Total # Posts: 81

Math
For A i think it works but i do not understand b,c, and d.

Math
Evan found a way to find the product of 36 x 15. 36 x 15 = ( 30 + 6 ) = ( 10 + 5 ) = 300 + 150 + 60 + 30 = 540 a. Does Evan's method work for finding 35 x 15? Explain. b. Use Evan's method to find ( 2 + n )(3 + 5). c. Use Evan's method to find ( n + 2)(a + 3). d. ...

math
What number is 73% of 215? (1 point) 215 = 0.73n n = 0.73 × 215 *** 0.73 = n × 215 215 = 73n

Language Arts
His opinion, is he feels like television is a waste of time. He feels like there are many things people can do besides laying around watching tv all the time.

Physics
1. 64.195

The answer is 5. (5/8)*5=25/8=3.125 lbs More than enough to cover the additional 3 pounds her father needs.

Statistics
1. Find the area associated with this section of the curve: between z = -1.15 and z = -1.35.

physics
A crate of potatoes of mass 12.0 kg is on a ramp with angle of incline 30° to the horizontal. The coefficients of friction are μs = 0.69 and μk = 0.43. Find the frictional force (magnitude and direction) on the crate if the crate is sliding down the ramp.

Statistics
"Working Mom’s Journal" reported that the mean time a mother, with her small children, spends in at the convenience store is 7.3 minutes. A sample of 20 moms is chosen from your neighborhood, and it is found that the mean time they spend in a convenience store ...

algebra
Xpower2 -15+50=0

algebra
If the cost of a cell phone has decreased 400% during the last 10 years, does that correspond to a cost decrease of four times? Explain your answer.

Information Systems in Organizations
1 b 2 c 3 d 4 c 5 no

Information Systems in Organizations
1 b 2 c 3 d 4 c 5 yes

grammar
Is it correct to say "I had a chat to my brother"? I normally use the word 'with' my brother.

Physics
Part of a single rectangular loop of wire with dimensions .35 m by .75 m (.35 is the height and .75 is the length) is situated inside a region of uniform magnetic field of 0.395 T. The total resistance of the loop is 0.690 Ω. Calculate the force required to pull the loop ...

Physics
A circular loop in the plane of the paper lies in a 0.78 T magnetic field pointing into the paper. If the loop's diameter changes from 17.8 cm to 6.4 cm in 0.22 s, what is the direction of the induced current? What is the magnitude of the average induced emf? If the coil ...

Physics help?
Thank you!

Physics help?
A circular loop in the plane of the paper lies in a 0.78 T magnetic field pointing into the paper. If the loop's diameter changes from 17.8 cm to 6.4 cm in 0.22 s, what is the direction of the induced current? What is the magnitude of the average induced emf? If the coil ...

Math
9 x 5 5 x 9

Math
A box holds one layer of 45 baseballs. How can the baseballs be arranged?

Math
Players on Team; Tennis 2, Basketball 5 A community center has 3 tennis teams and 5 basketball teams. No one is on both teams. How many athletes are there? My answer is 31 athletes. Is this right?

science/math
A juice processing operation uses steam to heat the fruit juice up to a temperature of 96̊C prior to packaging it in drink boxes. They need to heat 3,250 kg of apple juice (10.5% solids) from an initial storage temperature of 39̊F to its heat treatment temperature. ...

Math
What is the difference between a likely event and an unlikely event?

calculus
If 7 and 4 are exponents, take the derivative. You should get x^6(x+1)^3(11x+7), setting the derivative equal to zero gives you 0, -1, and -7/11 as critical numbers. Test numbers in the intervals [-12,-1], [-1, -7/11], [-7/11,0] and [0,10]. If the first derivative comes out ...

Chemistry
Given that the Ka of benzoic acid is 6.50 x 10-5, how would one prepare 0.500 L of a benzoic acid/sodium benzoate buffer of a desired pH of 4.00? The starting concentration of the benzoic acid is 3.00 M and the molecular weight of sodium benzoate is 144.10 g/mol.

college math 209
25²+20x+4=0

math
What terms is missing from this set of ordered pairs? (0, -2)(?, 0)(5,8)

english
need a thesis for the play trifles my title is We Got Your Back

With effective resource planning organizations can reduce inventory and service costs, improve efficiencies, and establish methods for continuous improvement. Depending upon the type of resource there is a different type of planning that must take place. This can include; ...

General chemistry
What mass of electrons would be required to just neutralize the charge of 2.7 of protons?

Math-Algebra
Gracias!

Math-Algebra
Can someone please elucidate to me, how to do this enquiry. 2y=-6/5

algebra
The length of a rectangle is 1 inch greater than its width. If the dimensions are doubled, its area increases by 36 square inched. Which equation could be used to find its dimensions?

Corporate Finance
I have the answer. contact me at candy2108atgmaildotcom

algebra
what do you mean by (2x) in absolute value? I can't figure out what the x is all about...

