Questions on Word Problems: Miscellaneous Word Problems answered by real tutors!

Tutors Answer Your Questions about Miscellaneous Word Problems (FREE)

Question 541307: A certain kind of bacteria triples every 2 hours.At 8:00 P.M.,there was 153,090 bacteria counted in the petri dish.How many were there at 6:00 A.M.?
Click here to see answer by ankor@dixie-net.com(22740)

Question 541453: If someone runs the 1st half of a race at 5mph and the 2nd half at 10mph then what's the average speed?

Click here to see answer by ankor@dixie-net.com(22740)

Question 541593: A rectangular piece of metal is 10cm longer than it is wide. Squares with sides of 2cm long are cut from the four corners of the piece of metal, and the flaps are folded upward to form an open box. If the volume of the box is 832cm cubed, what were the demensions of the original piece of metal? (V=LWH)
Click here to see answer by Earlsdon(6294)

Question 541752: Hi there! Just wondering if you could help me with a question :)
"A 120-page book has p lines to a page. If the number of lines were reduced by three on each page, the number of pages would need to be increased by 20 to give the same amount of writing space. How many lines were there on the page originally?

Thanks!
Click here to see answer by ankor@dixie-net.com(22740)

Question 541809: A certain radioactive isotope has a half-life of approximately 1300 milliseconds. How much time would be required for a given amount of this isotope to decay to 35% of that amount? Use the formula A=Ie^kt where A is the amount at the time, I is the initial amount and k is the decay constant unique to the substance.
Thank you
Click here to see answer by nerdybill(7384)

Question 541854: It takes a farmer 18 days to harvest a wheat crop. What part of the job is completed in 16 day(s)?
Click here to see answer by Maths68(1474)

Question 541940: If x^100 = 2(x^50), what are both possible values of x^200?
Click here to see answer by Alan3354(69443)

Question 542054: My daughter got the following word problem for homework, but neither of us can recall how to solve this sort of problem:
Ben sold some tickets for a basketball game. Adult tickets were $5 and student tickets were $3. Ben collected $180 for the 50 tickets he sold. How many adult and child tickets did he sell?
If you could point us in the right direction, I would greatly appreciate it!
Click here to see answer by Earlsdon(6294)

Question 542359: What single discount is equivalent to two successive discounts of 15% and 7%?
Click here to see answer by jim_thompson5910(35256)

Question 542354: A quality control inspector examined 200 light bulbs and found 18 defective.At this rate,how many defective bulbs would there be in a lot 22000 bulbs?
Click here to see answer by neatmath(302)

Question 542411: If you collect 8 tickets in 30 seconds, how many minutes it takes to collect
640 tickets?
Click here to see answer by josmiceli(19441)

Question 542455: For every real number k, let ⌊k⌋ represent the "floor function", i.e., ⌊k⌋ is the greatest integer less than or equal to k. in the coordinate plane, what is the area of the region which represents ⌊x⌋� + ⌊y⌋� = 1?

Click here to see answer by Edwin McCravy(20054)

Question 542660: Charlie rented a truck for one day. There was a base fee of $16.99, and there was an additional charge of 78 cents for each mile driven. Charlie had to pay $183.13 when he returned the truck. For how many miles did he drive the truck?
Click here to see answer by josmiceli(19441)

Question 543061: Guy Wire. How long is the guy wire reaching from the top of a 3 ft pole to a point on the ground 2 feet from the pole?
What is the exact length?
Click here to see answer by ptutor(2)

Question 543099: The SAT scores for MATH are normally distributed with a mean of 480 and a standard deviation of 80. If a test score is picked at random, find the probability that the score is:
A)greater than 400
Click here to see answer by jpg7n16(66)

Question 543242: Given the equations of two lines how can you tell if two lines will be perpendicular? I need to set up an equation.
Click here to see answer by stanbon(75887)

