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Question 966920: 1000 ml of lemonade contains 250ml of lemon juice how much lemon juice does 750ml of lemonade contain?
Click here to see answer by BC17(9)

Question 966954: in an examination,10% of the student failed in maths,20% failed in english and 5% failed in both.what is the percentage of student who failed in at least one subject?
Click here to see answer by rothauserc(4718)

Question 966959: 10 M^3 of sand was mixed into 9m^3 of soil containing 24% sand. What is the sand content of the mixture?
Click here to see answer by Alan3354(69443)

Question 967079: A radiator contains 10 quarts of fluid, 30% of which is antifreeze. How much fluid should be drained and replaced with pure antifreeze so that the new mixture is 60% antifreeze?
Click here to see answer by stanbon(75887)

Question 967116: A chemist has 40mL of a solution that is 50% acid. How much water should he add to make a solution that is 10% acid?
Click here to see answer by josgarithmetic(39617)

Question 967164: 10 ml of 100% pure acid is added to 60 ml of 70% acid solution what percent concentration will the resulting solution have?

Click here to see answer by ikleyn(52786)

Question 967352: bob wants to mix 20 pounds of peanuts worth $3 a pound with cashews worth $5 a pound to make a mixture worth $3.50 per pound. how many pounds of cashews should be added to the peanuts?
Click here to see answer by josmiceli(19441)

Question 967536: How many grams of pure antiseptic are needed to make a 4 liter of a 2%solution
Click here to see answer by josmiceli(19441)

Question 967494: jane makes 2 liters of an orange juice which is 40% orange. her sister May is health conscious, asks her to add some water to reduce the concentration of orange to 25% orange. how much water should jane add to orange juice she has prepare?
Click here to see answer by lwsshak3(11628)

Question 967608: Farmer wants to make a 2400 lb. feed mixture that will be 14% protein.
25% will be Barley(11.7% protein).
the rest or 75 % will consist of oats(11.8% protein) and Soy meal(44.5% protein).
how much of each will he add?
the 2400 lbs. will provide .14 x 2400 = 336 lbs. of prtoein.
the 25% Barley = 600 lbs. it will provide .117 x 600 lbs= 70.20 pounds of protein.
the rest is 1800 lbs. this amount will provide @ 265.80 lbs.
this is where I am stuck.
I don't know how to set up the equation to get the amounts of each of the remaining feeds needed to provide the 265.80 lbs.
Help please.
Click here to see answer by askhari139(3)

Question 967638: Several men can paint a bridge in 15 days
a)how long would it take three men to paint the same bridge?
b)the bridge was painted in t days. Write down an expression, in terms of t, for the number of men needed to paint the bridge
Click here to see answer by josgarithmetic(39617)

Question 967727: one antifreeze solution is 38% alcohol. How much alcohol is in a 6-L mixture
Click here to see answer by Theo(13342)

Question 967842: What quantity of 10% acid solution must be mixed with 480 mL of 60% acid solution to produce 40% acid solution?
-This is what I tried:
.10x+.60(480-x)=480*.40
.10x+288-.60x=192
-.5x+288=192
-.5x=-96
x=192

Click here to see answer by josgarithmetic(39617)

Question 968314: Jenny's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Jenny

$4.05
per pound, and type B coffee costs

$5.45
per pound. This month's blend used three times as many pounds of type B coffee as type A, for a total cost of

$652.80
. How many pounds of type A coffee were used?
Click here to see answer by stanbon(75887)

Question 968340: At The Old Home Fill'er Up and Keep on a-Truckin' Cafe, Mavis mixes two different types of coffee beans to produce a house blend. The first type costs $4 per pound and the second costs $9 per pound. How much of each type does Mavis use to make 75 pounds of a blend which costs $7 per pound? (If the system is dependent assign the free variable the parameter t.)

$4 per lb coffee
$9 per lb coffee
Click here to see answer by josgarithmetic(39617)

Question 968752: I need help with a word problem, i tried working it out but it doesn't seem to work: One litre of fruit juice contains 60 grams of sugar. How many millilitres of fruit juice contain 1.5 grams of sugar?
Click here to see answer by rothauserc(4718)

Question 968804: I am standing 200ftaway from the base of a building . I look up at an angle of 75 degrees and can see the top of the building how tall is it.
Click here to see answer by Alan3354(69443)

Question 968802: Some dude has 200 ml of a solution that is 15% alcohol. Find how many milimeters of a 40% alcohol solution he should mix into get a final mixture of 30% alcoholic
Click here to see answer by Alan3354(69443)

Question 968893: What percent of 70 liters is 3.15 liters?
Click here to see answer by Alan3354(69443)

Question 969205: Solve the word problem using a system of equations. You must use 2 variables like x and y. Also need 2 let statements.
Sun gardens has sunflower seed in a barrel that sells for $0.49 per pound and bird seed mix that sells for $0.89 per pound. How much of each must be mixed to get a 20 pound mixture that sells for $0.73 per pound?

