Sunday

February 14, 2016
Total # Posts: 2,650

**algebra**

A skating rink manager finds that revenue R based on an hourly fee F for skating is represented by the function R= -480(F - 3.25)^2 + 5070. What hourly fee will produce maximum revenue?
*January 8, 2014*

**Maths**

I'm not too sure because it's what is written on the work sheet
*January 8, 2014*

**Maths**

Find the least positive whole number n for which 582416035 / n is exactly divisible by 11
*January 8, 2014*

**History**

What were the most important meanings of freedom to the Progressives by 1916? How did each president of the Progressive era view the role of the federal government?
*December 16, 2013*

**Social Study's**

I am only having problems answering 1 question, here it is: 13. Why do nations form alliances? Give examples of different kinds of alliances and explain their proposes. (5 points)
*December 9, 2013*

**Physics**

A Hollywood daredevil plans to jump the canyon shown in the figure on a motorcycle. There is a 15. m drop and the horizontal distance originally planned was 60. m but it turns out the canyon is really 65.7 m across. If he desires a 3.2-second flight time, (a) what is the ...
*December 8, 2013*

**Chemistry**

K+(aq) + Al3+(aq) + 2SO42-(aq) + 2H2O(l)→KAl (SO4)2 * 12H2O(s) Al is limiting and 1.007 g Find the theoretical yield and percent yield I think the answer is 17 and 40, respect. I just need help figuring it out
*December 5, 2013*

**Language Arts**

Help Please!! Answer the following question about the essay "Escaping." Give an example of one internal and one external conflict from the selection. (Escaping) Nowadays we live in a constant hurry, compete with each other, we are uncertain of future, often don’...
*December 5, 2013*

**Hello**

Anyone here to help??
*December 5, 2013*

**Puzzle question sport**

3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 1 1 1 1 1 1 1 1 1 1 1 1 0 Being a champion means a lot of hard work
*December 5, 2013*

**Puzzle question sport**

What is this ?? h t t p : //imgur . c o m /CTGqqUa
*December 5, 2013*

**Puzzle question sports**

I have to name the latest
*December 5, 2013*

**Puzzle question sports**

h t t p : //imgur . c o m /fvJrYDc
*December 5, 2013*

**AP Statistics**

A standard deck of cards consisting of 52 cards, 13 in each of 4 different suits, is shuffled, and 4 cards are drawn without replacement. What is the probability that all four cards are of a different suit?
*December 4, 2013*

**Puzzle question **

The one who got away h t t p : //imgur . c o m /S4filEB
*December 4, 2013*

**To Steve**

Something to do with literature
*December 4, 2013*

**To Steve **

This image htt p : //4.bp.blogspot . C o m /-DhYuH_eLg5A/T2RqPwctfDI/AAAAAAAAATY/Dv8fjTNczFA/s640/rosette_lula_1700 . jpg Novel + 2013 ?? Puzzle question - Steve, Wednesday, December 4, 2013 at 6:24pm nine What's the meaning of nine ?
*December 4, 2013*

**Puzzle question**

Thank you so much Steve :D
*December 4, 2013*

**Puzzle question**

It's something to do with animal farm
*December 4, 2013*

**Puzzle question**

Thanks but i need to name some game ??
*December 4, 2013*

**Puzzle question **

All animals are equal, but some animals are more equal than others." His politics Name the game ??
*December 4, 2013*

**Puzzle question**

This image htt p : //4.bp.blogspot . C o m /-DhYuH_eLg5A/T2RqPwctfDI/AAAAAAAAATY/Dv8fjTNczFA/s640/rosette_lula_1700 . jpg Novel + 2013 ??
*December 4, 2013*

**Puzzle question**

Thank you ms sue :D
*December 4, 2013*

**Puzzle question**

Martin Freeman, Benedict CUmberbatch, Harry Sinclair, Thomas Robbins,Andy serkis, Elijah Wood, Sean Astin There is a special case who shares the common trait with above and yet unique - name dat character ???
*December 4, 2013*

**Help important**

Thank you :D
*December 4, 2013*

**Help important**

She said A novel by that author which is often termed her masterpiece. The novel even introduced a new style of writing
*December 4, 2013*

