Saturday

April 19, 2014

April 19, 2014

Number of results: 151,469

**Intermediate Algebra**

I have a 72% in this class, but I think I made an F on my final, what is my final grade? please help me!!!
*Wednesday, December 15, 2010 at 10:36pm by lacey*

**Physics please check**

Three moles of an ideal monatomic gas are at a temperature of 345 K. Then, 2531 J of heat are added to the gas, and 1101 J of work are done on it. What is the final temperature of the gas? delta U= 3/2nR(T final -T initial) (2531J - 1101J) = 3/2(3.0mol)(8.31)(T final - 345K) ...
*Sunday, April 15, 2007 at 10:19pm by Mary*

**Physics please check repost**

Three moles of an ideal monatomic gas are at a temperature of 345 K. Then, 2531 J of heat are added to the gas, and 1101 J of work are done on it. What is the final temperature of the gas? delta U= 3/2nR(T final -T initial) (2531J - 1101J) = 3/2(3.0mol)(8.31)(T final - 345K) ...
*Sunday, April 15, 2007 at 2:04pm by Mary*

**algebra final, please help**

This is what I came up with for a final answer {x straight up and down line-17<x<-8 or x>20}
*Friday, March 21, 2008 at 3:45pm by Becky*

**Algebra**

Before the final exam, a student has test scores of 72, 80, 65, 78, and 60. If the final exam counts as one-third of the final grade, what score must the student recieve in order to have a final average of 76 percent? Thanks!!
*Saturday, September 14, 2013 at 9:32pm by Serena*

**Physics please check**

Three moles of an ideal monatomic gas are at a temperature of 345 K. Then, 2531 J of heat are added to the gas, and 1101 J of work are done on it. What is the final temperature of the gas? delta U= 3/2nR(T final -T initial) (2531J - 1101J) = 3/2(3.0mol)(8.31)(T final - 345K) ...
*Sunday, April 15, 2007 at 3:01am by Mary*

**Physics repost please check**

Three moles of an ideal monatomic gas are at a temperature of 345 K. Then, 2531 J of heat are added to the gas, and 1101 J of work are done on it. What is the final temperature of the gas? delta U= 3/2nR(T final -T initial) (2531J - 1101J) = 3/2(3.0mol)(8.31)(T final - 345K) ...
*Monday, April 16, 2007 at 6:34pm by Mary*

**algebra final, please help**

(w+9)(w-6) = 0 w = -9 or w = +6
*Tuesday, March 18, 2008 at 9:34pm by Damon*

**algebra final, please**

8-8+2 = 2
*Tuesday, March 18, 2008 at 10:29pm by Damon*

**Algebra Help please**

The next step would be 888y -6 -5y +8z. Then combine the two "y" terms for a final answer. Please show work.
*Wednesday, March 16, 2011 at 2:53am by drwls*

**ALGEBRA**

I need this in a final answer form please :)
*Tuesday, February 9, 2010 at 9:21am by Dawn*

**Algebra 1B**

This Question is in multiple sections. f(x)= -2x^2+2x+10 is the problem 1)What is the x coordinate of vertex in simplified fraction? 2)What is the y coordinate of vertex in simplified fraction? 3)What is the line of symmetry? 4)What is the maximum/minumum of f(x)? 5)The value ...
*Saturday, February 27, 2010 at 8:37pm by LeAnn/Emergency Help Please*

**Algebra**

Answer to david has scores of 79, 96, 63, 54 on his algebra tests. Use an inequality to find the minimum score he can make on the final exam to pass the course with an average of 70 or higher, given that the final counts as 3 tests.
*Thursday, August 23, 2012 at 7:53pm by Tabitha*

**Algebra**

I posted this last night but it didn't get answered. So I'm posting it again with hopes that, this time, it will be answered. Please solve for x: |x-6|>7 I got x=6 as a final answer, but that doesn't make sense because 6 is not greater than 7. Please help!! Thanks :)
*Tuesday, April 17, 2012 at 7:29pm by Marie*

**pre algebra**

my grade is 83.17 in pre algebra in college, but the final exam is worth 300 points. If I got a B or B- or a C on the final, what would my grade be overall?
*Thursday, March 10, 2011 at 9:20pm by Amber shall*