Click here to see answer by josgarithmetic(39617)

Question 968807: Cos 2x = sin 2x
What is the solution
Click here to see answer by Fombitz(32388)

Question 969304: Suppose that one solution contains 40% alcohol and another solution contains 80% alcohol. How many liters of each solution should be mixed to make 9.5 liters of a 70% alcohol solution?
Click here to see answer by Boreal(15235)

Question 969358: How much heat in calories is required to convert 200 g of water at 25� to vapor at 100�? The specific heat of liquid water is 1.00 cal / (g �C) and the heat of vaporization of water is 540 cal / g.
Click here to see answer by solver91311(24713)

Question 969389: a chemist needs 9 liters of a 10% alcohol solution but has only a 15% alcohol sulotion. how many liters each of the 15% solution and water should he mix to make the desired 9 liters of 10% solition
Click here to see answer by lwsshak3(11628)

Question 969442: Solve the word problem.You must use 2 variables like x and y. need 2 let statements. SHOW ALL WORK AND STEPS
Sun gardens has sunflower seed in a barrel that sells for $0.49 per pound and bird seed mix that sells for $0.89 per pound. How much of each must be mixed to get a 20 pound mixture that sells for $0.73 per pound?
Click here to see answer by josgarithmetic(39617)

Question 969445: SOLVE! the word problem. HAVE TO USE 2 let statements. SHOW ALL WORK AND STEPS
Sun gardens has sunflower seed in a barrel that sells for $0.49 per pound and bird seed mix that sells for $0.89 per pound. How much of each must be mixed to get a 20 pound mixture that sells for $0.73 per pound?
Click here to see answer by josgarithmetic(39617)

Question 969086: l2 kinds of coffee were mixed together, a jamaican coffee worth $5.40 a pound and a vanilla bean coffee worth $6.25 a pound. the mixture contained ten pound more than twice as much of the jamaican coffee. how much of each kind was used if the value of the mixture was $190.40
Click here to see answer by josgarithmetic(39617)

Question 967673: A restaurant prepares 22 litres of a mixture that contains 25% of orange essence and the remaining quantity as water. If 3 litres of water is mixed in this mixture,what will be the percentage of orange essence in the new mixture?
Click here to see answer by josgarithmetic(39617)

Question 969541: Solve the word problem. you must use 2 variables. (2 let statements). PLEASE SOLVE AND SHOW ALL WORK AND ALL STEPS INVOLVED.
Jim exercises everyday. He walks at 3 mph and then jogs at 5mph. If it takes him 0.9 hours to travel a total of 3.5 miles, How long does he walk and how long does he jog?
Click here to see answer by josgarithmetic(39617)

Question 969598: Ten liters of a 4% acid 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 Boreal(15235)

Question 969618: SOLVE THE WORD PROBLEM. NEED TO USE 2 LET STATEMENTS. PLEASE SOLVE SOMPLETELY
A chemist has 6% and 15% solutions of sulfuric acid. How much of each solution should she mix to get 10 liters of a 9% solution?
Click here to see answer by Boreal(15235)

Question 969630: How much water should we add to 20 kg of seawater to change its concentration from 3% to 2%?

Click here to see answer by Boreal(15235)

Question 969635: How many pounds of coffee beans that costs $4 per pound should be added to 10 pounds of coffee beans that costs $10 per pound to have a new blend of coffee that costs $6 per pound?
Click here to see answer by josgarithmetic(39617)

Question 969696: If 1/2 cup of bleach should be added to 1 GALLON of water, then how much bleach should be added to 1 QUART of water?
Click here to see answer by josgarithmetic(39617)

Question 970095: To reduce 32 grams of a 25% antiseptic solution to a 10% antiseptic solution, how much distilled water should a pharmacist add?
Click here to see answer by macston(5194)

Question 970192: Keith's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Keith $4.05 per pound, and type B coffee costs $5.35 per pound. This month, Keith made 186 pounds of the blend, for a total cost of $867.70. How many pounds of type A coffee did he use?
Click here to see answer by josgarithmetic(39617)

Question 970180: 1000 liters of a solution was available, but the solution was 65% alcohol. Jack needed a solution which was 50% alcohol. How many liters of alcohol had to be extracted so that the solution would be 50% alcohol?
Click here to see answer by lwsshak3(11628)

Question 970367: A candy store owner mixes 3 pounds of mints costing $2.50/pound with some chocolate candies costing $3.50/pound to make a mix costing $2.75/pound. How many pounds of the chocolate candies did she use in the mix?
Click here to see answer by josgarithmetic(39617)

Question 970404: How many milliliters of a 25% hydrogen peroxide solution and how many milliliters of a 9% hydrogen peroxide solution should be mixed to get 176 mL of a 18% hydrogen peroxide solution?
Click here to see answer by lwsshak3(11628)

Question 970848: You have 60 percent of a bottle of raspberry syrup remaining.if 10 fluid ounces were used .how many fluid ounces did the bottle originally hold?
Click here to see answer by checkley77(12844)

Question 970861: plzz solvethis ----a vessel contain 60 liter milk 6 liter milk removed and 6 liter water added avail 6 liter milk removed and 6 liter add what I s ratio of water and milk in mixture?

Click here to see answer by josgarithmetic(39617)

Question 971244: a recipe says to mix 480 ml of milk with 100ml of water how much water should i use if i only have 360 ml of milk
Click here to see answer by checkley77(12844)

Question 971371: How long would it take to double your principle (Just any number) at an annual interest rate of 8% compounded continuously.
Click here to see answer by lwsshak3(11628)

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