Sunday

April 19, 2015

April 19, 2015

Total # Posts: 80,346

**math**

Christina Dwyer is searching for a new job. She lives in Shreveport, Louisiana, and has interviews in Barrow, Alaska; Tucson, Arizona; and Rochester, New York. The cost of one-way flights between these four cities is as follows: Shreveport to Barrow costs $855, Shreveport to ...
*March 17, 2015*

**Vectors**

If you were to divide both sides by 2, then you would get x+5y=15.5. Since the # we are trying to get is a fraction, there is no 2 integers that can add/subtract to a none integer #
*March 17, 2015*

**Math**

You first multiply -4.9t by -4.9t. Then you subtract 73.5 from both sides and from there you use the quadratic formula.
*March 17, 2015*

**math**

capacity=22.5+ 1.45*30 m^3
*March 17, 2015*

**Chemistry**

Write equations for the separation of Fe2O3 from Bauxite ore, along with a short description of the process. I have no idea where to start for this question, any help would be appreciated!
*March 17, 2015*

**Business**

I have looked at many sites on the topic, however I am still struggling to come up with an idea.
*March 17, 2015*

**Business**

I need to create a business idea using the blue ocean strategy but I cannot think of anything that would work. Can anyone recommend some ideas?
*March 17, 2015*

**C. MATH**

I have tried and tried to get the answer but am still confused; please help, thank you... The “Limited Plan” offers a 15% discount for power usage between 7pm – 9am if most of your usage happens during that time. If not, then you lose your discount and you pay a...
*March 17, 2015*

**math**

would it cost 2.41?
*March 17, 2015*

**physics**

A dockworker loading crates on a ship finds that a 17-kg crate, initially at rest on a horizontal surface, requires a 70-N horizontal force to set it in motion. However, after the crate is in motion, a horizontal force of 53 N is required to keep it moving with a constant ...
*March 17, 2015*

**math**

a rectangle with a length of 60mm and a perimeter of 200mm
*March 17, 2015*

**Language Arts**

Was it C or B, M?
*March 17, 2015*

**Language Arts**

You are so welcome :D
*March 17, 2015*

**Language Arts**

Definitely C :)
*March 17, 2015*

**Life orientation**

To what extent can intrapersonal conflict affect choice of a career
*March 17, 2015*

**Math**

I was told that was the answer and wanted to make sure. Please help with showing how to work it. Thanks,
*March 17, 2015*

**Math**

The “Limited Plan” offers a 15% discount for power usage between 7pm – 9am if most of your usage happens during that time. If not, then you lose your discount and you pay a 20% premium on the usage outside of that time. The cost per kilowatt hour is $0.05432. ...
*March 17, 2015*

**mathh <3**

7. the back-to-back stem-and-leaf plot below shows the ages of patients seen by two doctors in a family clinic one day. what is the difference between the age of the oldest patient seen by doctor 1 and the age of the oldest patient seen by doctor 2. AGE OF DOCTORS PATIENTS ...
*March 17, 2015*

**physics**

A planet has a mass of 6.08 × 1023 kg and a radius of 2.62 × 106 m. (a) What is the acceleration due to gravity on this planet? (b) How much would a 63.6-kg person weigh on this planet?
*March 17, 2015*

**MATHHH HELP ASAP**

The NBA players because that would make them WAYYY to tall.. And the rain, because it can't rain that much, especially in June.
*March 17, 2015*

**MATHHH HELP ASAP**

Okay so my last response is B, im 75% that is correct.
*March 17, 2015*

**MATHHH HELP ASAP**

3. The Step-And-Leaf Plot below could NOT represent which of the following? 1 | 1 2 2 7 7 2 | 1 4 4 7 3 | 3 5 6 8 9 Ket: 3 | 5 means 3.5 A. The average number inches rain in june B. The height of plant seedlings, in inches C. The weight of phonebooks, in pounds d. The height ...
*March 17, 2015*

**Maths **

Paul travels from Rye to Easton at an average speed of 90km/h. He travels for T hours. Mary makes the same journey at an average speed of 70km/h. She travels for 1 hour longer than paul. Work out the value of T.
*March 17, 2015*

**Math!! Help ASAP**

Thanks So Much for your help!
*March 17, 2015*

**Math!! Help ASAP**

Oh Wow!! I get it now, Please say Im right lol. D?!
*March 17, 2015*

**Math!! Help ASAP**

so c?
*March 17, 2015*

**Math!! Help ASAP**

@Ms. Sue ?!
*March 17, 2015*

**Math!! Help ASAP**

Thank you for your answer, but I need somebody 100% sure, At the moment I am failing this class and I need all the correct answers as possible, So No offense But I trust Ms. Sue a little bit more than you, but thanks for the help.
*March 17, 2015*

