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Question 1092444: In solving the following equation, what is the first step?
1/3 (x+9)= 1/2x

Click here to see answer by ikleyn(52776)

Question 1092445: How many liters of a 15% saline solution must be added to 8 liters of a 4% saline solution to produce a 7% solution? note: Do NOT solve the entire problem. Answer only part (a) and part (b) below.
A)In solving this problem, what would you assume as a variable?
B)Find the amount of�pure saline that �is present in 8 liters of 4%�saline�solution?
FOR A I GOT x = number of liters in 15% saline solution
FOR B I GOT amount of pure saline present in 8 liters of 4% saline solution = 0.04* 8 = 0.32 liters
IS THIS CORRECT?

Click here to see answer by ikleyn(52776)

Question 1092440: Student Loans. Dimitri�s two student loans total $9000. One loan is at 4.5% simple interest and the other is at
5.5% simple interest. At the end of 1 year, Dimitri owes $447 in interest. What is the amount of each loan?
Click here to see answer by greenestamps(13198)

Question 1092435: How many liters of a 15% saline solution must be added to 8 liters of a 4% saline solution to produce a 7% solution? note: Do NOT solve the entire problem. Answer only part (a) and part (b) below.
A)In solving this problem, what would you assume as a variable?
B)Find the amount of�pure saline that �is present in 8 liters of 4%�saline�solution?
FOR A I GOT 1) x = number of liters in 15% saline solution
FOR B I GOT amount of pure saline present in 8 liters of 4% saline solution = 0.04* 8 = 0.32 liters
IS THIS CORRECT?

Click here to see answer by greenestamps(13198)

Question 1092456: Crystal beads a placed in a row in the order of maroon, magenta, ruby and scarlet. What colour would the 59th bead be?
Click here to see answer by ikleyn(52776)

Question 1092454: Alvin has 3 times a much money as his sister. Between them they have $96. How much of that is Alvin's?
Click here to see answer by ikleyn(52776)

Question 1092453: Mrs Thompson has a son and daughter. She is twice as old as her son and her son is twice as old as her daughter. The total of their ages is 91 years. How old is her son?
Click here to see answer by josgarithmetic(39616)

Question 1092455: Six more than twice the sum of a certain number and 5 equals 26. Find the number
Click here to see answer by josgarithmetic(39616)

Question 1092466: The formula s = 16t� is used to approximate the distance s, in feet, that an object falls freely
from rest in t seconds.
The tallest structure in the United States, at 2063 ft, is the KTHI-TV tower in North Dakota. How long would it take an object falling freely from the top to reach the ground?
Click here to see answer by rothauserc(4718)

Question 1092505: an object in launched upward at 110 feet per second from a platform 75 feet high .
a) When will the object be 120 feet high?
b) What is its maximum height?
c) When will it reach the ground?

Click here to see answer by Boreal(15235)

Question 1092484: X+3/3-3X-12/11=1
Click here to see answer by greenestamps(13198)

Question 1092484: X+3/3-3X-12/11=1
Click here to see answer by MathTherapy(10551)

Question 1092518: Do you know two consecutive numbers whose sum is 115? If you figure it out, could you explain it as well? Thanks!
Click here to see answer by Alan3354(69443)

Question 1092533: find x when y= 14, if y=7 when x=8

Click here to see answer by Edwin McCravy(20054)

Question 1092578: 48 - 4x - 24x^2
Click here to see answer by addingup(3677)

Question 1092583: If the sum of one third and one fourth of a number exceeds three eighth of that number by 10,the number is.

Click here to see answer by josgarithmetic(39616)

Question 1092583: If the sum of one third and one fourth of a number exceeds three eighth of that number by 10,the number is.

Click here to see answer by MathTherapy(10551)

Question 1092566: Professor Johnson gives only midterm exam and a final exam. The semester average is
computed by taking 1/3 of the midterm exam score plus 2/3 of the final exam score. To get a C, Beth must have a
semester average between 70 and 79 inclusive. If Beth scored only 64 on the midterm, then for what range of scores
on the final exam would Beth earn a C?
Click here to see answer by Theo(13342)

Question 1092598: Find the area of the region that lies outside of the circle x^2+y^2=1 but iside of the circle x^2+y^2-2y=8. Round the decimal answers to two decimal places
Click here to see answer by Fombitz(32388)

