Sunday

September 25, 2016
Total # Posts: 87

**Algebra**

A ball weighing 1.78 N is shot through a launcher, achieving a speed (from rest) of 41 m/s in 0.28 second. What is the mass of the ball?

*February 11, 2015*

**math**

How to complete the function table for each equation

*January 8, 2015*

**Math**

I think I got it the answer is always true, but why

*October 28, 2014*

**Math**

Is the following statement always, sometimes, or never true for numbers greater than zero: "In equivalent ratios, if the numerator of the first ratio is greater than the denominator of the first ratio, then the numerator of the second ratio is greater than the denominator...

*October 28, 2014*

**math**

I have a 2x4 that's 8'long,how manyn 1 and 1/2 foot boards can I cut out of it?

*October 11, 2014*

**medical coding **

what are the three components that present in every patient case except counseling encounter or time based codes

*March 10, 2013*

**math**

Jared is making 1-1/3 of a recipe that calls for 2-1/2 cups of flour. How much flour will Jared need to use?

*January 15, 2013*

**science**

determine the molarity of the following solution 31 g MgF2 in 55ml H20

*January 8, 2013*

**science**

sodium flouride is soluble in water at the rate of 4.09g/100g of H20. how much will dissolve in 500g of water

*January 8, 2013*

**science**

what is Molarity of a solution of 4 moles of NaCl in 2L of water?

*January 8, 2013*

**science**

2L of water

*January 8, 2013*

**science**

what is the molarity of a solution of 232 g of NaCl in 2.1 of water?

*January 8, 2013*

**science**

determine the molarity of the following solution 31 g MgF2 in 55ml H20

*January 8, 2013*

**Physics **

True or false: If two planets have the same mass but the second one has twice the gravity, it must have four times the radius

*November 13, 2012*

**Math, Physics**

The pressure in a fire hose is 20 atm. How high can a firefighter spray water from this hose? One atm is about 1×105 Pa. The density of water is 1.0 g/ml, or 103 kg/m3. The acceleration of gravity, g, is 9.8 m/s2.

*November 13, 2012*

**Person Financial**

The Internal revenue service adjust the value of an exemption was exemption base on inflation (and rounded to the nearest $500. If the exemption was $3,100 and inflation was 4.7 percent this year, what would be amount of the exemption will it be next year?

*November 2, 2012*

**Mathematics**

The graph of y = 2^x-3 can be obtained by shifting the graph of y= 2^x a) 3 units to the right b) 3 units to the left c) 3 units up d) 3 units down e) 2 units to the right and 3 units up The equation of the graph that is obtained by reflecting the graph of y = 3^-x in the y ...

*August 5, 2012*

**Mathematics**

Please help exponent questions =[ If 2^x = 10, then 2^2x = If 2a^2 + 3a - 5a^2= 9, then a-a^2= If 9^x = 25, then 3^x+1 = If b^3=4 then b^6 If 2= p^3, then 8p must equal if 5 = a^x then 5/a =

*July 25, 2012*

**english**

EXAMPLE

*July 24, 2012*

**Mathematics**

Thank you so much

*July 23, 2012*

**Mathematics**

If n is an integer, how many different values of n satisfy the inequality -4 ≤ 3n ≤ 87? a) 32 b) 31 c) 30 d) 29 e) 28 i got (b) 31 but I'm not sure.

*July 23, 2012*

**Mathematics**

Maria answered all the problems on her math test. She answered 80 percent of the problems correctly. If she answered 6 problems incorrectly, how many problems were on the test?

*July 19, 2012*

**Mathematics**

I got the answer nvm =]

*July 17, 2012*

**Mathematics**

x-z=7 x+y=3 z-y=6 For the above system of three equations x= ?

*July 17, 2012*

**English**

Very weird SAT "sentence completion" question The literal meaning of astronaut is "---" a) Space Jockey b) Cosmic navigator c) Star sailor d) Space pilot e) Sky pilot

*July 16, 2012*

**Mathematics**

Thank you so much!