**Algebra-exponent**

Please help me solve this!!!! 4*(3-x)^4/3 - 5 = 59 (4/3 is an exponent) I got to this far... (3-x)^4/3 = 16 But how do I get rid of the exponent? Please help me my final is tomorrow and I still don't know :(
*Monday, June 13, 2011 at 9:34pm by Kat*

**algebra final, please**

Evaluate the polynomial for x=2 2x^2-4x+2=2*(2)^2-4*(2)+2 =2*4-4*(2)+2 =8-4*(2)+2 =8-(8)+2 =18 Am I right or wrong?
*Tuesday, March 18, 2008 at 10:29pm by Becky*

**Math: Algebra**

Madoka has scores 84, 89, and 91, each out of 100 points, on her algebra tests. Use an inequality to find the score she must make on the final exam to pass the course with an average of 90 percent or higher, given that the final is worth 150 points.
*Tuesday, September 10, 2013 at 8:49pm by Irelia*

**algebra**

the final exam in a course will count as 30% of the total. prior to the final exam, 245 points are possible. how many points will the final exam be worth?
*Saturday, October 9, 2010 at 12:29pm by paul*

**Physics(Please respond)**

Initial PE-friction+workadded=final PE+final KE let point A be at Height=0, point B is then (+29.4-3.82) 0-1.82E4+5.49E4=mg(29.4-3.82)+final KE solve for final KE
*Saturday, June 2, 2012 at 8:49pm by bobpursley*

**College Algebra**

Directions: Find the REAL solutions of the equation x^3-2.6x^2=3.93 Please help, its for my final!
*Wednesday, December 8, 2010 at 1:49pm by Courtney*

**Algebra**

I posted this earlier but it didn't get answered. So I'm posting it again with hopes that, this time, it will be answered. Please solve for x: |x-6|>7 I got x=6 as a final answer, but that doesn't make sense because 6 is not greater than 7. Please help!! Thanks :) No one ...
*Tuesday, April 17, 2012 at 7:55pm by Marie*

**Engineering**

use fomular P*v=n*R*T cause temperature and volumn not change: n(initial)=(P(initial)*V)/(R*T) n(final)=(P(final)*V)/(R*T) we want the final n, therefore: n(final)=P(final)*n(initial)/P(initial) =5.3*1.2/28.5=0.223
*Friday, November 5, 2010 at 7:16pm by Calypso*

**algebra 2**

acceleration is the change in velocity per time unit. For instance, if the INITIAL velocity was 3m/s, and the final velocity was 7 m/s, in which it took 6 seconds to attain the final velocity... acceleartion=(final-initial)/time = (7-3)m/s /6s= 4/6 m/s^2
*Wednesday, July 30, 2008 at 8:02pm by bobpursley*

**Pre algebra**

The 41% she has now is 80% of her final grade, so she already has 41(.8) or 32.8 % For her final she get all of the available 20% final grade = 32.8+20 or 52.8% probably rounded to 53 %
*Wednesday, May 25, 2011 at 8:07am by Reiny*

**working with data**

josephs final averages in science class are shown in the table below. homework % toward final grade-20% average-93 quizzes % toward final grade-20% average-92 tests % toward final grade-40% average-85 final exam % toward final grade-20% average-? what is the minimum score ...
*Sunday, February 24, 2008 at 4:45pm by mike*

**Chemistry**

Please help! Thanks. An ammonia solution is made by diluting 0.105L of the concentrated commercial reagent until the final volume reaches 1.00L. What is the final molar concentration?
*Sunday, July 19, 2009 at 2:36pm by Sydney*

**sociology**

Michael the final is in combination with the eth class, which is also a hard final, that's the final I need help with. The com 215 final is a power point presentation. I can't wait to get to an accounting class.
*Thursday, July 20, 2006 at 7:06am by chrislm*

**college algebra--please help**

oops. because x cannot be 0, the final solution is (-7/10,0) U (0,10/7)
*Tuesday, November 20, 2012 at 10:00pm by Steve*

