Tuesday

September 30, 2014

September 30, 2014

Total # Posts: 54

**physics**

C Exercise 3.57 In laboratory situations, a projectile’s range can be used to determine its speed. To see how this is done, suppose a ball rolls off a horizontal table and lands 1m out from the edge of the table. Part A If the tabletop is 70cm above the floor, determine ...
*September 29, 2014*

**algebra**

The sum of six times a number and 1 is equal to five times the number
*June 18, 2014*

**Government**

family.
*May 2, 2014*

**algebra**

reduce to lowest terms: 3n+9 ____ n+3
*October 5, 2013*

**math**

write the expression for the perimeter of a rectangle with a length that is 5 inches longer than its width
*August 10, 2013*

**math**

Mr.Edwards is now three times as old as his daughter, in 15 years' time the sum of their ages will be 86. a.)How old are they both now? b.)How old was Mr.Edwards when his daughter was born? Write and solve an algebraic equation or inequality for this problem.
*May 20, 2013*

**Math**

Please explain how to solve this problem. 7x-6/3 + 4(8+2x)
*April 8, 2013*

**Algebra**

2006, 74.2 million tax returns were filed electronically. This represents a 108.8% increase over the year 2005. How many income tax returns were filed electronically in 2005?
*August 26, 2012*

**math**

a=b+c-2 a=c-d+9 a=b-d+11 Based on the system of equations above, what is the value of a? a) 2 b) 9 c) 10 d) 11 e) 20
*July 12, 2012*

**statistics**

The camp dining room has two tables. One that seats 10ppl & the other seats 8ppl. If 4pizzas are placed on the large table & 3 pizzas are placed on the small table. Will both tables recv the same amt of pizzas? How do you solve this equation?
*February 3, 2012*

**statistics**

The camp dining room has two tables. One that seats 10ppl & the other seats 8ppl. If 4pizzas are placed on the large table & 3 pizzas are placed on the small table. Will both tables recv the same amt of pizzas? How do you solve this equation?
*February 3, 2012*

**Finance mangement**

What type of cost measurements best fit in health care and which do not? How do cost measurement techniques vary with regard to the operating budget, capital budget, and variance analysis?
*December 8, 2011*

**entrepreneur**

Can someone who is a leader not be a manager? Why or why not? Can someone who is a manager not be a leader? Why or why not?
*November 16, 2011*

**science**

home challenge iron in cereal. What happens when water is added to total cereal
*November 9, 2011*

**Physics**

An engineer needs to determine the distance across a rive whose banks are approx. parallel. Standing on one side of the bank, the engineer can see the other side. The engineer only has a 30 foot measuring tape ( which is shorter than the distance from one bank to the other) ...
*September 29, 2011*

**physics**

Jason drives due west with a speed of 55.0km/hr for 30.0 min, then continues in the same direction with a speed of 95.0km/hr for 2.00 hr, then drives farther west at 40.0km/hr for 10.0 min. What is the magnitude of Jason's average velocity
*September 27, 2011*

**algebra**

what numbers are multiples of 3
*August 24, 2011*

**accounting **

if direct material is 6.69, direct labor 3.33, variable overhead 1.27, and fixed overhead .088. if your producing 2400 units what is your total fixed cost and what is the variable cost per unit?
*April 29, 2011*

**math**

how do i express each ratio as a fraction in simplest form?
*April 28, 2011*

**Chemistry**

Sulfur dioxide gas is bubbled through sodium hydroxide solution Write the balanced formula equation for this reaction
*April 12, 2011*

**Maths**

Rodney and Rebecca play chess together. In the last 50 games, Rodney has won 18 games. If they played a further 75 games, how many would Rebecca expect to win Working out please
*April 9, 2011*

**chem buffer **

When the following solutions are mixed, which will act as a buffer? (check all that apply) A. 50 mL of 0.05M sodium hydroxide and 50 mL of 0.1M nitrous acid B. 50 mL of 0.1M ammonia and 50 mL of 0.1M ammonium acetate C. 50 mL of 0.1M ammonia and 50 mL of 0.05M nitric acid D. ...
*October 29, 2010*

**chem**

Excess Ag+ is added to 50 mL of NaBr soln and precipitated out 22.8 mg of AgBr. What is the original concentration of Br- ion in the solution in ppm?
*October 26, 2010*

**Chmistry**

A sample of copper with a mass of 63.5g contains 6.02x10^23atoms.Calculate the mass of a single copper atom.
*October 11, 2010*

**CONFUSED~MATH**

if f(x) = (x/7)-3 find f^-1(x) I'm completely lost! Help
*August 24, 2010*

**physics**

In the early morning hours of June 14, 2002, the Earth had a remarkably close encounter with an asteroid the size of a small city. The previously unknown asteroid, now designated 2002 MN, remained undetected until three days after it had passed the Earth. Suppose that at its ...
*May 31, 2010*

**physics**

In the early morning hours of June 14, 2002, the Earth had a remarkably close encounter with an asteroid the size of a small city. The previously unknown asteroid, now designated 2002 MN, remained undetected until three days after it had passed the Earth. Suppose that at its ...
*May 31, 2010*

