Friday

May 27, 2016
Total # Posts: 1,733

**Math **

A spy plane, whose average speed in still air is 250 mph, departs with a 40 mph tailwind and returns to the same airport flying into the same wind. How far from the airport can the plane fly if it has enough fuel to fly for 5 hours?
*May 26, 2015*

**math**

What a horribly vague answer Steve. To someone who had a similar problem, you were of no help. can you at least say what the letters/variables represent?
*May 4, 2015*

**maths**

Solve for one of the variables in one of the equations, then plug that into the other two equations and solve for the other two variables. The easiest was to do this is honestly using linear algebra and turning that into a augmented matrix, but i dont know if you have taken ...
*May 3, 2015*

**Chemistry(difficult)**

Thank you DrBob, you saved a couple hours of my life.
*May 3, 2015*

**Chemistry(difficult)**

A moon rock collected by a U.S. Apollo mission is estimated to be 3.70 billion years old by uranium/lead dating. Assuming that the rock did not contain any lead when it was formed, what is the current mass of 206Pb per 1.185 g of 238U in the rock? The half-life of 238U is t1/2...
*May 3, 2015*

**Math**

A solid is made up of two rectangular prisms how would I find the surface area of the solid? The diagram shows 3 feet on top, 6 feet on the left side, 7 feet on the bottom, 2 feet and 4 feet to the right Our teacher gave us the answer of 156 then told us to figure out how she ...
*April 28, 2015*

**geometry **

What will happen to the circumference and the area of the maze a fun house maze that is circular in shape has a diameter of 50 feet. the owner decides to double the radius of the maze?
*April 27, 2015*

**Math**

Thank You Ms. Sue - you have been a great help as always. Josh
*April 27, 2015*

**Math**

I know how to find the surface area of a rectangular prism but, I am not sure when given the coordinates of 4 feet by 6 feet by 8 feet which is which? For example: height, width, length? I don't know which way it goes? Thank You very much for any help you can give me.
*April 27, 2015*

**Art**

It was D not A. I just finished this test.
*April 22, 2015*

**Microeconomics**

oops It's D 250
*April 19, 2015*

**Microeconomics**

The quantity of TVs sold is 100 at the unit price $200. Suppose the price elasticity of demand for TVs by the initial value method is 2.0, and you would like to decrease the unit price for TVs to $150. Then the new quantity sold must be __________ . A. 125 B. 150 C. 200 D. 250...
*April 19, 2015*

**ss**

Yes thanks go with it so is dumb don't go with it
*April 17, 2015*

**Chemistry**

salt draws out the water
*April 17, 2015*

**chemistry**

no they didn't give anything else
*April 17, 2015*

**physics**

At what altitude should a satellite be placed into circular orbit
*April 15, 2015*

**math**

55 minutes after 9:55 so 10:50
*April 15, 2015*

**Science**

A 45 N force is applied to a 9.6 kg object, what is it's acceleration?
*April 10, 2015*

**Macroeconomics**

Can someone check my homework answers? Can not find these topics in my book; I read the chapter several times. Thank you 1.Income taxes create a difference between the wage rate paid by companies and received by workers. These taxes __________ both employment and potential GDP...
*April 5, 2015*

**Accounting**

Stuck on a few questions from my Accounting class. If anyone can help; I would be really grateful! 32. Of the following accounts, which might appear in the adjusted trial balance, but not in the post-closing trial balance? A. income summary B. owner's capital C. accounts ...
*March 28, 2015*

**Math**

C is correct answer He traveled 33.5 miles west.
*March 28, 2015*

**Debate**

I need help finding and article or news story to help my argument that Refusing to accept EBT cards is prejudicial. And that law makers should not banned EBT cards in fast food restaurants for the many card holders.
*March 21, 2015*

**Debate**

Thank you again Ms. Sue
*March 20, 2015*

**Debate**

I need help finding a good article for my essay. I need to address the issue that fast food restaurants now serve healthy alternatives, and that it can be good for ebt holders.
*March 20, 2015*