**Help important**

She said that Mousetrap is the play that the question is talking about. It is the show. But now I am asking you to find masterpiece of that author.
*December 4, 2013*

**Help important**

Teacher said that mousetrap isn't the masterpiece :S
*December 4, 2013*

**Help important**

Thank you very much :D
*December 4, 2013*

**Help important **

I need to figure Thenlongest running theatre show of london......& name masterpiece of author of dat show
*December 4, 2013*

**Physics**

How far from the center of the earth must a satellite be placed so that the acceleration due to gravity is half the value at the surface? (Hint: the diameter of the earth is 1.3x107 m.)
*December 3, 2013*

**Physics**

Thank you so much, you hit it right on the nail
*November 27, 2013*

**Physics**

Traveling in the city its faster to take a bicycle than a bus, one reason for this is that a bike can accelerate faster than a bus. Let’s say a Bike and bus both stopped at a red light and both takes off an exact same time when the light turns green. The bike accelerates ...
*November 27, 2013*

**chem**

A 1-L flask is filled with 1.25g of argon at 25 ∘C. A sample of ethane vapor is added to the same flask until the total pressure is 1.35atm . What is the partial pressure of argon, PAr, in the flask? What is the partial pressure of ethane, Pethane, in the flask?
*November 25, 2013*

**Differential Equations**

There is no y(0) givien, so I'm not sure how to go from there.
*November 25, 2013*

**Differential Equations**

Use the Laplace Transform to solve this initial value problem. y'''' - 8y = 0, y'(0)=63, y''(0)=216, y'''(0)=297 I would really appreciate the help.
*November 25, 2013*

**5th Grade Math**

Her brother won 6 out of 15. 6/15 = 0.4 Multiply this by 100: 0.4*100 = 40% If there were only 10 prizes, and her brother won 40% of them, then he won 4 prizes. 10*0.4 = 4 Hope that helps!
*November 25, 2013*

**math**

A map has a scale of 3 centimeters = 4 kilometers. If two cities are 8 centimeters apart on the map, what is the actual distance between the cities, to the nearest tenth of a kilometer?
*November 20, 2013*

**Biology**

The half-life of carbon-14 is 5,700 years. If a sample originally had 26 g of carbon-14, how much would it contain after 22,800 years?
*November 19, 2013*

**Algebra**

t^9 x t^-8 I don't really understand how to do the whole negative exponent thing...
*November 18, 2013*

**math**

Input/output 6 18 7 21 8 24 9 27 question... if jack buys 12 toys, what is the cost?
*November 18, 2013*

**using expressions to describe patterns**

If jake buys 12 toys what is the cost
*November 18, 2013*

**American History!!!**

How was the development of interchangeable parts an example of the move to make work "less skilled" in the early 1800s?
*November 16, 2013*

**Math**

Copy and paste the link in your browser.
*November 15, 2013*

**Math**

C:\Users\Owner\Pictures\Graph.png Each square on this graph paper is 1/4 Scale: 1/4 inch = 18 inches What are the actual dimensions of the sofa in inches? a. 90x45 b. 90x36 c. 75x25 d. 80x30
*November 15, 2013*

**American History**

How did the textile mills develop in the United States?
*November 15, 2013*

**Science**

b d c c connexus studenta this is so rad with out this site i would be failing
*November 15, 2013*

**Evaluating Expressions**

3D+(5-D);D=4 ------ 2. 8+2G-G/2;G=6
*November 14, 2013*

**Earth and Environmental Science**

How much does the amplitude of the waves increase between an earthquake that measures 4.2 on the Richter scale and an earth quake that measures 6.2 on the Richter scale?
*November 12, 2013*

**Math**

Terrence normally uses one-fourth teaspoon of dried basil to make his own salad dressing. He decides to change the recipe and include extra dried basil. He decides that the flavor is perfect when including a total of five-eighths teaspoon. Write an addition equation that could...
*November 12, 2013*

**Science**

HomeWorkHelper is 10/10 correct!!! I am through Connections Academy and HomeWorkHelper is COREECT!!!
*November 6, 2013*