Question 543298: To obtain the height of a tree, you measure the tree's shadow and find that it is 8 meters long. You also measure the shadow of a 2 meters lamppost and find that it is 75cm long. Find the height of the tree.
Click here to see answer by umnikmo(75)

Question 543536: If the cost of 4 pears and 2 peaches equals $1.00. and the cost of 2 pears and 3 peaches equals.70, how much does each peach and each pear cost?
Click here to see answer by richwmiller(17219)

Question 543612: A building contractor is to dig a foundation 54 feet long, 25 feet wide, and 6 feet deep. The
contractor pays $13 per truckload to remove the dirt. Each truckload contains 135 cubic feet.
What is the cost to the contractor to haul the dirt away?
Click here to see answer by rfer(16322)

Question 543864: WORD PROBLEMS BUT I CAN NOT FIGURE OUT THE FORMULAS
1. One number plus five times its recriprocal is equal to six
2. One-fourth equals the quotient of a number and 8
3. Four times a number added to 5 is divided by 6

Click here to see answer by MsRedz123(24)

Question 544092: The area of a rectangular patio is given by the equation where x is measured in feet. Find the maximum area of the patio.
Please help me with this! I've been struggling with it for the past half hour
Click here to see answer by richwmiller(17219)

Question 544162: PLease help me solve this problem.This does not make any sense at all to me.

Seven less than the square of a number is twice the sum of the same number and five

Click here to see answer by Edwin McCravy(20054)

Question 544372: Here is the problem I am trying to solve:
The sum of the digits of a two-digit number is 6. If the digits are reversed, the new number is 9 less than four times the original number. Find the original number.
Thanks!
Click here to see answer by mananth(16946)

Question 544383: Here is the question:
The units digit of a two-digit number is 2 less than the square of the tens digit. If 36 is added to the number, the result is the number with the digits reversed. Find the original number.
Thanks!
Click here to see answer by lwsshak3(11628)

Question 544540: a two digit number increases by 27 when it is reversed. the unit digit is 1 greater than 3 times the ten digit. Find the number
Click here to see answer by josmiceli(19441)

Question 544534: Bill has 5 times as many Baseball cards as Fred, Tim has 3 fewer than 4 times as many baseball cards as Fred. They have 167 cards in all.
Click here to see answer by nyc_function(2741)

Question 544777: find b such that the trinomial x^2-bx+225 is a square
Click here to see answer by mananth(16946)

Question 544948: nancy made 76 and 58 on her first two algebra test and she has one more test in hte class. if she needs at least a 77 average to pass the course, what does she need to score on her third test to pass the course?
Click here to see answer by mananth(16946)

Question 545137: Joe needs 6 hours to file the day's paperwork. It take Charlotte 12 hours to do the same job. How long will it take if they work together?
Click here to see answer by saifoo.khan(162)

Question 545135: Will a square carpet that has an area of 110 square feet fit in a bedroom that measures 10.5 feet by 11.2 feet? Explain
Click here to see answer by Alan3354(69443)

Question 545180: Help?? I am suppose to use the 5 steps for problem solving to answer this problem and I really do not understand it.
Tawny found $1.95 in dimes and quarters in the cushions of her couch. There were four times as many dimes as there were quarters. How many dimes and quarters did she find?
Click here to see answer by saifoo.khan(162)

Question 545181: jimmy is having speaker wire run in his family room. to install the speaker wire, one company charges $85 plus $.20 per foot of wire used. if jimmy needs the cost of installation to remain below $95, how many feet of wire can he have installed?
i need to solve using the 5 steps for problem solving. i do not understand.
Click here to see answer by josmiceli(19441)

Question 545202: Assume that a plane is flying at a constant speed under
unvarying wind conditions. Traveling against a head
wind, it takes the plane 4 hours to travel 1540 miles.
Traveling with a tail wind, the plane flies 1365 miles in 3
hours. Find the speed of the plane and the speed of the
wind.
Click here to see answer by josmiceli(19441)