**english**

Thank you Ms.Sue
*March 19, 2015*

**english**

I need help on finding 3 positive points on: why EBT cards should not be banned at fast food restaurants.
*March 19, 2015*

**Science**

i got all of the right its 1.b 2.c 3.b 4.d
*March 19, 2015*

**physics**

Water waves in a lake travel 5.23 m in 1.52 s. The period of oscillation is 0.84 s. What is the speed of the water waves? Answer in units of m/s. what is the wavelength?
*March 17, 2015*

**accounting**

A debit to a liability account was posted to the capital account. This error would cause __________. A. assets to be overstated B. liabilities to be overstated C. capital to be overstated D. None of the above answers are correct. possibly D
*March 15, 2015*

**accounting**

A compound transaction was recorded as follows: debit Equipment, $5,000; debit Cash, $1500; credit Accounts Payable, $3,500. This error would cause __________. A. assets to be overstated B. assets to be understated C. liabilities to be overstated D. liabilities to be ...
*March 15, 2015*

**Physics**

There is a band who uses 10000 W to radiate sound energy in all directions. What was the intensity of sound 10 meters from this speaker? What was the sound level in dB at a distance of 10 m? At what distance from the speaker was the sound level 100 dB?
*March 12, 2015*

**s@e**

4 dot points to why the biophyical environmemt is important
*March 11, 2015*

**AP Calc**

find the area in the first quadrant bounded above by y=sinx, below by the x-axis, and to the right by x=pi/2 is divided into two equal parts by the line x=a. Find a.
*March 1, 2015*

**english**

Use an apostrophe when writing about someone (a noun) that has possession of something. A) true b) false. Is the answer a) true?
*February 28, 2015*

**chemistry**

What is t? Everytime I put 4.50*10^12 for t then I take the e of it I get an error and if I do it negative I get 0. Dont understand this problem at all.
*February 11, 2015*

**calculus**

A small airplane has an air speed of The pilot wishes to fly to a destination that is 480 km due west from the plane’s present location. There is a wind from the south.
*February 10, 2015*

**Math**

An item regularly priced X has a 130% mark up. Write two expressions for the new price
*February 3, 2015*

**Math.**

Seriously, what is with the weird names. Like, tf
*January 28, 2015*

**math**

The sum of two numbers is 12. The sum of their reciprocal is 3/8? what are the numbers?
*January 27, 2015*

**grammer**

is this sentence correct If there is practice after school on Friday, I can drop the kids off, and you can pick them up.
*January 26, 2015*

**math**

The sum of first 12 terms of an arithmetic series is 186, and the 20th term is 83. What is the sum of first 40 terms?
*January 18, 2015*

**math**

how many cubes will fill a box made from this pattern? how do i get that anwser to questions like that?
*January 15, 2015*

**U.S History**

wft they are wronge screw this im sticking with openstudy
*January 9, 2015*

**science**

6 earths rotation takes about ____, whereas its revotution takes about ____. A one day;one year* 7 earth tilted axis affects the strenght of sunlight in different places on earths surface if your in an area that gets less sunlight where are you? A north pole B south pole C ...
*January 9, 2015*

**science **

1 which of earths spheres contains most of its mass? A atmosphere B hydrosphere C geosphere* D biosphere 2 erosion and weathering are examples of which types of forces? A constructive forces B destructive forces* C gravitational forces D inertia-related forces 3 which of the ...
*January 9, 2015*

**math, solving Oblique triangle**

steve, hoe do you solve this cause i dont know how and i dont get it : b/sin49° = c/sin115° = 10/sin16°
*January 5, 2015*

**math, solving Oblique Δ**

can you help me to solve each triangle described below using ΔABC : 1)a = 10, A = 16°, B = 49° 2)a = 8, b = 7, A = 88°
*January 5, 2015*

**Arts**

What is the function of a Digital Media and Animation?? beacuse my books says nothing about it
*December 30, 2014*