**Math**

Please help The following scores were recorded on a 200-point final examination: 193,185,163,186,192,135,158,174,188,172,168,183,195,165,183. A. Find the mean final examination score B. Find the median final examination score. C. Is the mean or median a more useful ...
*Tuesday, March 11, 2008 at 11:30am by Sherri*

**algebra final, please help**

Solve w^2+3w-54=0 x= -1 minus sqrt55, -1+ plus sqrt55 Is this right?
*Tuesday, March 18, 2008 at 9:34pm by Becky*

**Physics**

I'm stuck on this problem. "You mix 100 ml 60 degree C water with 100ml 20 degree C water. Find the final temperature" Changing 100 ml to .1kg, I set .1*4186*(60-final temp.) + .1*4186*(final temp-20)=0 but my t's cancel out. I know it would work if I set my first half of ...
*Tuesday, April 28, 2009 at 2:59pm by Brigid*

**algebra**

Is this the final answer? Or do i need to divide 3428 by 1.25$ to get the final answer?
*Sunday, April 24, 2011 at 2:27pm by mike...*

**Algebra 1**

Find the final amount of an investment if $2,000 is invested at an interest rate of 8% compounded quarterly for eight years. Please and thank you! I`ve been having so much trouble with this question. Thank you!
*Monday, October 22, 2012 at 10:22pm by Casey*

**Statistics**

In Professor Smith's statistics course, the correlation between students' total scores before the final exam and their final exam scores is r = 0.67. The pre-exam totals for all students in the course have a mean of 275 and a standard deviation of 26. The final exam scores ...
*Sunday, February 1, 2009 at 2:45pm by Jannel*

**Physics help please!**

The pressure of a fixed quantity of an ideal gas was held constant. The initial volume was 8.00 cubic meters and the final volume was 2.50 cubic meters. What was the final temperature in kelvins if the initial temerature was 188 degrees fahrenheit... Please walk me through ...
*Monday, June 11, 2012 at 4:35pm by Genny*

**Algebra**

Hi I am taking my final right now and I have a few problems I am stuck with, can you help me? 1. (x-3y)(x squared+3xy+9y squared) 2. (x+2)(x-2)(x-3) they both need to be multiplied thanks I will critique your thinking, if you post it. This is your final... it makes no sense! ...
*Sunday, October 29, 2006 at 10:04am by Daniela*

**physics**

Final K.E. = (spring potential energy) + (gravitational P.E. loss) - (friction work done) Get the final velocity from the final K.E.
*Tuesday, June 12, 2012 at 2:53pm by drwls*

**algebra**

Perform the indicated operation and, if possible, simplify. Please show all of your work. Write your final answer exactly as a fraction in lowest terms. 14/45 / 26/27
*Wednesday, October 12, 2011 at 10:12pm by Anonymous*

**Algebra **

i dont get how to use the points like how you even got to that... is it possible to explain that like how you get it??? i have a final in like two days please help!
*Thursday, January 21, 2010 at 7:21pm by Sami*

**chem**

You shouldn't have any trouble. Final molarity = final moles/final liters of solution. Post your work or detailed questions if you get stuck.
*Sunday, April 26, 2009 at 4:05pm by DrBob222*

**A Peculiar Question**

Your final grade in a class is made up of assignments and tests. We have no way of knowing how your teacher will figure these essays into your final grade. Please talk with her/him about your grade.
*Wednesday, March 19, 2014 at 9:29pm by Ms. Sue*

**Math Gr. 9**

a) Evaluate each power 3^1, 3^2, 3^4, 3^5, 3^6 b) Examine the final digit of each of your answers. What pattern do you notice? c)Use the pattern you found in part b) to determine the final digit in the number 3^3234. Explain. please & thankyou !
*Saturday, September 10, 2011 at 4:26pm by Vanessa*

**Physics**

I have just recently had to answer a very similar question. My prof. has given me the two general eqns to use: Y(final)=Y(initial)+V(initial)((T(final)-T(initial))+1/2a(T(final)-T(initial))^2 and V(final)=V(initial)+a(T(final)-T(initial)) From there, write down your knowns and...
*Monday, September 13, 2010 at 11:33pm by Alura*