**Science**

that what i was thinking i go to Florida virtual school
*November 6, 2013*

**4th grade math**

Rock band often stack their speakers in an array. One teen band has 24 speakers they stack them at least 2 high but no taller then 8 high what are all the different arrays they can make
*November 4, 2013*

**Math**

Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph then slowing ...
*October 30, 2013*

**Math**

Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION) 2 A rock that is...
*October 30, 2013*

**Earth and Environmental Science**

The solar wind can be thought of as evidence for which theory of light?
*October 28, 2013*

**Math**

find the value of x or y so that the line through the points has the given slope. (12,y) and (15,-8); slope: 2/3
*October 23, 2013*

**AP Macroeconomics**

3. You buy a certificate of deposit (CD) that pays a nominal rate of 12% annually. You have a tax rate of 25%, so if the interest on this CD is taxable (which it may not be) your after-tax nominal rate is (1 ñ 25%) • 12% = 9%. Since 10% equals .1, we can rewrite ...
*October 21, 2013*

**AP Macroeconomics**

I need help!!! I don't understand this at all, and neither does my history teacher. Please help explain it in a simpler way if possible. Thank you!!!! question: which of these is not a component of the interest rate on a 30 year us government bond? A.) Transaction costs of...
*October 21, 2013*

**AP Macroeconomics**

1. As an example of a price index, consider the A.C.D.P.I. (a fictitious price index). The associated basket of goods is: Good Quantity Price Coffee 3 lb $8/lb Bread 3 loaves $1/loaf Tea 1 lb $15/lb Aspirin 1 200-tablet bottle $2/bottle Cola 1 case $6/case A. If the price of ...
*October 20, 2013*

**AP Macroeconomics**

Which of these is a component of the interest rate on a 10-year inflation indexed US government bond? A.)Risk that the borrower will default B.)Positive rate of time preference C.)Expected inflation rate D.)general uncertainty about the future
*October 20, 2013*

**science help!!!**

Josslyn is correct if you are with Connections Academy!!! Thank you Josslyn!!!
*October 18, 2013*

**Science~**

Tamia is correct!!!
*October 8, 2013*

**Science**

They're all correct!
*October 8, 2013*

**physics**

A superhero ﬂies 285 m from the top of a tall building at an angle of 15 ◦ below the horizontal. What is the horizontal component of the superhero’s displacement? Draw the vectors to scale on a graph to determine the answer. Answer in units of m Your answer ...
*September 30, 2013*

**Pre Calculus**

He needs two adjacent rectangular enclosures - he has 300 feet of fencing. a. find a function that models the total area of enclosures with respect to the width of the enclosures. b. write your function in vertex form using the vertex formula. c. what is the largest area that ...
*September 29, 2013*

**HEALTH HELP PLZ**

can you give me an example?
*September 27, 2013*

**HEALTH HELP PLZ**

You have just found out your friend has broken up with a boyfriend or girlfriend. You have always liked the ex-boyfriend (ex-girlfriend) and wonder if you should ask him (her) out. You're not sure how your friend would feel about that. You decide to ask another friend'...
*September 27, 2013*

**skills for health**

thanks, this really helped me out
*September 26, 2013*

**skills for health**

i need some help for ideas of positive feedback.
*September 26, 2013*

**Math**

A farmer wishes to enclose a rectangular region with 196 meters of fencing in such a way that the length is twice the width and that the region is divided along its length into two equal parts. What is the length and width in meters?
*September 17, 2013*

**Calc BC**

Figure out the 35th derivative for xsinx. You have to do a few derivatives by hand to figure our a pattern and then predict the 35th one
*September 11, 2013*

**Physics 2 **

An unknown substance has a mass of 0.125 kg and an initial temperature of 98.0°C. The substance is then dropped into a calorimeter made of aluminum containing 0.285 kg of water initially at 30.0°C. The mass of the aluminum container is 0.150 kg, and the temperature of ...
*September 9, 2013*

**percent**

A pair of jeans coast $90 is on sale for $65, what is the percent that you saved?
*September 8, 2013*