*July 15, 2012*

**Mathematics**

If 1-x -2x -3x = 6x-1 what is the value of x?

*July 15, 2012*

**business writing **

I need help getting star using this information. 'create the necessary details for scenario thank for companys reliable support an explanaiton of the training need and any special topic to cover request for a trainer to teacher the seminar a

*June 2, 2012*

**business writing **

has anyone wrote a business letter to a human resouse for a grade? Please give me tip on this type of paper

*June 2, 2012*

**Social Studies**

yes its A

*June 1, 2012*

**business writing **

can someone give me some example on how to begin writng this business letter on to a human resource dept on sexual harassment and unlawful dicrimination in the workplace. just to get started ?

*June 1, 2012*

**writing **

writing one business letter one inreroffic memorandum one e-mail

*May 31, 2012*

**writing **

I would like to see other paper on a persuasive writing

*May 23, 2012*

**writing **

I need help in writing a persuasive paper?

*May 23, 2012*

**writing**

thank you for your help with this paper!

*May 22, 2012*

**writing**

Hi Gail, glad to know you are final back in town. Businesses have really improve since you were here last. The town has many jobs to offer. I hope you are looking for a job. My boss Mr. Ray cooley, the of a a dress shop by the name Beauty and Beyond. He needs an assistant for ...

*May 22, 2012*

**writing**

Hi Gail, glad to know you are final back in town. Businesses have really improve since you were here last. The town has more job to offer. I hope you are looking for a new job. My boss Mr. Ray Cooley the own of a dress shop by the name Beauty and Beyond need an assistant for ...

*May 22, 2012*

**writing **

please read over my paper for errors?

*May 22, 2012*

**writing**

thank you for your help.

*May 21, 2012*

**writing**

My passion for Medical Coding arose due to his illness. His diagnoses for his conditon was alawys different one each day. This came with a different charge each day. We had no knowlege of how the charge was applied. I made a visited to the coding deptartment where this was ...

*May 21, 2012*

**writing **

Iam writing for the medical coding positon at Greenwood Leflore Coding service because my experience with my son stay in the hospital. My passion for medical Coding arose due to his illiness. His diganoses for his conditon

*May 21, 2012*

**writing**

please tell me if my paper was check for errors

*May 21, 2012*

**writing**

I am appling for the Medical Coding Service because my experience with son recently in the hospital. My passion for medical Coding arose due to his illness. His diganoses for his conditon was alway something different what was told to us. This came with a different charge to ...

*May 21, 2012*

**writing **

need help with writing a paper?

*May 21, 2012*

**writing **

I need help with my writing? How can I get help

*May 19, 2012*

**writing **

a paragraph with eight lines a specific job human resouces dept wont to see your writing

*May 19, 2012*

**english **

you've applied foa specific job in your field of study. the human resource ARRANGE A INTERVIEW AND TELL YOU BRING YOUR POLISHE PIECE OF WORK

*May 17, 2012*

**writing **

what do my paper needs Im applying for the E R register position at Greenwood Leflore Hospital. I gain knowledge working as a floor secretary and working along with nurses. The experience taught me the value of human life. Learning to feel what a person has for a sick love one...

*May 17, 2012*

**english **

a paragraph persuade your cousin to apply for job assistant manager?

*May 15, 2012*

**Literature - Macbeth**

well its a double meaning

*April 3, 2012*

**Business management class**

Can you help me to get started writing this paper? Objective a business letter to a Human Resources dept to organizing a two hour training seminar on Sexual harassment and unlawful discrmination in the workplace.

*January 30, 2012*

**geometry**

The first rule sends (x, y) to (x - 9, y - 2). That is, it slides every point to the left nine units and down two units. The second rule slides every point to the right 1 unit and down 2 units. The composition is combining the two transformations. In this case, they are both ...

*December 16, 2011*

**algebra**

In chemistry class you might write an equation in that fashion to suggest that 1 molecule of water is composed of the "sum" of 1 oxygen atoms and 2 hydrogen atoms. In your math work, since you are doing the topic of "direct variation" you are expected to ...

