Wednesday

September 17, 2014

September 17, 2014

Total # Posts: 51

**math**

if a vitamin cost 29.50 and you paid 14.75 what percentage is that
*August 28, 2014*

**Algebra**

Kevin ran 4 miles more than Steve ran. The sum of their distances is 26 miles. How far did Steve run? The domain of the solution is {0, 4, 11, 22}.
*August 21, 2014*

**Physics**

Two trains, one starting in Calgary and the other in Edmonton, travel toward one another. The Edmonton train travels at 120 km/h toward Calgary, while the Calgary train travels at 140 km/h toward Edmonton. If the trains begin at the same time and Edmonton and Calgary are 285 ...
*July 31, 2014*

**English**

HELP PLEASE! :(
*May 24, 2014*

**physics**

To take off from the ground, an airplane must reach a sufficiently high speed. The velocity required for the takeoff, the takeoff velocity, depends on several factors, including the weight of the aircraft and the wind velocity. Part A: A plane accelerates from rest at a ...
*September 10, 2013*

**business math**

What is the maturity value of the following loan? Use MV = P(1 + RT) to find the maturity. Principal Rate (%) Time Maturity Value $120,740 11¾ % 7 months
*June 17, 2013*

**Physics Electricity and magnetism**

A current with sinusoidal time-dependence, whose peak value is 3.55 A and frequency is 463 cycles per second, passes through a long straight wire. A rectangular 72.2 cm × 32.5 cm loop of copper wire is located 80.2 cm from the wire and is coplanar with it. Calculate the ...
*April 28, 2013*

**Physics**

Thanks Elena. I was really stuck on the N=x/2πr. I didn't know that was a property. But I believe there is an error in the math z should be z= μ₀x²/4πL = .054 m Thanks again
*April 28, 2013*

**Physics**

You need to produce a solenoid that has an inductance of 2.51 μH . You construct the solenoid by uniformly winding 1.17 m of thin wire around a tube. How long, in centimeters, should the tube be?
*April 28, 2013*

**Chemistry**

If you have 200ml of 25% aqueous solution of ethanol, what volume of ethanol and water are in the solution?
*March 3, 2013*

**physics**

bullet of mass 15 gm is shot horizontally into a 15 kg block of wood attached to a spring of spring constant 1000 N/m. The bullet remains inside the block after impact. The force of the impact compresses the spring 10 cm. What is the velocity of the bullet?
*December 2, 2012*

**Math**

Linda has 7/8 yard of fabric. She used 2/3 of it to make a purse. How much fabric did she use?
*October 13, 2012*

**math**

a shirt is on sale for 15% off. what fraction represents the savings? ...is it 3/20th?
*October 2, 2012*

**MATH**

In a parking lot, there are 2 cars for every 3 trucks. What fraction of the vehicles are cars? Is it 1/50th?
*October 2, 2012*

**heathrow**

Jacksonville is the largest city in Florida. recently there were 852,460 people living in Jacksonville. Howw many thousands of people in all lived there? _____is in the hundred thousands place and has a value of _______________
*August 22, 2012*

**math**

*p squared equals twentyfive, so...
*May 7, 2012*

**math**

2p^2-50=0 2p^2=50 p^2=25 p squared equals fifty, so to get p by itself you must take the square root of each side. p = plus or minus 5
*May 7, 2012*

**Algebra**

kaylin throws two dice. the difference in face value between the two dice is three, and the product of the numbers thrown is equal to twice the sum of two numbers. Write and solve an algebraic equation that finds the numbers kaylin threw.
*May 3, 2012*

**Science**

What causes lightning?
*January 17, 2012*

**chemistry**

Given--The solubility of NH3 in H2O is 518 g/L at a partial pressure of 760.0 torr. Question #1)-- Calculate the value of the Henry's Law constant for NH3. Question #2)-- Calculate the solubility of NH3 in H2O at a partial pressure of 225.0 torr.
*December 6, 2011*

**Chemistry**

The solubility of NH3 in H2O is 518 g/L at a partial pressure of 760.0 torr. a. Calculate the value of the Henry's Law constant for NH3 b. Calculate the solubility of NH3 in H2O at a partial pressure of 225.0 torr.
*December 6, 2011*

**math**

use parenttheses to make each number sentance true 124-6*0+15=34
*September 6, 2011*

