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Question 1157601: A box with mass 26.10kg is dragged across sand paper with a μk of 0.332. What is the frictional force. Include a Free Body Diagram.
Thankyou
Click here to see answer by ikleyn(52775)

Question 1157639: The principal of a school made cookies for his staff. Each batch of cookies was 8 cookies. the principal made 3 batches before dinner and 4 batches after dinner. how many cookies did he make in all?
Click here to see answer by Alan3354(69443)

Question 1157655: Solve this application problem using a system of equations: The owner of Jeremy’s Garage
wants to fill a 55-gallon drum with a 20% winter mixture of antifreeze for is customers. How
many gallons of 100% antifreeze should he mix with some 12% antifreeze mixture in order to
fill the drum?
Click here to see answer by josmiceli(19441)

Question 1157659: Cooper spent at least $15 at the movie theater. How does be written as an inequality problem?
Click here to see answer by Alan3354(69443)

Question 1157714: Two hockey players are facing each other on the ice they push apart with a force of 26.7N(for 0.9820s) Player 1 has a mass of 87.5kg and player 2 has a mass of 76.4kg, Draw a free body diagram of the situation and find the final velocity of each hockey player after the push.
thanks
Click here to see answer by ikleyn(52775)

Question 1157720: Nicole is pulling a crate of food across the floor. The crate has a mass of 18.4kg, and when Nicole pulls with a force of 49.4N[W] the crate starts to move. She only needs to pull with 45.3N[W] to keep it moving. Draw Free body diagrams and find the coefficients of friction.
Click here to see answer by ikleyn(52775)

Question 1157804: Kali and Aliyah are selling pies for a school fundraiser. Customers can buy apple pies and lemon
meringue pies. Kali sold 11 apple pies and 6 lemon meringue pies for a total of $126. Aliyah
sold 12 apple pies and 12 lemon meringue pies for a total of $192. What is the cost each of one
apple pie and one lemon meringue pie?
Click here to see answer by Boreal(15235)

Question 1157796: How many distinguishable permutations can be formed from the letters in the word "sassafras"??
Please solve thanks!
Click here to see answer by Shin123(626)

Question 1157796: How many distinguishable permutations can be formed from the letters in the word "sassafras"??
Please solve thanks!
Click here to see answer by MathTherapy(10551)

Question 1157913: jasmine has two more than five times the number of books steven has . she has at least 15 books
whats the equation
Click here to see answer by ikleyn(52775)

Question 1157913: jasmine has two more than five times the number of books steven has . she has at least 15 books
whats the equation
Click here to see answer by josgarithmetic(39616)

Question 1158007: Hi
The sum of 3 terms of an arithmetic progression is 42 and the product of the
First and third term is 52.
Find the 3 terms.
Thanks
Click here to see answer by josgarithmetic(39616)

Question 1158007: Hi
The sum of 3 terms of an arithmetic progression is 42 and the product of the
First and third term is 52.
Find the 3 terms.
Thanks
Click here to see answer by ikleyn(52775)

Question 1158007: Hi
The sum of 3 terms of an arithmetic progression is 42 and the product of the
First and third term is 52.
Find the 3 terms.
Thanks
Click here to see answer by MathTherapy(10551)

Question 1158063: A train leaves toronto to Montreal travelling (60km)/(h ) a second train leaves toronto heading for Montreal half an hour later at (75km)/(h) how long will it take for the second train to catch up to the first train?
Click here to see answer by josmiceli(19441)

Question 1158082: Finite Mathematics:
What's the probability of at most one head appearing on four tosses of a coin?
Click here to see answer by ikleyn(52775)

Question 1158089: find exact value of cos pi/12 by using a sum or difference formula

Click here to see answer by Shin123(626)

Question 1158089: find exact value of cos pi/12 by using a sum or difference formula

Click here to see answer by Alan3354(69443)

Question 1158168: . COLLEGE SAVINGS Shannon is choosing between two different savings accounts to
keep her college fund in. The first account compounds interest semiannually at a rate of
11.0%. The second account compounds interest continuously at a rate of 10.8%. If
Shannon plans to keep her money in the account for 5 years, which account should she
choose? Explain.
Click here to see answer by Boreal(15235)

Question 1158167: SAVINGS Mr. Harris saves $20,000 in a money-market account at an interest
rate of 5.2%.
a. Determine the value of his investment after 10 years if interest is
compounded quarterly.
b. Determine the value of his investment after 10 years if interest is
compounded continuously.
Click here to see answer by Boreal(15235)

Question 1158226: A couple plans to save for their child's college education. What principal must be deposited by the parents when their child is born in order to have 42,000 when the child reaches the age of 18? Assume the money earns 9% interest, compounded quarterly. (Round the answer to two decimals.)
Click here to see answer by Shin123(626)

