Questions on Word Problems: Mixtures answered by real tutors!

Tutors Answer Your Questions about Mixture Word Problems (FREE)

Question 778238: What quantity of pure acid must be added to 600 mL of a 50% acid solution to produce a 75% acid solution?
Click here to see answer by FrankM(1040)

Question 778238: What quantity of pure acid must be added to 600 mL of a 50% acid solution to produce a 75% acid solution?
Click here to see answer by josgarithmetic(39617)

Question 778241: A merchant blends tea that sells for $4.95 a pound with tea that sells for $2.55 a pound to produce 60 lb of a mixture that sells for $3.75 a pound. How many pounds of each type of tea does the merchant use in the blend?
Click here to see answer by mananth(16946)

Question 778343: 14/7+3^2

Click here to see answer by jim_thompson5910(35256)

Question 778390: The cooling system of a car has a capacity of 15 liters. If the system is currently filled with a mixture that is 40% antifreeze, ow much of tis mixture should be drained and replaced with pure antifreeze so the system is filled with a solution that is 50% antifreeze?
Click here to see answer by josgarithmetic(39617)

Question 778374: how many liters of the 30% acid solution should be added to 40 liters of 10% solution to get a 25% solution? (please state the meaning of any variables you use, set up an algebraic equation, and use it to solve the problem)
Click here to see answer by lwsshak3(11628)

Question 778462: how much of an alloy that is 30% copper should be mixed with 200 ounces of an alloy that is 60% copper in order to get an alloy that is 40% copper?
Click here to see answer by mananth(16946)

Question 778466: At the Golden Oldies Theater,tickets for adults cost $5.50 and tickets for children at $3.50. How many of each kind of ticker were purchased if 21 tickets were bought for $83.50?
Click here to see answer by harpazo(655)

Question 778428: A pound of rice, salt, and sugar average 7 cents each. Rice=34 cents, salt=11 cents. How much is sugar?
Click here to see answer by solver91311(24713)

Question 778556: How many ounces of a 90% cedar oil solution need to be added to an empty gallon of water to make one gallon of a 10% cedar oil solution?
Click here to see answer by nerdybill(7384)

Question 778493: to make space in the pharmacy you have been asked to consolidate 3 bottles of solution "F" then label the resulting mixture.
Bottle# 1 is 10 oz of 30%
Bottle # 2 is 8 oz of 50%
Bottle # 3 is 20 oz of 60%
What will your label say?
A.Solution F is 44%
B.Solution F is 50%
C.Solution F is 38%
D.Solution F is 54%
Click here to see answer by josgarithmetic(39617)

Question 778872: A flask containing 300ml of 90% nitrite solution tips over spilling part of its contents. This was subsequently replaced by an equal amount from a mixture of 30% nitrate. If an 80% solution resulted, how much was spilled ?
Click here to see answer by stanbon(75887)

Question 778895: a group of four students decide to hire a tutor for a review session prior to an examination, and the tutor's fee is to be shared by each student. if two additional students join the group, the cost to each student is reduced by $6. what is the cost per student if four are in the group?

Click here to see answer by ramkikk66(644)

Question 779067: how many gallons of an 80% solution must be mixed with 90 gallons of 15% solution to make a 70% solution?
Click here to see answer by stanbon(75887)

Question 779027: A candy store has covered almonds for $6.50 per pound and covered peanuts for $4.00 per pound. The owner wants to sell a mix of the two combined for $5.00 per pound and keep the revenue of selling the mix and from selling the almonds and peanuts alone equal. How many pounds each of the almonds and peanuts are required to create 50 pounds of the mix?
Click here to see answer by josmiceli(19441)

Question 779087: How much water should be added to 14mL of 9% alcohol solution to reduce the concentration to 7%
Click here to see answer by josmiceli(19441)

Question 779078: Suppose you have a supply of a 25% solution of alcohol and a 75% solution Of alcohol. How Many quarts of Each Should be mixed to produce 40 quarts that is 70% produce? I need help setting this problem up.
Click here to see answer by josmiceli(19441)

Question 779571: Ten liters of an alcohol-water solution contains 70% alcohol. The alcohol must be reduced to 50% of the solution. How much pure water must be added?
Click here to see answer by josgarithmetic(39617)

Question 779579: whats is the answer for this formula ?
A coffee merchant combines coffee that costs $6 per pound with coffee that costs $4.20 per pound. How many pounds of each should be used to make 22 lb of a blend costing $5.55 per pound?
$6 per lb coffee lb
$4.20 per lb coffee lb

Click here to see answer by mananth(16946)

Question 779594: How many grams of salt are needed to make 631 g of saltwater that is 38.0% salt by mass?
Click here to see answer by josgarithmetic(39617)

Question 779613: 5 quart solution of 30% antifreeze plus how many quarts of 100% antifreeze to get a 40% antifreeze solution?
Click here to see answer by josmiceli(19441)

Question 779818: an automobile radiator holds 15 liters of fluid. There is currently a mixture in the radiator that is 70% antifreeze and %30 water. How much of this mixture should be drained and replaced by pure antifreeze so that the resulting mixture is %80 antifreeze?
Click here to see answer by lwsshak3(11628)

Question 780196: walnuts sell for $7.40 per pound and raisins sell for $4.60 per pound. Let x= number of pounds of raisins in a 10-pound mixture of walnuts and raisins. Write an algebriac expression in x for:
a. The number of pounds of walnuts in the 10-pound mixture.
b. The value of the raisins in the 10-pound mixture.
c. The value of walnuts in the 10-pound mixture.