**Math!! Help ASAP**

So D? or A? this is the kind of stuff that confuses me..
*March 17, 2015*

**Math!! Help ASAP**

6. Which is the best measure of central tendency for the type of data below- the mean, the median, or the mode? Explain. Hours of sleep at night A. Median; there will be outliers B. Range; there are no outliers C. Mode; the data are non-numeric D. Mean; the outliers are ...
*March 17, 2015*

**Math!! Help ASAP**

so A or C?
*March 17, 2015*

**Math!! Help ASAP**

If 3|5 means 3.5 then that would mean 3|9 would be 3.9. And if you convert 3.9 meters into feet you get approx. 12.8 feet. I highly doubt there are many NBA players that tall.
*March 17, 2015*

**Math!! Help ASAP**

Ms. Sue?!?!
*March 17, 2015*

**Math!! Help ASAP**

3. The Step-And-Leaf Plot below could NOT represent which of the following? 1 | 1 2 2 7 7 2 | 1 4 4 7 3 | 3 5 6 8 9 Ket: 3 | 5 means 3.5 A. The average number inches rain in june B. The height of plant seedlings, in inches C. The weight of phonebooks, in pounds d. The height ...
*March 17, 2015*

**Language Arts**

I would think that the incorrect answer would be B
*March 17, 2015*

**Math**

In this document... berkleyschools . org/NorthstarMedia/download/123084?token=OCaRojCyVwc%3D Is A the correct answer to question 70?
*March 16, 2015*

**Art**

I DID. I put Persian landscape art and people drawings came up.
*March 16, 2015*

**Art**

What is the main subject of Persian landscape art, and what does it communicate about the Persian culture and worldview? A. Rivers; they represent life and are central to Persian mythology. B. People; Persians enjoy group gatherings and value relationships. C. Livestock; ...
*March 16, 2015*

**PHYSICS **

A simple open U-tube contains mercury. When 11.9 cm of water is poured into the right arm of the tube, how high above its initial level does the mercury rise in the left arm? Take the density of mercury to be 13.6 g/cm3 and the density of water to be 1.00 g/cm3.
*March 16, 2015*

**Art**

How does a landscape artist make an object in the foreground appear closer than an object in background? A. By making the object in the foreground larger in comparison to the background objects. B. By making the object in the foreground less detailed in comparison to ...
*March 16, 2015*

**ss**

1.which of the following best describes the conservative democrats in south carolina during reconstruction? a. they favored small land owners and workers b. they were wealthy and formerly confederate leaders c. the believed in social equality between races d. they wanted a ...
*March 16, 2015*

**physics**

Two ice skaters hold hands and rotate, making one revolution in 2.4 s. Their masses are 60 kg and 70 kg, and they are separated by 1.5 m. Find the angular momentum of the system about their center of mass.
*March 16, 2015*

** Math**

The following circle graph was published in the Cane Country annual report. If there are 1,000 registered voters in Cane Country, how many 35-45 years old? On the graph 35-45 years old is graph at 30%. A. 150 voters B. 250 voters C. 300 voters D. 350 voters Is the answer C? ...
*March 16, 2015*

**Math Problem**

Mrs. Bond made a deposit of $100 into her checking account. Then she wrote checks for $97.54 and $48.27. If her previous balance was $320.39, what is her new balance? - I also need help with Mika bought two copies of the same book and a tape priced at $11.95. She gave the ...
*March 16, 2015*

**Math**

Sorry this is the right way.. not the way I said it above. I got it!! 9:59 - 22 (since it ran 22 min longer) you get 9:37 now subtract 3 hours. you get 6:37 since it started 7 min late add 7 to 6:37, which equals 6:44 Then subtract 7 by 22 22- 7= 15. I did this because it ...
*March 16, 2015*

**Math**

Since it started 7 min. late you can add 7 minutes to 6:59 which is 7:06. then I'm not sure what to do with the 22 min.
*March 16, 2015*

**Math**

Well you can do something like this. 9:59 subtract 3 hours. which is 6:59 then you do the math with 22 min and 7 min. let me think about that hold on.
*March 16, 2015*

**Tech Ed**

THank you!
*March 16, 2015*

**Tech Ed**

Soren is organizing the files that he will use in the movie he is creating. his files include the following extensions: jpg, .gif, .wmv, and .mov. which subfolders should he place in the unit project folder. choose all that apply A. images B. audio C. documents D. video Is it ...
*March 16, 2015*