Finance
If D0 = \$2.00, g (which is constant) = 6%, and P0 = \$40, what is the stock’s expected dividend yield for the coming year? a. 5.0% b. 5.1% c. 5.3% d. 5.6% e. 5.8%

Calculus
What is the orthogonal trajectory of y^2 - x^2 = C ??

earth science
Describe the change in duration of insolation from the Equator to the North Pole A) In the winter b) In the summer c) on the Equinox

earth science
Describe the change in duration of insolation from the Equator to the North Pole A) In the winter b) In the summer c) on the Equinox

chemistry
The evaporation procedure must be completed in 10-15 minutes right after isolating aspirin in the filtration step with alumina or the aspirin decomposes which will create more surface area on the molecule resulting a lower melting point and wider temperature range.

Chemistry
Convert 63.7 kg of oxygen to grams. Then use stoichiometry and convert the grams of Oxygen to moles of Oxygen, then moles of KNO3 using the equation. Calculations: 63.7 kg ---> 63,700 g. Divide by 32 grams of O2, then multiply by (4 moles KNO3/5 moles O2). For the second ...

elementary
the rule is to use numbers and you always have to read the question to do it.

Math
In a survey of a TriDelta chapte with 54 member, 20 were taking mathematics, 35 were taking English, and 6 were taking both. How many were not taking either subject?

precalc
how do u do evaluateL cos135

Math
Solve the following 2w^3 4c^3t^2 _____ - ________ 9c^3d^3 3b^2d^2

Math
5k^2u^2 3z^2 ________ + ____ 12b^2d^2 4bk^3 How would I solve this?

Math
Is this equation right is it worked correctly x 1 ----- - -------- x2-4 x2+4x+4 This is how she simplified it: x(x2+4x+4) - 1(x2-4) ------------------- (x2-4)(x2+4x+4) x3+4x2+4x-x2+4 ------------- x4+4x3-16x-16 x3+3x2+4x+4 ------------ x4+4x3-16x-16 1+3x2+1+1 --------- x4+4-4-...

word problem
so it would be193 cheeseburgers right

word problem
If 258 hamburgers and cheeseburgers were sold and the number of cheeseburgers sold was two times the amount of hambugerssold how many hamburgers were sold? Is this right? 258 divided by 2 =129

Math
m=y^2-y^1/x^2-x^1 solve for i1

yx3 _____ How do I slimplfy y6x4

Math
solve for x 5x-3/4=2/3-7/2

math
How can a rectangle with be used to illustrate the multiplication of polynormals

Math

math
Thank you

math
how would I write 9557 in scienctific notation would it be like this: 9.557

help
Thank you very much I hope I can remember the foil method

help
could someone show me the steps for solving this: 3x+24=9(x+4)

help
7w/15x times 6wx/w How do I work this one

Math
write in scienctific notation: 0.003191

Math
write 0.003191 in scientific notation

Math
Simplfy the following (x^2-9x+9)-(-2x+4)+(6x^2-7x-5) solution: x^2-0 -x+2+ thats as far as I got

Math
Base fee is 16.99 and a additionalcharge of .77each mile and he had to pay 133.26 how many miles did he drive the truck? Do I take the 16.99 from the 133.26 which is 116.27 then divide that by .77 which would be 15.1

Math
Thank you

Math
Put in simplest form withoiut parenthesis: (w-2)(w+1) Is this right w^2-2+1

Math
How do I break this down to factor it? 2x^2+13xy+15y^2

accounting
Please computate retained earnings During 2009, Edgemont Corporation had revenues of \$230,000 and expenses, including income taxes, of \$190,000. On December 31, 2008, Edgemont had assets of \$350,000,liabilities of \$80,000, and capital stock of 210,000. Edgemont paid a cash ...

French
oops, I see a typo that I didn't notice. It should say et instead of at before mes frères.

French
I wrote this short pen pal letter, and I need someone to check it. It would really help me! Thanks Chère Megan, Je m'appelle Nadine at j'ai treize ans. Je suis ton correspondant! J'apprends le français depuis deux ans et je pense que c'est une ...

French Pen-Pal
Wow, Thanks! Those are really good ideas!

French Pen-Pal
My French teacher is having us write to our fifth grade pen pals, and I sent my first letter a while ago with everyone else in the class. Well, my teacher waited for a while so all of the students would have a chance to respond in a letter of their own and send it back. ...

science
Friction easy But then again the engine but that isnt a force

math
2(4x-4)+2(8x+10)=8x-8+16x+20 perimeter=24x+12

math
2^3 is 8 8*2 is 16

Science
Why do the coolant in a car's radiator protects the engine from damage?

PHYSICS QUESTION!!!!
how do you find the height or time? is it h=squreroot4.9/t or h=squareroott/4.9 or is it something else complettly???

English
Could someone check my answers for this exercise. Dangling Modifiers

Chemistry
can anyone help me with this question A solution is made by dissolving 0.078g of Ca(OH)2 in water to make 100ml of final solution. Calculate the pH of the solution im not sure about how to use the 100ml. thanks -nad You need the 100 ml to determine concentration of OH ion. ...

science
when current flows through a wrapped in coils around a bar magnet, a temporary magnet known as a _________________ is created. Did you omit a word? perpahs metal. For the blank, are you thinking of electromagnet?

social studies
what did they call the mummy shaped figure that worked in the afterlife's fields for the mummy? http://www.carlos.emory.edu/ODYSSEY/EGYPT/shabtis.html

microeconomics
what is ment by allocative and productive efficency stuff