**Arts**

what is the function of Animation ???
*December 29, 2014*

**Arts**

What is the function of a Digital Media??
*December 29, 2014*

**Arts**

what is the function of product innovation???
*December 29, 2014*

**Arts**

What is the meaning of print media?
*December 29, 2014*

**Health**

Could you help me in making a Total Health Package cause seriously i really dont have any idea how to make this ?? my purpose of making this is beacause it is one of our requirement that to be submitted after the winter break
*December 27, 2014*

**Arts**

what is the function of Film, Animation, Print Media, Digital Media ?
*December 27, 2014*

**Arts**

what is the function of Innovations in Product & Industrial Design?
*December 27, 2014*

**Arts**

what is the function of Photography?
*December 27, 2014*

**P.E**

can i have the historical background of street dance??
*December 26, 2014*

**Health**

Could you help me in making a Total Health Package cause seriously i really dont have any idea how to make this ??
*December 25, 2014*

**MUSIC**

Search (5) Contemporary Philippine Music Composers * Name of Composer * Picture of Composer if possible * Biography * Works / Achievements
*December 24, 2014*

** ARTS**

Search & Compile the following: () Photography () Film () Animation () Print Media () Digital Media () Innovations in Product & Industrial Design * Definition * Historical Background * Function * Sample
*December 24, 2014*

** P.E.**

Search & Compile the following () Hip-hop () Street Dance () Cheer Dance () Contemporary Dance * Definition * Historical Background * Function * Sample
*December 24, 2014*

**Health**

Could you help me in making a Total Health Package cause seriously i really dont have any idea how to make this
*December 24, 2014*

**Health**

i need help in making on it because i dont know how to make a Total Health Package
*December 24, 2014*

**Health**

Create a conceptual map of Total Health Package (please indicate the data resources)
*December 24, 2014*

**Algebra 2**

solve for x: ax +by =c.
*December 16, 2014*

**Algebra 2**

write a quadratic function in vertex form. write the equation for the axis of symmetry of the parabola.
*December 16, 2014*

**Algebra 2**

for each function what is f(-2)? a. f(x)= 3x +5 b. f(x) = -5/2x -2
*December 16, 2014*

**Algebra 2**

what is the slope of each line? a. 2x-5y =3 b. 3x +2y =4
*December 16, 2014*

**Math**

5 rad = _____ degrees: Round to the nearest hundredth if necessary 5pi/8 = ________ degrees: Round to the nearest hundredth if necessary
*December 14, 2014*

**math**

A tree is 33 and one third ft tall. Why?
*December 11, 2014*

**algebra**

you produce 2000 brownies in a month you have a monthly cost of $1500. when you produce 4000 brownies your monthly cost is $2000. assume that each brownie has a constant amount answer the folloing questons : a. write down a linar equation that gives the cost amout , the ...
*December 11, 2014*

**Physics**

An 82.9 N box of clothes is pulled 28.2 m up a 20.7◦ ramp by a force of 117 N that points along the ramp. The acceleration of gravity is 9.81 m/s^2. If the coefficient of kinetic friction between the box and ramp is 0.29, calculate the change in the box’s kinetic ...
*December 10, 2014*

**Bio**

you were given 1.2*10^7 cells/mL solution. how many cells would be present in 100 microliters
*December 9, 2014*

**Math**

45 quarts
*December 1, 2014*

**science**

Name the substance that makes bones flexible
*November 19, 2014*

**math**

An art teacher has 1 1/2 pounds of red clay and 3/4 pound yellow clay together. Each student in the class. How many students can get enough clay to finish the project.
*November 18, 2014*

**chemistry**

1. The combustion of acetylene is: 2 C2H2 + 5 O2 4 CO2 + 2 H2O ΔHo = -2511 kJ 11a. (5 pts) How much heat is produced if 85 g C2H2 is combusted with excess O2?
*November 18, 2014*

**math fractions**

Brent divided 3 1/5 by a number and got 4 1/2. What number did he divide by?
*November 15, 2014*

**Science**

What is Pi squared?
*November 12, 2014*

**Math Calc**

Let theta be an angle in the first quadrant, and suppose sin theta equals a. Evaluate sin(180 degrees + theta) in terms of a sin(180 degrees + theta) =
*October 24, 2014*

