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Question 1203535: You need to strengthen a 22% alcohol solution with a pure alcohol solution to obtain a 70% solution. How much pure alcohol should you add to 100 milliliters of the 22% solution?
Click here to see answer by josgarithmetic(39617)

Question 1203656: Thirty gallons of a 20% acid solution is needed for an experiment. Only 40% and 10% acid solutions are available. How much of the 10% acid solution is needed?
Click here to see answer by greenestamps(13200)

Question 1204087: An amusement park sold 589 tickets on Monday. The ticket cost for an adult was 17.50, the ticket cost for the children was 9.00 and the ticket cost for senior citizen was 4.50. The revenue for Monday was 4,705. If the numb3r or adult tickets sold was four times as many as the number of children tickets sold, which of the following systems of equations can be used to find the number adult tickets sold, a, children tickets sold, c, and senior citizen sold, s?

Click here to see answer by math_tutor2020(3817)

Question 1204124: A rollover IRA of $18,050 was invested in two mutual funds, one earning 12% interest and the other earning 10%. After 1 year, the combined interest income is $2,041. How much (in dollars) was invested at each rate?

Click here to see answer by ikleyn(52782)

Question 1204301: How much pure acid should be mixed with 4 gallons of a 60% acid solution in order to get 80% acid solution?
Click here to see answer by Alan3354(69443)

Question 1204301: How much pure acid should be mixed with 4 gallons of a 60% acid solution in order to get 80% acid solution?
Click here to see answer by mananth(16946)

Question 1204378: The product of 5 and the difference between 15 and 7
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Question 1204426: Given 98% gasoline and 2% motor oil. New engine is 96% gasoline and 4% oil. write an equation in standard form that ma
kes the possible combination of each kind of mixture you can prepare using 6 gallons of gasoline.
Click here to see answer by josgarithmetic(39617)

Question 1204463: Pure acid is to be added to a 10% acid solution to obtain 45L of a 40% acid solution.
What amounts of each should be used?
Click here to see answer by josgarithmetic(39617)

Question 1204463: Pure acid is to be added to a 10% acid solution to obtain 45L of a 40% acid solution.
What amounts of each should be used?
Click here to see answer by math_tutor2020(3817)

Question 1204463: Pure acid is to be added to a 10% acid solution to obtain 45L of a 40% acid solution.
What amounts of each should be used?
Click here to see answer by greenestamps(13200)

Question 1204463: Pure acid is to be added to a 10% acid solution to obtain 45L of a 40% acid solution.
What amounts of each should be used?
Click here to see answer by ikleyn(52782)

Question 1204625: Stacy loaned Juan $1040
at an interest rate of 15%
for 226
days. How much will Juan pay Stacy at the end of 226
days? Round your answer to the nearest cent. Note: Assume 360
days in a year and 30
days in a month.

Click here to see answer by mananth(16946)

Question 1204756: An investor has $50,000 to invest in three types of bonds: short-term, intermediate-term, and long-term. How much should she invest in each type to satisfy the given conditions?
Short-term bonds pay 4% annually, intermediate-term bonds pay 5%, and long-term bonds pay 6%. The investor wishes to realize a total annual income of 5.22%, with equal amounts invested in short- and intermediate-term bonds.

Click here to see answer by ikleyn(52782)

Question 1204766: You currently have 325 lb of a cement mixture containing 18.0% sand by mass.
How much sand must you add to create a mixture that is 25.0% sand by mass?
Click here to see answer by mananth(16946)

Question 1204800: One acetic acid solution is 70% water and another is 30% water. How many liters of each solution should be mixed to produce 20 liters of a solution that is 60% water? Solve using system of equations
Click here to see answer by josgarithmetic(39617)

Question 1205145: An alloy is a mixture of metals suppose that a certain alloy is made by mixing 100 grams of an alloy that contains 28% copper with 28 grams of pure copper how many grams of copper are in the resulting mixture? What percentage of the resulting mixture is copper?
Click here to see answer by Edwin McCravy(20055)

Question 1205254: Ravi’s Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Ravi $5.55 per pound, and type B coffee costs $4.35 per pound. This month, Ravi made 125 pounds of the blend, for total cost of $626.55. How many pounds of type B coffee did he use?