**Algebra 2**

I have taken algebra 2 for three years in a row. I take notes daily, I pay attention in class, I have a tutor, and yet I am in the same position again. I currently have a 56.7% in my algebra 2 class. I have one test and the final exam before final grades are figured. The ...
*Sunday, January 13, 2008 at 10:47pm by Zachery*

**Math**

Erica has scores:131, 120, and 140, each out of 150 points, on her algebra tests. Use an inequality to find the score she must make on the final exam to pass the course with an average of 80 percent or higher, given that the final is worth 200 points.
*Wednesday, September 11, 2013 at 10:17am by Julian*

**Physics**

a) Work(total)= Final KE = (50*4+20*2) J = 240J b)Ek = 1/2 mv(final)^2 - 1/2 mv(initial)^2 v(final)^2 = Ek / 1/2 x 2 = 240 J / 1 = 240 V(final)= 15.5 m/s
*Thursday, December 3, 2009 at 3:10pm by Madhawa*

**chem**

Calculate the final concentration of a. 4.0 L of a 4.0 M HNO3 solution is added to water so that the final volume is 8.0L b. Water is added to 0.35L of a 6.0M KOH solution to make 2.0L of a diluted KOH solution. c.A 20.0 mL sample of 8.0% (m/v)NaOH is diluted with water so ...
*Thursday, November 8, 2012 at 1:32pm by tracy*

**algebra**

$3428/1.25 is the same as $3428÷1.25 Yes, you will have to take the calculator and do the division to get the final answer. Feel free to post the final answer for verification if you wish.
*Sunday, April 24, 2011 at 2:27pm by MathMate*

**Algebra**

Your final answer is incorrect stop at 3m(m^2 + 9) we cannot factor the SUM of squares, only the difference of squares. Had it been 3m^3 - 27m , your final would have been correct.
*Tuesday, July 13, 2010 at 9:39pm by Reiny*

**ALGEBRA 1**

In a certain math course, a student needs between 720 and 810 points in order to get a B. The final exam is worth 200 points. If Cathy has 582 points just before the finals, what range of scores on the final exam will give her a B for the course?
*Sunday, January 6, 2013 at 11:50pm by HELP HELP HELP MNHS*

**Gr. 9 Math**

a) Evaluate each power 3^1, 3^2, 3^3,3^4, 3^5, 3^6 b) Examine the final digit of each of your answers. What pattern do you notice? I noticed that it ends with 3,9,7,1,3,9... etc c)Use the pattern you found in part b) to determine the final digit in the number 3^3234. Explain. ...
*Saturday, September 10, 2011 at 5:42pm by Vanessa*

**math**

An instructor counts homework as 1/3 of the student's grade and the final exam to be 2/3 of the student's final grade. Going into the final exam a student has a homework grade of 48%. What range of scores on the final exam would put the student's final average between 70% and...
*Sunday, September 30, 2007 at 8:08pm by Jessica*

**College Algebra**

Matt scored 75 on the calculus midterm. If the final exam counts twice as much as the midterm exam, then for wht range of scores on the final would Matt get an average between 81 and 92?
*Sunday, September 25, 2011 at 7:01pm by Ty*

**chem**

Doesn't the final concn depends upon the final volume. You tell us you diluted the solution with 0.4 M HCl but to what final volume?
*Monday, August 2, 2010 at 6:07pm by DrBob222*

**Chemistry**

It took 400 calories of heat to raise 50 mL of water from 20 degrees Celsius to its final temperature. What was that temperature? Ok I understand the equation q=mass x SH x change in temp. I am lost on how to set it up to find my final temp. Please help.
*Monday, March 14, 2011 at 2:45pm by Shambrey*

**Advertising--HBC Company**

Okay. But please Ms. Sue could you just give me three more for final touch please.
*Tuesday, May 3, 2011 at 8:00pm by Anonymous*

**Physics (Mechanics) - unanswered**

I assume you are a calculus person. work done on electron= final KE of electron and from final KE, you calaculate the velocity. What is work done on the electron? work= intgeral force dot dx integrated from original distance to final distance. Now the final distance here is ...
*Friday, April 13, 2012 at 10:45am by bobpursley*