Question 1092565: AT&T offers a Smartphone plan that includes unlimited talk and text for $25 per month with an
additional $15 charged for each GB of data used in the monthly billing cycle. Verizon Wireless offers a similar
Smartphone plan that also includes unlimited talk and text for $40 per month with an additional $10 charged for each
GB of data used in the monthly billing cycle. How many GB of data would you have to use per month for Verizon�s
plan to be the better deal?
Click here to see answer by jorel1380(3719)

Question 1092592: explain why cubics of the form ax^3=k where a≠0 will always have one solution
Click here to see answer by Alan3354(69443)

Question 1092592: explain why cubics of the form ax^3=k where a≠0 will always have one solution
Click here to see answer by Fombitz(32388)

Question 1092643: three-fourths of a number is one-eighth

Click here to see answer by ikleyn(52776)

Question 1092655: Large reusable bottles cost $4 more than small ones. Eight large bottles cost $24 less than 12 small ones. How much does one small bottles cost?
Click here to see answer by addingup(3677)

Question 1092697: You have a 500-foot roll of fencing and a large field. You want to construct a rectangular area for a dog park. Write an expression to represent the length of the dog park in terms of the width.
Click here to see answer by ikleyn(52776)

Question 1092701: You have a 500-foot roll of fencing and a large field. You want to construct a rectangular area for a dog park. Write an equation to represent the area of the dog park in terms of the width?
Click here to see answer by josgarithmetic(39616)

Question 1092731: May I have some help with this question please? I have to solve the equation and inequality and show all steps and work. It's one homework problem from the summer and I am still not clear on it. The "0" is confusing to me.
(x-3)/(x+2) > 0 USE INTERVAL NOTATION

Thanks.
Click here to see answer by Theo(13342)

Question 1092735: 1.two-thirids a number plus 4 is 7.
2.Ten times the sum of half a number and 6 is 8.
3.The length of a rectangle is twice its width.The perimeter of the rectangle is 126 feet.
4.Hector is visiting a cousin who lives 350 miles away.He has driven 90 miles.How many more miles does he needto drive to reach his cousin's home?
5.A number increased by 10 is 114.
Click here to see answer by ikleyn(52776)

Question 1092728: for the yaoshang, ibelli made a change of rs 250 into coins of 5 rupee, 2rupee and 2 rupee. the number of coins pf 5 rupee and 2 rupee; 2 rupee and 1 rupee; are in the ratio 3:5 and 4:5 respectively. find the number of each denomination.
Click here to see answer by ikleyn(52776)

Question 1092761: One number is four less than three times another. If their sum is increased by five, the results twenty-five. Find the numbers
Click here to see answer by Boreal(15235)

Question 1092804: 35=j/5

i dont know how to solve varibales in the frantions when at the end

Click here to see answer by Alan3354(69443)

Question 1092806: Is x = -7, the solution to -11 + 2x = -26? Justify your answer in complete sentences.
Click here to see answer by Boreal(15235)

Question 1092809: It says that c-d divided by 2 equals blank c=28 d=18 I answered 5 and it says it's incorrect why? Thanks!
Click here to see answer by Boreal(15235)

Question 1092813: Write the recursive formula for d=32
Click here to see answer by Alan3354(69443)

Question 1092813: Write the recursive formula for d=32
Click here to see answer by ikleyn(52776)

Question 1092841: A high school student became dehydrated while recuperating from a virus.In the hospital he was given 1000cc of glucose intravenously at a drip rate of 5 cc per minute. Make a table comparing the elapsed time with the amount of glucose given to the patient.Use "g" for the number of ccs of glucose left in the bag and "t" for time in minutes.
Click here to see answer by josgarithmetic(39616)

Question 1092847: if the density is 5.01 and volume is 1.2 what is the mass
Click here to see answer by addingup(3677)

Question 1092847: if the density is 5.01 and volume is 1.2 what is the mass
Click here to see answer by josgarithmetic(39616)

Question 1092825: A number is divided by 3. 5 is added to the quotient. When the sum is multiplied by 2, the result is 60. What is the number?
Click here to see answer by richwmiller(17219)