**Physics**

If a person can jump a maximum horizontal distance (by using a 45° projection angle) of 2.07 m on Earth, what would be his maximum range on the Moon, where the free-fall acceleration is g/6 and g = 9.80 m/s2?
*September 7, 2013*

**math**

i am confused
*August 29, 2013*

**math**

why would it be 36feet x 44 feet? i am confused.
*August 29, 2013*

**math**

are you sure
*August 29, 2013*

**math**

the blueprint for landscaping a yard has a scale of 1/2'' to 1 foot.If the blueprint is a rectangle 18 inches by 22 inches, what are the dimensions of the yard?
*August 29, 2013*

**math**

the blueprint for landscaping a yard has a scale of 1/2'' to 1 foot.If the blueprint is a rectangle 18 inches by 22 inches, what are the dimensions of the yard?
*August 29, 2013*

**Math **

1) evaluate without a calculator: a)sin(3.14/4) b) cos(-3(3.14)/4) c) tan(4(3.14)/3) d) arccos(- square root of three/2) e) csctheata=2 2) verify the following identities: a) cotxcosx+sinx=cscx b)[(1+sinx)/ cosx] + [cosx/ (1+sinx)]= 2secx c) (sin^2x + 2sinx+1)/cos^2x= (1+sinx...
*August 22, 2013*

**Math**

1) What is the amplitude, period, horizontal shift (relative to basic function), and vertical translation of the following: a) -3cos(x+ 3.14/4) and b) 2sin(x-3.14/2)+3 2) evaluate the following expressions: a) log2 cubed root of 16 b) log25 (1/125) c) e^2ln5 d) ln 1/the cubed ...
*August 22, 2013*

**chemistry**

what is the concentration of a 250 ml solution that contains 44 grams of magnesium fluoride
*August 21, 2013*

**chemistry**

during an experiment, 20 ml of 4 M hydrochloric acid is mixed with 30 ml of water. what is the concentration of your new solution
*August 21, 2013*

**Physics**

One long wire carries current 26.0 A to the left along the x axis. A second long wire carries current 68.0 A to the right along the line (y = 0.280 m, z = 0). Where in the plane of the two wires is the total magnetic field equal to zero?
*August 15, 2013*

**math**

what is the cost of 3 notebooks at 20% discount, a binder at 25% discount, and 2 pens. 1 notebook: $1.79 1 pen: $2.89 1 Binder: $3.19
*August 11, 2013*

**Math**

When a ball is thrown in the air at 15mps from a height of 1 ft, how long does it take for the ball to hit the ground?
*July 15, 2013*

**RE**

I have to draw upon the Christian parallels within the story of The Lion, the Witch and the Wardrobe. I have found information on all the characters other than the beavers. could anyone shed some light on this. thanks
*July 14, 2013*

**writing**

1)whose
*July 11, 2013*

**Written Communication**

I was stuck between bigamy and misogyny. I'm leaning more towards bigamy now, after some internet researching.
*July 11, 2013*

**Written Communication**

misogyny (hate against women; ex: domestic violence against women?) That's what I think.
*July 11, 2013*

**Chemistry AP**

The numbers are different, so I will remember to post them next time.
*July 11, 2013*

**Chemistry AP**

OH I GET IT NOW, the canceling of units This is great. Thank you again.
*July 11, 2013*

**Chemistry AP**

(Oh yeah, sorry about the sign, and I forgot a bracket after that perentices, I meant to say "what are the temperatures in Kelvin?".) I'm sorry for my slowness, I'm actually learning from the textbook without any teacher guidance, so I can't ask a teacher...
*July 11, 2013*

**Chemistry AP**

Oh and sorry, 10.12 mL or 10.12 cm^3
*July 11, 2013*

**Chemistry AP**

Yes. I understand the degree difference that they are asking for, but I'm having trouble with calculations. They give me the numbers 200.0 F and -100.0F and when I convert those to celcius, I think the significant numbers for each answer should have 4 significant answers. ...
*July 11, 2013*

**Chemistry AP**

Also it would be nice to see multiple ways, so do you think you could show me the other way in which the problem asks for the use of mass perecent of copper= (mass of copper/total) x100?
*July 11, 2013*