Click here to see answer by josmiceli(19441)

Question 780270: how much water i have to add so that my 70% concentrated H.Cl solution becomes 50% concentrated solution ?

Click here to see answer by stanbon(75887)

Question 780535: A tank holds 100 liters of a chemical solution. Currently, the solution has a strength of 60%. How much of this should be drained and replaced with 100% solution to get a final strength of 80%?
Click here to see answer by lwsshak3(11628)

Question 780824: A radiator contains 6 liters of a 25% antifreeze solution. How much should be drained and replaced with pure antifreeze to produce a 60% antifreeze solution?
Click here to see answer by josgarithmetic(39617)

Question 781010: How many liters of water should be evaporated from 60 liters of a 28% salt solution so that the remaining solution contains 32% salt?

Click here to see answer by josmiceli(19441)

Question 781168: A goldsmith mixed 30 g of a 40% gold alloy with 60 g of a 25% gold alloy. What is the percent concentration of the resulting alloy? (Round your answer to the nearest percent.)
Click here to see answer by josgarithmetic(39617)

Question 781261: tom kline mixed 60lbs of sunflower seeds at $3.00 per lb with 40 lbs of daisy seeds at $2.00 per pound to produce a wild flower mix. what is the unit price of the mix?
Click here to see answer by josmiceli(19441)

Question 781333: A coffee merchant combines coffee costing $6.00 per pound with coffee costing $3.50 per pound. How many pounds of each should be used to make 50 lb of a blend costing $4.30 per pound?
Click here to see answer by josgarithmetic(39617)

Question 780936: A goldsmith mixed 10 g of a 60% gold alloy with 40 g of a 25% gold alloy. What is the percent concentration of the resulting alloy? (Round your answer to the nearest percent.) i'm not sure how I should solve this at all?
Click here to see answer by ankor@dixie-net.com(22740)

Question 781367: I'm having issues with this value mixture word problem.
The manager of a farmer's market has 350 lb of grain that costs $1.90 per pound. How many pounds of meal costing $0.80 per pound should be mixed with the 350 lb of grain to produce a mixture that costs $1.50 per pound?
So far, I have:
A...........C........V
(350)......(1.9)....(665)
(x)........(1.5)....(1.5x)
____________________________
(350+x)...(.8).....(.8)(350+x)
I can't seem to find a solution and would love a little boost! Thank you so much!
Click here to see answer by stanbon(75887)

Question 781543: How any milliliters of 15% acid should be mixed with 150 milliliters of 40% acid to make 35 % mixture solution
A: write an equation
B: solve for x
Click here to see answer by stanbon(75887)

Question 781572: If there are 500 cm^3 of chemical in 1 L solution, how many cm^3 of water must be added to dilute it to a 25% solution? (1,000cc = 1L)
Click here to see answer by josgarithmetic(39617)

Question 781560: A Cooling System In An Automobile Requires 2.5 Gallons Of A 50% Antifreeze Solution. Presently, The Sytem Has A 30% Solution. How Much Of The Present Solution Must Be Replaced With Pure Antifreeze To Bring The System Up To The Recommended Concentration?
Click here to see answer by josgarithmetic(39617)

Question 781662: A fruit juice company mixes pineapple juice that sells for $5.50 per gallon with 100 gallons of orange juice that sells for $3.00 per gallon. How much pineapple juice is used to make a pineapple-orange juice drink selling for $3.50 per gallon?
Click here to see answer by stanbon(75887)

Question 781731: a chemist has two solutions of HCI. One has a 40% concentration and the other has a 25% concentration. How many liters of each solution must be mixed to obtain 53 liters of a 26% solution?
Click here to see answer by josgarithmetic(39617)

Question 781806: Which is a better deal 3 pounds of candy for $7.95 or 2 kilograms of candy for $2.25?

Click here to see answer by stanbon(75887)

Question 781210: How much of a 45% solution must be added to 1 liter of a 60% solution in order to make a 50% solution?
Click here to see answer by tommyt3rd(5050)

Question 781921: A gallon of Del Monte White Vinegar is labeled 5%acidity. How many fluid ounces of pure acid must be added to get 6% acidity?
Click here to see answer by Alan3354(69443)

Question 781921: A gallon of Del Monte White Vinegar is labeled 5%acidity. How many fluid ounces of pure acid must be added to get 6% acidity?
Click here to see answer by stanbon(75887)

Question 781962: 4 ounce of the mixture containing 6% salt is to be mixed with 9 ounces of a mixture which is 14% salt, in order to obtain a new solution. What is the percentage of salt in the resulting solution? I can't remember how to set up this problem.
Click here to see answer by josmiceli(19441)

Question 781982: what quantity of 80% acid solution must be mixed with a 20% solution to produce 840mL of a 50% solution?
Click here to see answer by Alan3354(69443)

Question 781983: find a degree 3 polynomial with coefficient of x^3 equal to 1 and zeros 2,-5i and 5i
Click here to see answer by MathLover1(20850)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245