*December 16, 2011*

**Math**

Do you know how to find the asymptotes of a hyperbola with this equation? [x^2]/4 - [y^2]/9 = 1 Hint: To express this in the format x^2/a^2 - y^2/b^2 = 1, what are the values of a and b? How can a and b be used to find the equations of the asymptotes? Then, you'd have to ...

*December 15, 2011*

**geometry**

If you start at (0, 0) and move right 3 and up 6, you arrive at (3, 6). Then, starting at (3, 6) if you move right 5 and up -5 (i.e. down 5), you end up at (8, 1). The resultant is the vector from your original starting point to your final landing spot. So the vector from (0, ...

*December 15, 2011*

**geometry**

How many parking spaces have a number between 27 and 73? (Include the number 27 in that.) How many parking spaces are there altogether, numbers 1 to 73? The ratio of those numbers will give you the probability, assuming that "randomly parks" means the chance of ...

*December 15, 2011*

**Math: Linear Equations**

However, if the equation was this instead ... 2y + 16x = 0 ... then you do have a diagonal line that has both an x-intercept and a y-intercept and a slope that is not zero but not undefined. I think it is a negative slope. Can you figure out the x-intercept of the line? the y-...

*December 15, 2011*

**Math: Linear Equations**

I think these are trick questions and you have the right idea. 3x = 9 is the equation of a vertical line. There is no y in the equation, so there is no "y = mx + b" form for a vertical line. The simplest way to express this line is x = 3. Its x-intercept is 3 (...

*December 15, 2011*

**GEOMETRY**

Use the inverse cosine feature of your calculator. It might look like cos with a little raised -1 next to it. invcos (9/20) = ??? Your answer will be in degrees or radians depending on your calculator setting. Try invcos (1/2). If it gives you 60 then your calculator is giving...

*December 15, 2011*

**algebra**

y varies inversely with x means that y = 1/x times some constant k. So, y = k/x is the general form of an equation of variation where y varies inversely as x. But now you also know that for a specific value x = 6, y = 1. Plug those values in to your equation to get something ...

*December 15, 2011*

**trig (pre-cal class)**

If you use a calculator with an inverse sine function, you can enter sin^-1 (0.1) = and find out what the acute angle value is. Then you can use that and plug it into the cos, tan, cot, csc, and sec functions of your calculator. If you don't have a calculator, use this ...

*December 15, 2011*

**Algebra I**

Let n = number of nickels. Let d = number of dimes. Let q = number of quaraters. n + d + q = ____ 5n + 10d + 25q = 450 (Why?) d = n + 7 (Why?) Rewrite the first to equations but use (n + 7) everywhere you see d. n + (n + 7) + q = ??? 5n + 10(n + 7) + 25q = 450 You have 2 ...

*December 15, 2011*

**Math**

An arithmetic sequence is one in which the differences between neighboring numbers is the same. The only arithmetic sequences you can get from that set of 5 numbers are: (1, 2, 3), (2, 3, 4), (3, 4, 5), or (1, 3, 5). So only 4 choices. How many ways can you arrange 3 numbers ...

*December 9, 2011*

**chemistry**

what is the substance in a solution that gets dissolved

*July 13, 2011*

**Chemistry**

300 ml of a 0.5NKOH solution, how can it be neutralized

*July 13, 2011*

**chemistry**

the molarity of a solution containing 40 grams of NaOH in 100 ml of solution is

*July 13, 2011*

**chemistry**

60 grams of ethyl alcohol, and 40 grams of H2O form a solution, what are the solute and the solvent

*July 13, 2011*

**Chemistry**

60 grams of NaOH, a solid, will dissolve in 40 grams of H2O.what is the solute and solvent for this solution

*July 13, 2011*

**FIN**

Phoenix, Inc made a coupon payment yesterday on its 6.25% bonds that mature in 11.5 years. If the required return on these bonds is 9.2% nominal annual, what should be the market price of these bonds?

