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Question 395604: Mary Smith was instructed to drink the following prep for her x-ray:
2 1/2 oz every 15 minutes for 2 hours
4 oz every 30 mins for 2 hours
6 1/2 oz every hour for 2 hours
What is the total quanity of prep you need to give Mary Smith?
Click here to see answer by ewatrrr(24785)

Question 395739: State the reciprocal
-35/12
that's minus thirty-five over twelve.
Click here to see answer by ewatrrr(24785)

Question 395732: How much water should be added to 8 mL of 6% saline solution to reduce the concentration to 4%?
Click here to see answer by Alan3354(69443)

Question 395810: how many liters of a 45% salt solution should be mixed with 9 liters of a 35% salt solution to make a solution that is 36% salt? Round to the nearest hundredth.
Click here to see answer by ewatrrr(24785)

Question 395832: A butcher has some hamburger that is 21% fat and some that is 15% fat. How many pounds of each should be mixed to make 78 lb of hamburger that is 17% fat?

21% fat _?_ lb
15% fat _?_ lb
Click here to see answer by lwsshak3(11628)

Question 395983: A pharmacist wishes to mix a solution that is 6% minoxidil. She has on hand 70ml of a 4% solution and wishes to add some 8% solution to obtain the desired 6% solution. how much 8% solution should she add?
Click here to see answer by Alan3354(69443)

Question 396118: a merchant has coffee worth $10 a pound that she wants to mix with 40 pounds of coffee worth $80 a pound to get a mixture that can be sold for $30 a pound how many pounds of $10 coffee should be used?
Click here to see answer by checkley79(3341)

Question 396161: A radiatior contains 6 liters of a 20% antifreeze solution. How much should be drained and replaced with pure antifeeze to produce a 50% antifreeze solution?
Click here to see answer by nerdybill(7384)

Question 396586: A chemist wants to dilute a 30% phosphoric acid solution to a 15% solution. He needs 10 liters of the 15% solution. How many liters of the 30% solution and water must the chemist use?
Click here to see answer by mananth(16946)

Question 396576: planters mixed nuts are up to 50% peanuts by weight. emerald is at most 40%. how many pounds of peanuts would each factory add to 1000 lbs. of other nuts?
Click here to see answer by josmiceli(19441)

Question 396601: A chemist has 5 gallons of salt solution with a concentration of 0.2 pounds per gallon and another solution with a concentration of 0.5 pounds per gallon. How many gallons of the stronger solution must be added to the weaker solution to get a solution that contains 0.3 pounds per gallon?
Click here to see answer by stanbon(75887)

Question 396802: How many milliliters of pure acid must be added to 150 milliliters of a 15% solution of acid to obtain a 25% solution?

Click here to see answer by stanbon(75887)

Question 396896: How many cups of pure granola must be added to 16 cups of granola that is 15% raisins so that the percent of raisins in the resulting mixture will be 10%?

Click here to see answer by stanbon(75887)

Question 396940: the sum of the digits of a two digit number is 10.if 18 is added to the number.the digits will be reversed.find the number.check your answer

Click here to see answer by solver91311(24713)

Question 397056: A 750 milliter solution is 4% hydrogen peroxide. How much more hydrogen peroxide is in an 850 milliter solution that is 5% hydrogen peroxide?
Click here to see answer by robertb(5830)

Question 397059: The label on a 32 oune bottle of lemonade says that it contains 10% real lemon juice. The amount of real lemon juice in the bottle is 32(___) = ___oz
Click here to see answer by richard1234(7193)

Question 397105: A tea mixture was made from 30Ib of tea costs $6.00 per pund and 7-Ib of tea that costs $3.20 per pund. Find the cost per pound of the tea mixture?
Click here to see answer by stanbon(75887)

Question 397110: A restaurant chef mixes 20 Ib of snow peas costing $1.99 a pound with 14 Ib of petite onion costing $1.19 a pound to make a vegetable medely for the evening meal. Find the cost per pund of the mixture?
Click here to see answer by robertb(5830)

Question 397207: A collection of nickels and dimes adds up to $5.60. If the ratio of dimes to nickels is 3:2, how many of each coin is there?
Click here to see answer by mananth(16946)

Question 397050: A silversmith mixed 25g of a 70% silver alloy with 50g of a 15% silver alloy. What is the percent concentration of the resulting alloy?
Click here to see answer by ankor@dixie-net.com(22740)

Question 397092: A student rode a bicycle to the repair shop and then walked home. The student over aged 14mph riding to the shop and 3.5 mph walking home. The round trip took an hour. How far was it between the students home and the bicycle shop?
Click here to see answer by ankor@dixie-net.com(22740)

Question 397510: Ryan left the science museum and drove
south. Gabriella left three hours later
driving 42 km/h faster in an effort to catch
up to him. After two hours Gabriella finally
caught up. Find Ryan's average speed. How do u set up an equation for this problem?
Click here to see answer by solver91311(24713)