**Physics(Please respond)**

1) A roller coaster (398 kg) moves from A (3.82 m above the ground) to B (29.4 m above the ground). Two non-conservative forces are present: friction does -1.82 x 104 J of work on the car, and a chain mechanism does +5.49 x 10^4 J of work to help the car up a long climb. What ...
*Sunday, June 3, 2012 at 11:51am by Hannah*

**physics**

work & energy homework problems: please help me =] my teacher is bad a teaching how to do stuff =/ 1)A 5.000kg plastic ball moves with a velocity of 10.00 m/s x. It collides with a second plastic ball of mass of 10.00kg at rest. The collision is completely elastic. find: a)the...
*Sunday, December 16, 2007 at 7:28pm by alissa*

**Physics**

a car travels 59.78 miles east in 89.67 minutes, then 89.67 miles north in 59.78 minutes, and then 29.89 miles at 59.78 degrees west of south in 149.45 minutes. whats the magnitude of the car's average velocity in miles per hour??? Please help!!!!!! P.S. please don't round ...
*Monday, September 7, 2009 at 8:09pm by Autumn*

**chemistry**

You omitted some of the problem. initial T = 16 C p = 11.7 atm final pressure = ??, the unknown. final T = 16 (apparently doesn't change). initial volume = ? final volume = 1/4 the original volume. What I usually do is to assume a value for V1 (a convenient number of 4), that ...
*Sunday, October 17, 2010 at 8:20pm by DrBob222*

**chemistry!**

i lost my notes for Stoichiometry and have a final tomorrow. ASAP would be appreciated. im trying to find a site that can help me with balancing word equations calculations:mol,g,liters-gas and determining limiting reagent and % yields. please please please help me.
*Tuesday, June 9, 2009 at 8:42pm by chris*

**pre algebra**

it depends on the percent weight of the final exam. (e.g. 40% of your grade, 35% of your grade, etc.) assuming your grading scheme for a B is around 83%... and assume your final exam is worth 40% of your overall grade and the rest of your grade (83.17%) is 60% of your overall ...
*Thursday, March 10, 2011 at 9:20pm by gin*

**physics 111**

average velocity=(velocityfinal -velocityinitial)/2 velocity final= .678/4 *direction of final run what is the final direction? Well , he has ran .678mi, which is .678/.508 revolutions, or 1 and a third rev, or a final angle of 120 deg. He is sruning at a 90 degree angle to ...
*Friday, September 14, 2007 at 1:56am by bobpursley*

**Pre-Algebra**

Well, Can u give me the answer please it because i'm in a rush..... please and later i tell u the rest please please :( :( :( :( ??????? please please
*Tuesday, March 12, 2013 at 10:24pm by Destiny*

**algebra final, please help**

using your formula -3/2 +/- (1/2)sqrt(9 + 216) = -1.5 +/- .5 sqrt (225) but 225 = 15 * 15 so -1.5 +/- 7.5 - 9 or + 6 which we knew of course
*Tuesday, March 18, 2008 at 9:34pm by Damon*

**Physics**

25) A 75-g ice cube at 0 C is placed in 825g of water at 25 C. a) What is the final temperature of the mixture? b) If the final temperature is 0 C, then how much ice remains? c) change the ice's mass to 300g, and repeat the problem I don't know how to work this at all!!! ...
*Tuesday, November 30, 2010 at 11:15am by Y0gi*

**Physics**

Write two equations of conservation of momentum in both the north-south (y) and east-west (x) directions. There will be two unknowns: the x and y components of the final velocity. Each equation can be solved for one final velocity component. (The combined final mass is 3570 kg...
*Sunday, December 7, 2008 at 1:15pm by drwls*

**Chemistry**

If 125mL of a 1.10 NaCl solution is mixed with 105mL of a 0.850M CaCl2 solution but NO reaction takes place, calculate the final concentration of each of the ions in the final solution. Please reply with the steps on how to do this question so I can learn. I can't find ...
*Thursday, June 14, 2012 at 3:25pm by bri*