*April 4, 2011*

**ipc**

if the velocity of an object is doubled, its kinetic energy is ___.

*January 4, 2011*

**Pre-Algebra**

The length of a rectangular jewelry box is 5 inches more than twice the width. The perimeter is 28 inches. Find the length and the width.

*November 29, 2010*

**physics**

A point on a string undergoes simple harmonic motion as a sinusoidal wave passes. When a sinusoidal wave with speed 24 m/s, wavelength 30 cm, and amplitude of 1.0 cm passes, what is the max speed of a point on the string?

*September 24, 2010*

**physics**

On your first trip to Planet X you happen to take along a 200g mass, a 40.0 cm long spring a meter tick and a stop watch. You're curious about the acceleration due to gravity on Planet X, where ordinarty tasks seem easier than on earth, but you cant find this info in your ...

*September 16, 2010*

**physics**

A .4 kg ball is attached to a spring with spring constant 12 N/m. If the ball is pulled down .2m from the equilibriu, and released, what is its maximum speed while it oscilates?

*September 16, 2010*

**math**

Stever was charged $60.00 interest for 1 month on a 3,000 credit card balance. What was the monthly interest rate.

*March 25, 2010*

**english**

can you give me a sentence using the word melancholy

*November 17, 2009*

**Physics**

Which of the followning equations shows the relationship between the potential energy and height? Explain how you know. potential energy=m(height)+b potential energy=a(height)^2 +b(height)+c potential energy=a/height

*November 2, 2009*

**math**

When using a frequency table how do you determine the interval?

*October 7, 2009*

**Physics**

Two grenades, A and B, are thrown horizontally with different speeds from the top of a cliff 70 m high. The speed of A is 2.50 m/s and the speed of B is 3.40 m/s. Both grenades remain in air for 3.77 s. Assume that the acceleration due to gravity is 9.86 m/s^2. What is the ...

*September 21, 2009*

**Physics**

A ball is tied to an elastic string of length 8.0 m and swung in a horizontal circle with a velocity of 0.8 m/s. When a metallic object is tied to a rope of length 2.75 m and swung in a horizontal circle, it makes one revolution in 2.9 s. The ratio of the centripetal force in ...

*September 21, 2009*

**Physics**

A hiker throws a ball at an angle of 21.0 degrees above the horizontal from a hill 21.0 m high. The hiker's height is 1.750 m. The magnitudes of the horizontal and vertical components of the velocity are 14.004 m/s and 5.376 m/s, respectively. Find the distance between the...

*September 21, 2009*

**Physics**

An object in uniform circular motion moves at a constant speed around a circle with a fixed radius. Why is the object said to be accelerating though it has a constant speed?

*September 21, 2009*

**Physics**

Tracy swims across a stream of width 40.0 m in 33.0 s when there is no current. She takes 59.0 s to cover the same distance when there is a current. Find the speed of the river current.

*September 21, 2009*

**Physics**

Two boats, A and B, travel with a velocity of 4.90 m/s across a river of width 72.0 m. The river flows with a velocity of 2.50 m/s. Boat A travels the shortest distance and boat B travels in the shortest time. If both start at the same time, how much time will they take to ...

*September 21, 2009*

**Physics**

A bus travels from west to east with a velocity of 11.5 m/s. A marble rolls on the surface of the bus floor with a velocity of 0.200 m/s north. What is the velocity of the marble relative to the road?

*September 21, 2009*

**Physics**

A sprinter runs at a speed of 3.00 m/s on a circular track that has a radius of 40.00 m. Find the centripetal acceleration of the sprinter.

*September 21, 2009*

**math**

se the equation y = 3.5 x to answer the questions. (a) What is the slope of y = 3.5 x and what does this mean? (Use at least one complete sentence to explain your answer.) (b) What is the y - intercept? (Use at least one complete sentence to explain your answer.) (c) Make up a...

*December 15, 2007*

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