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, 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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, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 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20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650, 25651..25695, 25696..25740, 25741..25785, 25786..25830, 25831..25875, 25876..25920, 25921..25965, 25966..26010, 26011..26055, 26056..26100, 26101..26145, 26146..26190, 26191..26235, 26236..26280, 26281..26325, 26326..26370, 26371..26415, 26416..26460, 26461..26505, 26506..26550, 26551..26595, 26596..26640, 26641..26685, 26686..26730, 26731..26775, 26776..26820, 26821..26865, 26866..26910, 26911..26955, 26956..27000, 27001..27045, 27046..27090, 27091..27135, 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30331..30375, 30376..30420, 30421..30465, 30466..30510, 30511..30555, 30556..30600, 30601..30645, 30646..30690, 30691..30735, 30736..30780, 30781..30825, 30826..30870, 30871..30915, 30916..30960, 30961..31005, 31006..31050, 31051..31095, 31096..31140, 31141..31185, 31186..31230, 31231..31275, 31276..31320, 31321..31365, 31366..31410, 31411..31455, 31456..31500, 31501..31545, 31546..31590, 31591..31635, 31636..31680, 31681..31725, 31726..31770, 31771..31815, 31816..31860, 31861..31905, 31906..31950, 31951..31995, 31996..32040, 32041..32085, 32086..32130, 32131..32175, 32176..32220, 32221..32265, 32266..32310, 32311..32355, 32356..32400, 32401..32445, 32446..32490, 32491..32535, 32536..32580, 32581..32625, 32626..32670, 32671..32715, 32716..32760, 32761..32805, 32806..32850, 32851..32895, 32896..32940, 32941..32985, 32986..33030, 33031..33075, 33076..33120, 33121..33165, 33166..33210, 33211..33255, 33256..33300, 33301..33345, 33346..33390, 33391..33435, 33436..33480, 33481..33525, 33526..33570, 33571..33615, 33616..33660, 33661..33705, 33706..33750, 33751..33795, 33796..33840, 33841..33885, 33886..33930, 33931..33975, 33976..34020, 34021..34065, 34066..34110, 34111..34155, 34156..34200, 34201..34245, 34246..34290, 34291..34335, 34336..34380, 34381..34425, 34426..34470, 34471..34515, 34516..34560, 34561..34605, 34606..34650, 34651..34695, 34696..34740, 34741..34785, 34786..34830, 34831..34875, 34876..34920, 34921..34965, 34966..35010, 35011..35055, 35056..35100, 35101..35145, 35146..35190, 35191..35235, 35236..35280, 35281..35325, 35326..35370, 35371..35415, 35416..35460, 35461..35505, 35506..35550, 35551..35595, 35596..35640, 35641..35685, 35686..35730, 35731..35775, 35776..35820, 35821..35865, 35866..35910, 35911..35955, 35956..36000, 36001..36045, 36046..36090, 36091..36135, 36136..36180, 36181..36225, 36226..36270, 36271..36315, 36316..36360, 36361..36405, 36406..36450, 36451..36495, 36496..36540, 36541..36585, 36586..36630, 36631..36675, 36676..36720, 36721..36765, 36766..36810, 36811..36855, 36856..36900, 36901..36945, 36946..36990, 36991..37035, 37036..37080, 37081..37125, 37126..37170, 37171..37215, 37216..37260, 37261..37305, 37306..37350, 37351..37395, 37396..37440, 37441..37485, 37486..37530, 37531..37575, 37576..37620, 37621..37665, 37666..37710, 37711..37755, 37756..37800, 37801..37845, 37846..37890, 37891..37935, 37936..37980, 37981..38025, 38026..38070, 38071..38115, 38116..38160, 38161..38205, 38206..38250, 38251..38295, 38296..38340, 38341..38385, 38386..38430, 38431..38475, 38476..38520, 38521..38565, 38566..38610, 38611..38655, 38656..38700, 38701..38745, 38746..38790, 38791..38835, 38836..38880, 38881..38925, 38926..38970, 38971..39015, 39016..39060, 39061..39105, 39106..39150, 39151..39195, 39196..39240, 39241..39285, 39286..39330, 39331..39375, 39376..39420, 39421..39465, 39466..39510, 39511..39555, 39556..39600, 39601..39645, 39646..39690, 39691..39735, 39736..39780, 39781..39825, 39826..39870, 39871..39915, 39916..39960, 39961..40005, 40006..40050, 40051..40095, 40096..40140, 40141..40185, 40186..40230, 40231..40275, 40276..40320, 40321..40365, 40366..40410, 40411..40455, 40456..40500, 40501..40545, 40546..40590, 40591..40635, 40636..40680, 40681..40725, 40726..40770, 40771..40815, 40816..40860, 40861..40905, 40906..40950, 40951..40995, 40996..41040, 41041..41085, 41086..41130, 41131..41175, 41176..41220, 41221..41265, 41266..41310, 41311..41355, 41356..41400, 41401..41445, 41446..41490, 41491..41535, 41536..41580