**Physics**

For an elastic collision, both kinetic energy and momentum are conserved. Conservation of momentum m(He)*v(He,initial) = m(He)*v(He,final) + m(H)*v(H) where m(He) is the mass of the Helium, v(He, inital) is the initial speed of the Helium , etc. . . Conservation of kinetic ...
*Wednesday, November 28, 2012 at 7:23pm by Jennifer*

**Physics**

a car travels 59.78 miles east in 89.67 minutes, then 89.67 miles north in 59.78 minutes, and then 29.89 miles at 59.78 degrees west of south in 149.45 minutes. whats the magnitude of the car's average velocity in miles per hour??? Please help!!!!!! P.S. please don't round ...
*Monday, September 7, 2009 at 8:46pm by Autumn*

**Physics**

What is the probability density at the fifth carbon atom if the electron is in the n=2 energy level? I have the formula as follows: Probability density = p5= (2/1.65) sin^2 (4x2pi/11) I know the final answer is 0.69 nm -1. However, I do not know how to retrieve this final ...
*Thursday, October 28, 2010 at 9:25am by Student*

**Chemistry. Please help**

How many milliliters of glacial acetic acid (17.3 M) would you need to titrate an aqueous solution of 100 grams sodium acetate (MW = 82.0 g mol-1) to get a final pH of 5.00 and a final volume of 1.00 liter? The pK’ for acetic acid is 4.76. Show your work.
*Monday, September 10, 2012 at 8:33am by Trey*

**Chemistry**

a solution is prepared using .015 L of 1.0 M HCl and .020 L of .50 M HNO3. the final volume of the solution is 1.25 L. Answer th following questions. a)what are the [H3O+] and [OH-] in the final solution? b)What is the pH of the final solution?
*Tuesday, May 4, 2010 at 7:18pm by Alexa*

**Physics to bobursley**

can u go back to my problem and explain it differently because my teacher has only taught us 4 equations of motion and they r d=(v intial +v final)/2 times t, v final=v intial+at, d= v intial(t)+1/2at^2, v final^2=v intial^s + 2ad
*Wednesday, September 17, 2008 at 3:58pm by Barndon*

**Physics PLEASE HELP**

First you will have to compute the final temperature and determine if all the ice melts. (It does, in this case) Use the formula they gave you for the entropy lost by the cooling liquid water. The entropy gained by the melting ice is [80 cal/g]*3000 g/273K There will be ...
*Saturday, November 10, 2012 at 2:46am by drwls*

**physics please help**

A student standing on the ground throws a ball straight up. The ball leaves the student's hand with a speed of 11.0 m/s when the hand is 1.50 m above the ground. How long is the ball in the air before it hits the ground? (The student moves her hand out of the way.) v(final)=v(...
*Wednesday, October 10, 2007 at 3:32am by Anonymous*

**physics**

Using conservation of energy. Energy transfers from potential spring to kinetic. 1.85N/cm=185N/m 25cm=.25m PE=.5*185*(.25^2)=5.78125 PE=KE(final) KE(final)=1/2(toatl mass)*velocity^2 KE=.5(2*1.6)(v^2) 5.78125=.5*2*1.6*v^2 algebra....v=1.901m/s
*Friday, December 23, 2011 at 12:44pm by Grady*

**uhd**

int carry=0; int prod,i,j,rem; int base=10; else if ( op == '*' ) //checks for operator, performs array multiplication { for(i=size-1; i>-1;i--) { for(int j=size-1; j>-1;j--) { prod =firNum[i]*secNum[j]; prod += carry; if(prod>=base) { carry = (prod/base); prod -= (...
*Thursday, February 16, 2012 at 6:34am by sardar*

**Algebra**

16. Going into his final exam, John has a total of 72 points out of 90 possible in his history class. His final exam is worth 10 points. How many points must he get on his final exam to end the class with an 80%? 8? 17. Joan actually likes 30% of her male friends and 20% of ...
*Saturday, June 19, 2010 at 11:19am by mysterychicken*

**Science**

final velocity = initial velocity + (acceleration due to gravity x time) final velocity= 0 m/s +(-9.8 m/s^2)(2 s) final velocity = -19.6 m/s or 20 m/s answer (D)
*Monday, August 27, 2012 at 9:26pm by Charrice*