**physics**

unfortunately those calculations didnt work, its saying my answer varies significantally
*May 31, 2010*

**physics**

An astronaut exploring a distant solar system lands on an unnamed planet with a radius of 2520 km. When the astronaut jumps upward with an initial speed of 2.94 m/s, she rises to a height of 0.83 m. What is the mass of the planet?
*May 31, 2010*

**chemistry**

What is the molar volume of H2 at 1.50 atm and -25 degrees celcius?
*April 22, 2010*

**Chemistry**

What is the wavelength of radiation that has a frequency of 5.8 X 10^12 s-1? I keep getting 5.17e19 but it keeps saying that's wrong. Help!
*March 11, 2010*

**Spanish**

Rewriting this sentence in DIRECT OBJECT PRONOUNS. -Vamos a ver a mi actor favorito en el teatro.
*March 3, 2010*

**physics**

When you push a 1.95 kg book resting on a tabletop it takes 2.40 N to start the book sliding. Once it is sliding, however, it takes only 1.50 N to keep the book moving with constant speed. What are the coefficients of static and kinetic friction between the book and the ...
*February 13, 2010*

**physics**

thank you
*February 13, 2010*

**physics**

You push a box along the floor against a constant force of friction. When you push with a horizontal force of 75 N the acceleration of the box is 0.55 m/s2; when you increase the force to 85 N the acceleration is 0.78 m/s2. (a) Find the mass of the box. kg (b) Find the ...
*February 13, 2010*

**spelling**

four letter word for legs? must be a plural and start with f.
*January 27, 2010*

**Trigonometry**

A=30 degrees, a=9 and b=8. Find the missing sides/angles. I did cos39=x/8 and reduced that to 8cos39=x. I got 6.92. But that's not a valid answer, so I can't go from there. What did I do wrong? Can you show me how to get the other answers as well, please?
*January 24, 2010*

**Trig**

I thought cos=1/2 at 30, not 60
*January 24, 2010*

**Trig**

2cos^2Beta-Cosbeta=0 (find all solutions for the equation in the interval 0, 2 pi). I have no idea how to go about doing this. Do you isolate the beta on one side? Would you be able to show me how and I'll solve for you to check?
*January 24, 2010*

**physics**

A 10.4 kg child sits in a 4.1 kg high chair. (a) Find the normal force exerted by the chair on the child. N (b)Find the normal force exerted by the floor on the chair. kN
*January 14, 2010*

**physics**

Suppose a rocket launches with an acceleration of 33 m/s2. What is the apparent weight of an 65 kg astronaut aboard this rocket?
*January 13, 2010*

**physics**

You pull upward on a stuffed suitcase with a force of 116 N, and it accelerates upward at 0.778 m/s2. (a) What is the mass of the suitcase? (b) What is the weight of the suitcase?
*January 13, 2010*

**History**

The factors that make a bill come a law is bankruptcy protection could find it much harder to escape their debts if a bill recently passed by the U.S. House of Representatives is signed into law. For the second question is it easy or difficult I think it's difficult ...
*August 12, 2009*

**History**

ok that will work I will just post what I think is best then we can go from there, but I was thought someone might give me a hint only not the answers. Thanks Ms. Sue
*August 12, 2009*

**History**

What factors make it more likely that a bill will become law? What factors make it less likely? Is it easy or difficult to pass a bill? What are some of the advantages of passing legislation quickly? What are some of the disadvantages?
*August 12, 2009*

**Math**

This question seems to be easy Karl, but yeah Reiny is right show us what you have done so far then we will go from there.
*August 12, 2009*

**Math**

First you subtract 172.41 from 15.99 b/c you want to know how many miles he drove without the fee first which I came up with 156.42. So I'm assuming that he drove 198 miles. To check your answer 198 x.79=156.42 + 15.99=172.41
*August 12, 2009*

**Math**

Thanks emily and jimmy for your help
*March 16, 2008*

**Math**

Okay i think i understand this wrod problem but i need help this is the problem: keith weighs 200 pounds. He wants to weigh less than 175 pounds. If he can lose an average of 2 pounds per a week on a certain diet, how long should he stay on his diet to reach his goal weight?? ...
*March 16, 2008*

**social studies**

What is the water feature that is most holy in the Hindu tradition believed to flow from heaven?
*March 11, 2008*

**pysics**

What is derivation? How does derivation differe from an experiment or theory?
*August 26, 2007*

**Unit Rates**

Find each unit rate. - 20 mi in 5 h - 78 mi on 3 gal Please and thank-you Convert the first pair of number to miles per minute, using division. Convert the second pair of numbers to miles per gallon, using division. Convert the first pair of number to miles per minute, using ...
*January 10, 2007*

**english**

what is the literacy term called when the mood of a novel matches the weather? Isn't it sunny? You might try this literary terms website: http://web.cn.edu/kwheeler/lit_terms_M.html Scroll down until you reach MOOD. =)
*September 29, 2006*

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