Question 397587: sarah drove 780 miles and used 20 gallons of gas how many miles per gallon did she get one her trip

Click here to see answer by solver91311(24713)

Question 397688: Last year Maria invested $10,000, part at 6% annual interest and the rest at 8% annual interest. if she received $760 in interest at the end of the year, how much dis she invest at each rate?
Click here to see answer by stanbon(75887)

Question 397713: use these numbers to form a proportion 24, 36, 9, 6
Click here to see answer by robertb(5830)

Question 397707: An 8-ounces glass of orange juice contains 72 milligrams of vitamin C. How much juice contains 60 milligrams of vitamin C?
Click here to see answer by robertb(5830)

Question 397848: The radiator in a car is filled with a solution of 70% antifreeze and 30% water. The manufacturer of the antifreeze suggests that, for summer driving, optimal cooling of the engine is obtained with only 50% antifreeze. If the capacity of the radiator is 3.5 L, how much coolant should be drained and replaced with water to reduce the antifreeze concentration to the recommended level?
Click here to see answer by stanbon(75887)

Question 397856: Candy and Tim share a paper route. It takes Candy 50 min to deliver all the papers, and it takes Tim 70 min. How long does it take the two when they work together?
Click here to see answer by Alan3354(69443)

Question 397706: An 8-ounces glass of orange juice contains 72 milligrams of vitamin C. How much juice contains 60 milligrams of vitami C?
Click here to see answer by ewatrrr(24785)

Question 397853: Next-door neighbors Bob and Jim use hoses from both houses to fill Bob's swimming pool. They know it takes 24 h using both hoses. They also know that Bob's hose, used alone, takes 40% less time than Jim's hose alone. How much time is required to fill the pool by each hose alone?
Click here to see answer by josmiceli(19441)

Question 397734: How many liters of pure water must be added to 64 liters of 12% salt solution to reduce it to a 10% salt solution?
Click here to see answer by ewatrrr(24785)

Question 397865: The radiator in a car is filled with a solution of 70% antifreeze and 30% water. The manufacturer of the antifreeze suggests that, for summer driving, optimal cooling of the engine is obtained with only 60% antifreeze. If the capacity of the radiator is 3.5 L, how much coolant should be drained and replaced with water to reduce the antifreeze concentration to the recommended level?
Click here to see answer by ankor@dixie-net.com(22740)

Question 397861: A guy has five rings, each weighing 11 g, made of an alloy of 15% silver and 85% gold. He decides to melt down the rings and add enough silver to reduce the gold content to 55%. How much silver should he add?
Click here to see answer by ankor@dixie-net.com(22740)

Question 397947: 1. Jacob mixes 8 liters of 4% acid solution with a 24% acid solution, which results in a 8% acid solution. Find the number of liters of 24% acid solution in the new mixture.
� Identify the variable
� Construct a table to organize the information
� Show all of your work to solve the problem.
� Write your answer as a complete sentence,
� Check your answer.
HELP PLEASE! Its due by monday and I can only do the first two problems! (Barley!)
Click here to see answer by josmiceli(19441)

Question 398078: How many gallons of a 14%-salt solution must be mixed with 6 gallons of a 21%-salt solution to obtain a 17%-salt solution?
Click here to see answer by robertb(5830)

Question 398078: How many gallons of a 14%-salt solution must be mixed with 6 gallons of a 21%-salt solution to obtain a 17%-salt solution?
Click here to see answer by Tatiana_Stebko(1539)

Question 398250: how many ounces of pure water must be added to 75oz. of an 8% salt solution to make a 5% salt solution?
Click here to see answer by josmiceli(19441)

Question 398304: How many kg of a metal containing 20% nickel must be combined with 9 kg of pure nickel to form an alloy containing 92% nickel?
Click here to see answer by mananth(16946)

Question 398294: The class president prepared juice for the class. She prepared 5 liters of juice that was 3 parts pure juice and 7 parts water. This was too sweet. How many liters of water should she add so that the concentration is reduced to 25% and the sweetness is improved?
Click here to see answer by lwsshak3(11628)

Question 398371: 7^12/7^5 I need to divide and simplify
Click here to see answer by nerdybill(7384)

Question 398371: 7^12/7^5 I need to divide and simplify
Click here to see answer by Alan3354(69443)

Question 398372: How much 15% acid solution should be added to 40 ml of a 6% solution to get a 7% acid solution?
Click here to see answer by stanbon(75887)

Question 398372: How much 15% acid solution should be added to 40 ml of a 6% solution to get a 7% acid solution?
Click here to see answer by nerdybill(7384)

Question 398764: what quantity x of a 65% acid solution must mix with a 20% solution to produce 300 mL of a 45% solution
Click here to see answer by nerdybill(7384)

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