain a 20% antifreeze soltuion? (Round to the nearest tenth.)
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Question 558198: Hello:
please help me fiqure out this word problem for future math problems with the step to perform: i do recall this problems but it has been a while since i done this word math problem
this is the problem: How much of an alloy that is 40% copper should be xixed with 500 ounce tha is 80% copper in order to get an alloy that is 60% copper.
Click here to see answer by josgarithmetic(39843)

Question 269702: The time it takes to do homework includes a fixed amount of time to prepare plus a constant amount of time per problem. If a student can do 5 homework problems in 40 minutes, and 10 problems in 70 minutes, how many minutes will 25 problems take?
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Question 263188: Soybean is 18%protein and cornmeal is 9% protein, how many lbs you mix for 360lbs at 16% protein?
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Question 263188: Soybean is 18%protein and cornmeal is 9% protein, how many lbs you mix for 360lbs at 16% protein?
Click here to see answer by ikleyn(54018)

Question 262142: Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 40 miles per hour and train B is traveling at 60 miles per hour. Train A passes a station at 5:25 A.M. If train B passes the same station at 5:37 A.M, at what time will train B catch up to train A?
Click here to see answer by ikleyn(54018)

Question 1002017: Okay, so I'm working on Aleks, and they all of the sudden switched the problems I was working on and didn't give me an example on how to solve questions like these. I'm completely lost and stuck while trying to figure this out. Could someone please explain to me how I solve these types of questions?
Two factory plants are making TV panels. Yesterday, Plant A produced twice as many panels as Plant B. Four percent of the panels from Plant A and 3%of the panels from Plant B were defective. How many panels did Plant B produce, if the two plants together produced 660 defective panels?
Click here to see answer by ikleyn(54018)

Question 1003698: How much water must be mixed with pints of solution that is 60% developer to produce a mixture that is 18% developer?
14 pt
19 2/3 pt
20 pt
14/1/3 pt
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Question 27219: How much pure salt must be added to to 25 grams of a 12% salt solution to make it a 20% solution. I am having a very hard time trying to figure this problem out. Thanks for your help.
Dennis
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Question 452936: a 10% and a 20% salt solution are combined to make 12 gallons of 15% salt solution. How much of each strength solution is required?

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Question 449124: The radiator in Natalie�s car contains 6.3 L of antifreeze and water. This mixture is 30% antifreeze. How much of this mixture should she drain and replace with pure antifreeze so that there will be a mixture of 50% antifreeze?
Click here to see answer by ikleyn(54018)

Question 448309: A milk tank can be filled by pip A in 6 hours, by pipe B in 8 hours and by pipe C in 12 hours. how long will it take all three pipes working together to fill the tank?
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Question 433981: 10 gallons of a 15.0% alcohol solution are to be mixed with a 28.0% alcohol solution to make a 20.0% alcohol solution. How many gallons of a 28.0% alcohol must be used? How many gallons of a 20.0% alcohol solution are made?
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Question 419707: A 10-quart radiator contains a 30% concentration of antifreeze. how much of the sloution must be drained and replaced by 100% antifreeze to bring the solution up to 50%
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