Click here to see answer by ikleyn(52782)

Question 1205528: Bod wants to put his footballs into boxes.
If he uses big boxes, he can put 7 footballs in each box with 4 footballs left over.
If he uses small boxes, he can put 5 footballs in each box with 4 footballs left over.
What is the smallest number of footballs that Bob could own?
Click here to see answer by Edwin McCravy(20055)

Question 1205576: A 20.80 gift box of candy contains 2 varieties. One type costs 1.60/kg and the other costs $1.80/kg. The number of kg at 1.80 is twice the number of kg as $1.60. Find the number of kg of each type of candy.
Click here to see answer by ikleyn(52782)

Question 1205652: Isabel invested her savings in two investment funds. The amount she invested in Fund A was $6000 less than the amount she invested in Fund B. Fund A returned a 7% profit and Fund B returned a 4% profit. How much did she invest in Fund B, if the total profit from the two funds together was $1780?
Click here to see answer by math_tutor2020(3817)

Question 1205699: A 42ml solution contains lemon juice and water in the ratio of 4: 3, respectively. It is added to another solution with same mixture in the ratio of 2:3, respectively. After that, 23 ml solution is taken out and 9ml of lemon juice is added to it, which makes the final quantity of water as 85.71% of lemon juice and they differ by 6ml. Find the total quantity of second solution?
Click here to see answer by Edwin McCravy(20055)

Question 1205783: A lawn-care technician wants to spread a 200-lb seed mixture that is 50% bluegrass. If the technician
has on hand a mixture that is 75% bluegrass and a mixture that is 10% bluegrass, how many pounds of
each mixture are needed to make 200 lb of the 50% mixture? Round to the nearest whole pound.
Click here to see answer by Edwin McCravy(20055)

Question 1206282: A store is having a sale on trail mix and jelly beans. For 2 pounds of trail mix and 3 pounds of jelly beans, the total cost is 14 $. For 6 pounds of trail mix and 5 pounds of jelly beans, the total cost is 28$ . Find the cost for each pound of trail mix and each pound of jelly beans.

Click here to see answer by math_tutor2020(3817)

Question 1206317: Look for a pattern and find the missing digit x. (Compare the numbers in the outer columns with the numbers in the inner columns.) 6 1 2 2
2 1 x 2
4 2 8 7
9 3 6 4

Click here to see answer by math_tutor2020(3817)

Question 1206629: Jessica borrowed $5000 from the bank in order to buy a new piano. She will pay it off by equal payments at the end of 2 years. The interest rate is 8% compounded weekly. Determine the size of the payments and the total interest paid
Click here to see answer by ikleyn(52782)

Question 1206805: At a small fair, the first day of ticket sales 600 children’s tickets (x) and 300 adult tickets (y) for a total of $3000. On the second day the fair took in $4250 by selling 900 children’s tickets and 400 adult tickets.
Click here to see answer by mananth(16946)

Question 1206943: 2 1/6 divided by 2 1/2
Click here to see answer by MathLover1(20850)

Question 1207014: 1.
A mixture A contains milk and water in the ratio 7: 2 and this mixture A is
mixed in the ratio 1: 3 with another mixture of milk and water in which ratio of
milk and water is 4:5 to form mixture B. Mixture A and B are mixed in the ratio
1: 2 to form mixture C and this mixture C is mixed in the ratio 6: 5 with
another mixture of milk and water in which ratio of milk and water is 3: 2 to
form mixture D. Mixture B and D are mixed in the ratio 22: 17 to form another
mixture E.
(a)Mixture B is sold after mixing 92 litres of pure milk to it and total profit
percent earned after selling the mixture is 75 percent, then what is the amount
of milk in the mixture B initially?
Click here to see answer by mccravyedwin(407)

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