**Tech. Ed**

Okay thanks. I 100% think it is B
*March 16, 2015*

**Tech. Ed**

delia is developing a storyboard for her movie about her autoniography. In this lesson you learned about the phases of creating an informative movie. In was phase of movie creation is delia? A. research Phase B. Planning Phase C. Editing Phase D. creation Phase I think its B
*March 16, 2015*

**math**

thank u humanoid
*March 16, 2015*

**math**

write a word probelm that has more than one step in the solution
*March 16, 2015*

**PLZZZZ HELP**

You have to chose a book to read, and give a report on why or why not you would recoment the book to your friend. It has to be your own book, so like for example when I had this question I chose to write on the book Tangerine thats what I put as the title and Edward Bloor as ...
*March 16, 2015*

**Math**

because w stands for a number. You are trying to find what number w is I know it's 6 because I worked it out. what is 8 times 3? it's 24. So I know 24 divded by 3 is 8. But the problem is 8=4w divded by 3 .. Now I need to find out how to turn w into a number that ...
*March 16, 2015*

**Math**

8= 4w divided by 3 4 times 6 = 24 24 divided by 3 = 8 does this make more sense?
*March 16, 2015*

**Math**

w= 6
*March 16, 2015*

**Math**

4 times what number equals.. then divide.. 4 times 6 equals 24 24 divided by 3 is 8
*March 16, 2015*

**Art**

The painting should show up if you search File:Constant Troyon - Coast near Villers
*March 16, 2015*

**Art**

What does this painting by Constant Troyon Suggest about his culture's relationship with nature? If you search File:Constant Troyon - Coast near Villers the painting should A. humans lived in fear of nature B. humans lived in harmony with nature C. humans lived ...
*March 16, 2015*

**Math**

Solve -11>t + 7
*March 16, 2015*

**Math**

Thank you !!!
*March 16, 2015*

**Math**

Larry mows the same-sized lawns in his neighborhood each weekend during the summer. Part A Each time Larry mows a lawn he uses 1/6 of a gallon of gasoline. If he has 2/3 of a gallon of gasoline, how many lawns can he mow before he needs to buy more gasoline? Show your work. ...
*March 16, 2015*

**math**

thanks
*March 16, 2015*

**math**

The number of students receiving an a on the test was equal to 15% of the total number of students. What would the equation be? I have started it off : s=
*March 16, 2015*

**calculus**

find a projectile fired with an initial velocity of 128 feet per second at an angle of 26 degrees
*March 16, 2015*

**math**

the level of pool water goes from4.5 feet to 6 feet. what is the percent increase?
*March 16, 2015*

**PHI208**

Tom Regan’s view of animals is that (Points : 1)
*March 16, 2015*

**Physics**

How far do you travel when you acclerate at a rate of 2.3m/s2 while initially travelling at 12m/s and ending at a velocity of 19m/s?
*March 16, 2015*

**Chemisty **

how many moles of hydrogen will be liberated from 200.0ml of 3.00M HCL reacting with an excess of magnesium?
*March 16, 2015*

**English**

Chapter One: 1 - no 2 - no 3 - yes 4 - yes 5 - yes Chapter Three: 1 - no (is Walter mentally ill?) 2 - yes 3 - yes 4 - yes 5 - you have not made a choice 6 - yes 7 - you have not made a choice 9 - yes, but the other answers don't make sense as you have copied them. She'...
*March 16, 2015*

**algbera**

What is the corresponding temp in 77 degrees Fahrenheit to degrees celsio us
*March 15, 2015*

**chemistry**

Your question is?
*March 15, 2015*

**MATH**

Suppose that 3% of all adults suffer from diabetes and that 29% of all adults are obese. Suppose also that 2% of all adults both are obese and suffer from diabetes. (a)Find the probability that a randomly chosen adult is obese, given that he or she suffers from diabetes. Round...
*March 15, 2015*

**Calculus**

For how many values of x will the tangent lines to y=4sinx and y=x^2/2 be parallel? A. 0 B. 1 C. 3 D. 4 E. Infinite Thanks.
*March 15, 2015*

**Calculus check**

A function f(x) is continuous for all x and has a local minimum at (1,8). Which must be true? A. f'(1)=0 B. f' exists at x=1 C. The graph is concave up at x=1 D. f'(x) is less than 0 if x is less than 1, f'(x) is greater than 0 if x is greater than 1 E. f'...
*March 15, 2015*

**Please check my calculus**

A conical tank has a height that is always 3 times its radius. If water is leaving the tank at the rate of 50 cubic feet per minute, how fast if the water level falling in feet per minute when the water is 3 feet high? Volume of a cone is V=1/3(pi)r^2h A. 1.000 B. 5.305 C. 15...
*March 15, 2015*