Question 1158265: When the teacher divided her students into groups of four, she had three students remaining, when she divided them into groups of five , she had four students remaining. There were fewer than 40 students in the class. How many students could be in the class?
Click here to see answer by josgarithmetic(39616)

Question 1158309: Allison and Xavier are workers in a factory making widgets. Xavier can make 4 widgets per day in the factory. Xavier is able to produce 20% fewer widgets per day than allison. How many widgets can allison make per day?
Click here to see answer by josgarithmetic(39616)

Question 1158355: Solve for m
C= 1/2d(n+m)
Thank you!
Click here to see answer by mananth(16946)

Question 1158355: Solve for m
C= 1/2d(n+m)
Thank you!
Click here to see answer by Edwin McCravy(20054)

Question 1158379: The mathematical model Cx=200x+10,000 represents the cost in dollars a company incurs when producing x items during a month. Based on this, how much does it cost to produce 50 items?

Click here to see answer by josmiceli(19441)

Question 1158437: C′(x) = -.05x + .25, for x < 200, where z is the number of kilograms of cheese produced. Find the total cost of producing 100 kg. of cheese.
Click here to see answer by ikleyn(52775)

Question 1158441: A company manufactures mountain bikes. The research department produces the following marginal cost function: C’(x) = 200 - x/2 , 0
Click here to see answer by ikleyn(52775)

Question 1158616: Suppose a jar contains 8 red marbles and 10 blue marbles. If you reach in the jar and pull out 2 marbles at random at the same time, find the probability that both are red.

Click here to see answer by solver91311(24713)

Question 1158626: Giving a test to a group of students, the grades and gender are summarized below
A B C Total
Male 10 7 20 37
Female 9 6 4 19
Total 19 13 24 56

If one student is chosen at random,
Find the probability that the student was male OR got an "A".

Click here to see answer by ikleyn(52775)

Question 1158624: Find the indicated probability
given
P(A)=45%
P(B)=70%
P(A and B)=20%
P(A or B)=
Click here to see answer by ikleyn(52775)

Question 1158633: A rectangular box has an open top and square base.
Volume: 18 cu. in.
Outside surface: 33 sq. in.
Determine box dimensions.

Not sure how to solve.
Click here to see answer by josgarithmetic(39616)

Question 1158678: Hi
All of the rooms of a building are rectangular with 8 foot ceilings. One room is 9 feet wide by 11 feet long.
What is the combined area of the 4 walls.
Thanks
Click here to see answer by josmiceli(19441)

Question 1158695: Hi
Louise wants to wallpaper a room. The room is 12 feet by 12 feet and is ten feet tall.
If only the walls are to be covered, what is the area to be covered. Assume that no doors and windows are in this room.
Thanks
Click here to see answer by josgarithmetic(39616)

Question 1158701: Suppose that the New England Colonials baseball team is equally likely to win any particular game as not to win it. Suppose also that we choose a random sample of 30 Colonials games.
A. Estimate the number of games in the sample that the Colonials win by giving the mean of the relevant distribution (that is, the expectation of the relevant random variable). Do not round your response.
B. Quantify the uncertainty of your estimate by giving the standard deviation of the distribution. Round your response to at least three decimal places.
Click here to see answer by Boreal(15235)

Question 1158700: A nationwide test taken by high school sophomores and juniors has three sections, each scored on a scale of 20 to 80
In a recent year, the national mean score for the writing section was
52.0, with a standard deviation of 10.3
Based on this information, complete the following statements about the distribution of the scores on the writing section for the recent year.
(a) According to Chebyshev's theorem, at least ___% of the scores lie between 31.4 and 72.6 .
(b) According to Chebyshev's theorem, at least ___% of the scores lie between 26.25 and 77.75 .
(c) Suppose that the distribution is bell-shaped. According to the empirical rule, approximately ___% of the scores lie between 31.4 and 72.6 .
(d) Suppose that the distribution is bell-shaped. According to the empirical rule, approximately 68% of the scores lie between ___and___.

.
Click here to see answer by Boreal(15235)

Question 1158710: The difference between the squares of two numbers is 21. Three times the square of the first number increased by the square of the second number is 79. Find the numbers.

Click here to see answer by Alan3354(69443)

Question 1158785: Elroy and Herbert are product testers at a company that makes mouthwash. If Elroy can complete a gargling cycle once every 20 seconds, and Herbert can complete a gargling cycle once every 30 seconds, how many seconds will it take them together to complete a combined total of 15 gargling cycles?
Click here to see answer by ikleyn(52775)

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, 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30331..30375, 30376..30420, 30421..30465, 30466..30510, 30511..30555, 30556..30600, 30601..30645, 30646..30690