Question 545564: Debbie traveled by boat 5 miles upstream to fish in her favorite spot. Because of the 6-mph current, it took her 40 minutes longer to get there than to return. How fast will her boat go in still water? (Please round your answer to one decimal place.)
Click here to see answer by ankor@dixie-net.com(22740)

Question 546077: I need 496 inches of border. If each roll contains 10 feet, how many rolls do I need
Click here to see answer by josmiceli(19441)

Question 546910: The number "N" is a 5 digit natural number. The 6 digit number N1, formed by placing the digit 1 after N, is 3 times as large as the 6 digit number 1N, formed by placing the 1 in front of N. What is the original 5 digit number N? Write each as an algebraic expression: N1 = ? and 1N = ? Write the equation to solve for finding "N"=
Click here to see answer by AnlytcPhil(1806)

Question 547126: I came up with 840 but I don't know if that is right?
Seven-twelfths of the students mispronounced the word chic. If 1440 knew how to pronounce this word,how many mispronounced it?
Click here to see answer by JBarnum(2146)

Question 547040: The old machine could shred a truckload of paper in 6 hours. The new machine could shred the same truckload in only 3 hours. How long will it take to shred a truckload of paper if Ron runs both shredders at the same time?
Solve in two different ways.
Click here to see answer by ankor@dixie-net.com(22740)

Question 547379: If 90 feet of wire weighs 18 pounds, then what will 100 feet of the same type of wire weigh?
Click here to see answer by stanbon(75887)

Question 547379: If 90 feet of wire weighs 18 pounds, then what will 100 feet of the same type of wire weigh?
Click here to see answer by josmiceli(19441)

Question 547379: If 90 feet of wire weighs 18 pounds, then what will 100 feet of the same type of wire weigh?
Click here to see answer by Mathwiz6(3)

Question 547356: A principal of $5000 is invested at 4% interest rate compounded monthly. Write the formula for the amount in the account after t years, and solve determine how long it will take the investment to grow to 8000.
Click here to see answer by stanbon(75887)

Question 547532: MAX HAS 2 TIMES AS MANY BASEBALL CARDS AS CAL. TOGETHER THEY HAVE 60 BASEBALL CARDS. HOW MANY BASEBALL CARDS DOES CAL HAVE? EXPLAIN!!
Click here to see answer by nyc_function(2741)

Question 547702: For how many different positive integers n does (sq. root of n) differ from (sq. root of 100) by less than 1
Click here to see answer by mathie123(224)

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, 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, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 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, 27136..27180, 27181..27225, 27226..27270, 27271..27315, 27316..27360, 27361..27405, 27406..27450, 27451..27495, 27496..27540, 27541..27585, 27586..27630, 27631..27675, 27676..27720, 27721..27765, 27766..27810, 27811..27855, 27856..27900, 27901..27945, 27946..27990, 27991..28035, 28036..28080, 28081..28125, 28126..28170, 28171..28215, 28216..28260, 28261..28305, 28306..28350, 28351..28395, 28396..28440, 28441..28485, 28486..28530, 28531..28575, 28576..28620, 28621..28665, 28666..28710, 28711..28755, 28756..28800, 28801..28845, 28846..28890, 28891..28935, 28936..28980, 28981..29025, 29026..29070, 29071..29115, 29116..29160, 29161..29205, 29206..29250, 29251..29295, 29296..29340, 29341..29385, 29386..29430, 29431..29475, 29476..29520, 29521..29565, 29566..29610, 29611..29655, 29656..29700, 29701..29745, 29746..29790, 29791..29835, 29836..29880, 29881..29925, 29926..29970, 29971..30015, 30016..30060, 30061..30105, 30106..30150, 30151..30195, 30196..30240, 30241..30285, 30286..30330, 30331..30375, 30376..30420, 30421..30465, 30466..30510, 30511..30555, 30556..30600, 30601..30645, 30646..30690