**Calc**

Find the derivative of: 1. Xlog base e (log base e X) 2. log base x 7 3. (sinh x)^2 - (cosh x)^2
*March 15, 2015*

**Physic**

1. Evaluate dF/dr when r=10,000, given that F= GmM/(r^2) and that F decreases by 3N/m when r=20,000. 2. The lowest point of a 5 meter long ladder is pulled away from a wall at 0.3 meters/sec. Find the rate at which the angle between the ladder and the wall changes when the ...
*March 15, 2015*

**math**

A cell phone company charges by the minute (and partial minute) for a phone call. Arionna’s plan includes 300 minutes in the $20 base cost. If she uses more than 300 minutes, there is a $5 overage fee and an additional charge of $0.25 per minute. Which graph represents ...
*March 15, 2015*

**Math**

Which of the following is true about a trend line for data? A. The minimum data point always lies on the trend line. B. Every data point must lie on the trend line. C. The trend line describes the pattern in the data if one exits. D. The trend line includes the effect of all ...
*March 15, 2015*

**precal**

whats (2√3)^2 equal to?
*March 15, 2015*

**Please check my calculus**

If x^2+xy-y=2, find dy/dx My answer: (2x+y)/(1-x)
*March 15, 2015*

**Calculus**

For f(x)=x^2/3(x^2-4) on [-2,2] the "c" value that satisfies the Rolle's Theorem is A. 0 B. 2 C. +or-2 D. There is no value for c because f(0) does not exist E. There is no value for c because f(x) is not differentiable on (-2,2)
*March 15, 2015*

**Calculus**

Let f be a function such that the limit as h approaches 0 [(f(5+h)-f(5))/h]=4. Which of the following must be true? I. f(5)=4 II. f'(5)=4 III. f is continuous at x=5 A. I only B. II only C. III only D. I and II only E. II and III only
*March 15, 2015*

**Calculus**

If f'(x)=sinx and f(pi)=3, then f(x)= A. Cosx+4 B. Cosx+3 C. -cosx+2 D. -cosx-2 E. -cosx+4
*March 15, 2015*

**Please check my Calculus**

Even? when plug n numbers into formula
*March 15, 2015*

**Please check my Calculus**

f(x)=x^n , where n is a positive integer greater or equal to 2. The graph of f(x) will have an inflection point when n is A. Even B. Odd C. Divisible by 3 D. For all values E. For no values I got B.
*March 15, 2015*

**English help**

In Star Wars: a new hope when did a father-son(uncle) experience separation?
*March 15, 2015*

**World history**

Revolutions of 1848
*March 15, 2015*

**World history**

"It was a town of red brick, or of brick that would have been red if the smoke and ashes had allowed it; but as matters stood, it was a town of unnatural red and black like the painted face of a savage. It was a town of machinery and tall chimneys, out of which ...
*March 15, 2015*

**Chem**

Silver nitrate and aluminum chloride react with each other by exchanging anions as shown below. 3 AgNO3 (aq)+ AlCl3 (aq) → Al(NO3)3 (aq) + 3 AgCl (s) How many moles of AgCl is produced when 1 mol of AgNO3 reacts with 1 mol of AlCl3?
*March 15, 2015*

**Calculus check**

E?
*March 15, 2015*

**Calculus**

If f(x) is a continuous function with f"(x)=-5x^2(2x-1)^2(3x+1)^3 , find the set of values for x for which f(x) has an inflection point. A. {0,-1/3,1/2} B. {-1/3,1/2} C. {-1/3} D. {1/2} E. No inflection points
*March 15, 2015*

**Calculus**

Nevermind. Sorry
*March 15, 2015*

**Calculus**

Not distribute. The integral. I'm confused on u-substitution.
*March 15, 2015*

**Calculus**

The integral of sqrt(x)(sqrt(x)+1) dx A. 2(x^3/2+x)+c B. x^2/2+x+c C. 1/2(sqrt(x)+1)^2+c D. x^2/2+2x^3/2/3+c E. x+2sqrt(x)+c
*March 15, 2015*

**Calculus**

If y=3x-7, x is greater than 0, what is the minimum product of x^2y? A. -5.646 B. 0 C. 1.556 D. 2.813 E. 4.841
*March 15, 2015*

**Calculus**

If the limit as x approaches infinity (6x^2/200-4x-kx^2)=1/2, then k= A. 3 B. -3 C. 12 D. -12 E. -3
*March 15, 2015*

**math**

A farmer has 100metres of fencing from which to build a rectangular chicken run. He intends to use two adjancent walls for two sides of the rectangular enclosure. Determine a formular for the enclosed area in terms of X?
*March 15, 2015*