**physics**

A runner, beginning at rest, completed a 50 m run with a final speed of 6 m/s. Assuming constant acceleration. a) What was the average speed of the runner? b) What was the runner's time? c) What was the acceleration? a) half the final speed b) distance/(average speed) c) (...
*Monday, October 2, 2006 at 11:04pm by maria*

**Algebra**

Is that the final answer? Thanks for your help!
*Wednesday, July 15, 2009 at 6:48pm by Angie*

**algebra**

what is the final answer?
*Thursday, March 24, 2011 at 10:39pm by Delle*

**COMM/215 Final Grammar exam, please help**

Please help me out with my final grammar exam, COMM/215 Thank you
*Saturday, May 8, 2010 at 9:37pm by Stephanie*

**algebra**

help please im on my final exam for algebra and i need to pass this is the second time taking it. media services charges $20 for a phone and $30 a month for itd economy plan. the equation c=30t+20 describes the total cost c, of operating a media service phone for t months. the...
*Sunday, January 24, 2010 at 12:27pm by at*

**statistics**

In a large class, there were 220 students who wrote both the midterm and the final exam. The standard deviation of the midterm grades was 14, and that of the final exam was 20. The correlation between the grades on the midterm and the final was 0.60. Based on the least squares...
*Saturday, September 22, 2012 at 1:20am by ashik*

**reimbursement methodologies**

Really needs ALOT of help with this final exam!!! Someone please HELP! my e-mail is nc_chick53If someone could PLEASE help me
*Tuesday, January 4, 2011 at 10:47am by Katy*

**pre-calc.**

Answers for Determine The Minimum Distance From The Point (18,20) To The Line 5x+8y=120 Include: Graph, Algebra Of Any Equations, Algebra Of System, Set-up & Steps Of Final Calculations.
*Sunday, October 21, 2012 at 11:59pm by Okzy*

**taxes please help**

I get a refund of -1042. Over the course of a year, she will have 26 pay periods, so, she will withhold 260*26 = 6760. Her final final liability is 6240+235-374-563 = 5718. So she is due a refund of 6760-5718 = 1042
*Wednesday, November 5, 2008 at 5:10pm by economyst*

**Algebra**

what would be the final answer
*Tuesday, November 27, 2007 at 8:41pm by Barney*

**algebra- FINAL UNIT!!**

ah
*Tuesday, May 20, 2008 at 11:26pm by joi*

**Algebra**

So then the final answer is (m+4)(2a - 2)
*Friday, April 3, 2009 at 4:33pm by Beth*

**Algebra**

so will the final answer be 9(5-9x)/((x-5)(x+5)) ?
*Wednesday, September 22, 2010 at 5:10pm by Alex*

**Physics**

you know hf, distance final, df, and the ratio of Vverticalfinal to vhoriz final frm the landing angle. This is going to be an exercise in math. Lets work it backwards. Assume V as the launching velocity on the ledge, as if they sent a package to you. hf=hi+ViSin75*time-4.9t^2...
*Monday, January 27, 2014 at 10:04pm by bobpursley*

**Chemistry**

How can I tell you the final volume without knowing the initial volume? You dilute it 60, meaning one part original,59parts solvent. so the final volume is sixty times the original. The final concentration is .2percentmilliosmoles
*Saturday, May 18, 2013 at 5:39pm by bobpursley*

**Physics**

Starting potential energy less the work done on the way down equals the final kinetic energy. From the final kinetic energy, you can compute the final velocity.
*Monday, March 29, 2010 at 7:43pm by bobpursley*

**Chemistry**

I can learn by example, this is an example please, work it out so I can do the rest. This question does not even count towards my final grade but the others like it do, so please help me.
*Sunday, March 23, 2014 at 3:10pm by Janavi*

**Physics ~Work Kinetic Energy~**

1.)A ball (m 0.5 kg) starts from rest and has 300 J(joule) of work applied to it. a) what is the initial kinetic energy of the ball? b) what is the final kinetic of the ball? c) what is the final velocity of the ball? 2.)A boy is doing chin-up. If the boy does 450 N of work to...
*Wednesday, January 30, 2013 at 5:50pm by Isis*

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