**CALC**

I did post it wrong. sin(4x)/sin(x)=4cos(x)cos(2x). Verify the identity, please explain!
*August 13, 2011*

**Trig**

How would you write the partial fraction decomposition of the rational expresion 1/(x^2)-25? I know that you factor the denominator, so that's 1/(x-5)(x+5). What are the next steps?
*May 10, 2011*

**Algebra**

If i take 5000 calls at 78% service level, how many calls would I need to take at 100% to equal an overall service level of 80% Please post formula
*February 22, 2011*

**Algebra**

If i take 5000 calls at 78% service level, how many calls would I need to take at 100% to equal an overall service level of 80%
*February 15, 2011*

**world history**

Mrs. Sue you should be helping these kids
*February 14, 2011*

**world history**

These are the worst world history questions and book I have even seen and I have seen a lot. I feel sorry for you guys!
*February 14, 2011*

**English Thesis Paper**

I'm writing my thesis paper on bullying and I need help writing a thesis statement about how to overcome and prevent the different types of bullying (school and cyber bullying mainly).
*January 6, 2011*

**unscramble spanish words**

more spanish words to unscramble 4 ooddrme 5 dnirtocai 6 dlaagirun 7 glnae 8 cllciovans 9 gamerdaous
*January 2, 2011*

**spanish unscramble words**

i need help to unscrable this spanish words 1 rimacea 2 asiedm 3 lmossbio
*January 2, 2011*

**physics**

it actually equals 0.28 cm I have no clue how you got 1.1 cm
*December 3, 2010*

**LA part 1**

were suppose to mark all figurative language, sensory imagery, peotic devices, and any other diction and rhetoric The something that I had noticed before clicked in the man's throat again, and he turned his back. The boat had returned, and his guard were ready, so we ...
*December 15, 2009*

**LA prt2**

surprised to see him, or interested in seeing him, glad to see him, or sorry to see him
*December 15, 2009*

**LA prt2**

"Give way, you!" which was the signal
*December 15, 2009*

**LA prt2**

sound:"Give way, you!"
*December 15, 2009*

**LA prt2**

metaphor:somebody in the boat growled as if to dogs
*December 15, 2009*

**LA prt2**

Mark fig. lang. sensory imagery peotic devices and any other diction and rhetoric No one seemed surprised to see him, or interested in seeing him, glad to see him, or sorry to see him, or spoke a word, except that somebody in the boat growled as if to dogs "Give way, you...
*December 15, 2009*

**LA**

were suppose to mark all figurative language, sensory imagery, peotic devices, and any other diction and rhetoric
*December 15, 2009*

**LA**

Mark fig. lang. sensory imagery peotic devices and any other diction and rhetoric The something that I had noticed before clicked in the man's throat again, and he turned his back. The boat had returned, and his guard were ready, so we followed him to the landing-place ...
*December 15, 2009*

**linking verbs**

I _________ like I know hem because they ______so real. I _________ sure that almost any child or adult would enjoy this book.
*September 1, 2009*

**linking verbs**

The book A Cricket in Times Square ____________by George Selden.
*September 1, 2009*

**Physics**

thanks drwls. but the person who posted the question should have mentioned the fact its an assignment question. you must only post a response to assessed questions after their due date.
*May 9, 2009*

**linking verbs**

The book A Cricket in times Square _______ by George Selden
*October 21, 2008*

**French**

is the sentence "c'est une fille qui est si passionnante pour l'anglais" a correct way of saying "it's a girl who is so passionate for English? Merci
*September 14, 2008*

**help**

how many degrees are in 20%?
*April 10, 2008*

**trig**

how do you solve this problem? 1+sinØ/cosØ +cosØ/1+sinØ = 2secØ and cosß- cosß/1-tanß = sinßcosß/sinß-cosß
*December 4, 2007*

**trigonometry**

How do you work these out? sec u- 1 / 1-cos u = sec u sec x-cos x= sin x tan x 1/sin x - 1/csc x= csc x - sin x
*December 4, 2007*

**math**

what is 999999999999999999 times 9999?
*August 26, 2007*

**math**

im having a hard time understanding how to add and subtract integers Study these sites to see if they help you. http://mathforum.org/dr.math/faq/faq.integers.html http://www.gomath.com/algebra/negative.php If you post a couple of problems with your answers, we'll be glad ...
*June 24, 2007*

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