**Physics**

A camera falls from a blimp that is 744 m above the ground and rising at a speed of 15.5 m/s. Find the maximum height reached by the camera with respect to the ground. The acceleration of gravity is 9.8 m/s^2. Answer in units of m. PLEASE HELP SOON
*October 23, 2014*

**Math**

A glass of skim milk supplies 0.1 mg of iron and 8.2 g of protein. A quarter pound of lean red meat provides 3.75 mg of iron and 21 g of protein. If a person on a special diet is to have 7.36 mg of iron and 73 g of protein, how many glasses of skim milk and how many quarter-...
*October 18, 2014*

**Math**

Thanks Damon!
*October 18, 2014*

**Physics**

A charge of +2uC is placed at one end of a meter stick, a charge of -2uC is placed at the other end. Calculate the electric field strength at the 50 cm mark
*October 17, 2014*

**Math**

Thank You Steve
*October 16, 2014*

**Math**

Would this phrase the quotient of 2 and the sum of a number and 5 be expressed as (4 / 2) + (x + 5)? Any help would be appreciated. Thank You
*October 16, 2014*

**Chemistry**

Should add that this is the question as well, sorry: "Calculate the absorbances and using this and the measured molar absorptivity, predict the concentrations of iron(III) and therefore volumes of the 30 mg L–1 iron(III) standard solution required to make your ...
*October 14, 2014*

**Chemistry**

And then how do I get (3)? Is it a matter of going c = 3.11; where 0.15 mg in 50mL -> 0.15/50 = 0.003 = 3ppm. So 3.11mg/50mL = 0.0622 = 62.2 ppm?
*October 14, 2014*

**Chemistry**

I.e. Say for 20% T: A = - log (%T/100) = - log (20/100) =0.69897 = 0.699 Then using c = A/bc: c = 0.699/(0.225 x 1) = 3.11 Does that mean the amount for (2) is 3.11 mg L^-1?
*October 14, 2014*

**Chemistry**

Hi was looking to get some help with an experiment. Currently I trying to determine the amount iron in cereal. And was hoping to get some help with one of the questions I have been given. First off I am the recorded absorbance across the region 470 – 490 nm for the 3.00 ...
*October 14, 2014*

**Ed. tech**

writeteacher you suck anonymous your good
*October 13, 2014*

**Math**

Thank You Reiny
*October 13, 2014*

**Math**

If point A is located at (9, -2), which of the following points would be located 9 units away from point A? A. (9,-7) B. (1,-2) C. (9,-11) D. (9,-9) I believe this would be C (9,-11) would I be right? Thanks for the help.
*October 13, 2014*

**Spanish Work Check**

Can someone check my work and tell me if they're grammatically correct and such? Instructions: Be creative and write a sentence for each of the following verbs using the future simple tense. 1.(ella) Venir Ella vendrá mañana a mi casa. 2. (nosotros) limpiar ...
*October 13, 2014*

**statistics**

if you lose 10% a year, how much will be left of 2.44 million in 26 years?
*October 9, 2014*

**Separation of Racemate**

You have the racemate of a material. This material has an acid group as part of its structure. You also have a chiral base available. Design an experiment to separate the racemate into pure enantiomers. I have no ideas about this experiment and I need some ideas to start off. ...
*October 8, 2014*

**Chem Help Please!**

I only need help with the second question. Thanks!
*October 8, 2014*

**Chem Help Please!**

A material has an optical purity of 50%. How much of each of the enantiomers is present. The R enantiomer of a material has rotation of +35. what is the rotation of the S enantiomers.
*October 8, 2014*

**Chemistry**

A hot air balloon is filled with 1.23 × 106 L of an ideal gas on a cool morning (11 °C). The air is heated to 121 °C. What is the volume of the air in the balloon after it is heated? Assume that none of the gas escapes from the balloon.
*October 7, 2014*

**Chem Help Please!**

A + B ---> C + D ---> F + D
*October 5, 2014*