Wednesday

October 22, 2014

October 22, 2014

Total # Posts: 72,886

**statistics**

The number of hours that college students sleep on a week night is approximated by a normal curve with a mean of 7 hours and a standard deviation of 1.7 hours. Answer the question below using a z table: On a week night, what percentage of students sleep between 5 and 10 hours
*August 18, 2014*

**geometry**

angles versus length & height
*August 18, 2014*

**Please Help ! Analytic Geometry**

Duck u
*August 18, 2014*

**Math**

a person sol 100 shares of stock at a profit of 15%. if the selling price for the 100 shares was 2300. what was paid for the stock?
*August 17, 2014*

**Math**

A person stock worth 2300 at 100 shares and they had a 15 % profit how much was the stock
*August 17, 2014*

**cda**

A criticism of the information -process approach is that it
*August 17, 2014*

**math**

The leng of the smaller rectangle is 1 inch less than twice its wide. both the dimensions of the larger rectangle are 2 inches longer than the smaller rectangle. the area of the shaded region is 86 square inches. what is the area of the smaller rectangle?
*August 17, 2014*

**Math**

This is not my answer but Ms. Sue you do need to provide me the Answer
*August 17, 2014*

**Math**

I also don't know but u just assume that Fluffaluff is a bamboo tree
*August 17, 2014*

**Math**

Assign variables for the following problem (you do not need to solve the problem) Thirty fluffaluff trees are introduced on an island at the start of year zero. At the start of thirty there are 55 fluffaluff trees. Use the fluffaluff formula to find how many fluffaluff trees ...
*August 17, 2014*

**math**

The length of a rectangle of perimeter 64 cm is 5/3 of its breadth . Find the area of rectangle ?
*August 17, 2014*

**physics **

Plot a speed-time graph of a car A traveling at a uniform speed of 80km/hr on the same graph plot the speed-time graph of 2nd car B starting from rest and uniformly accelarating through a maximum speed of 80km/hr a) what relations do you find between the distance covered by ...
*August 17, 2014*

**chemistry**

calculate the concentration of ammonium nitrate solution.
*August 17, 2014*

**statistics**

In performing a hypothesis test, the null hypothesis is population mean = 6.9 and the alternative hypothesis is population mean ≠ 6.9, a random sample of 16 items is selected. The sample mean is 7.1 and the sample standard deviation is 2.0. The population is ...
*August 17, 2014*

**chemistry**

if the wavelength of the first line in the balmer series in a hydrogen spectrum is 6863A .calculate the wavelength of the line in the lyman series in the same spectrum
*August 17, 2014*

**chemistry**

an endothermic reaction a to b has an activation energy of 15 kcal per mol and heat of reaction 5 kcal per mol the activation energy for the reaction b to a will be ?
*August 17, 2014*

**math**

Place parentheses in the following equation to make it true. 6 + 6 ÷ 6 x 6 - 6 = 0
*August 16, 2014*

**english**

Will I get a 100 if I use these answers
*August 15, 2014*

**log 101**

An 80% learning curve has been observed for the production of the MEERKAT system. If the 5th production unit''s recurring cost is $1 million, what will be the recurring cost for the 10th production unit? Assume that the production line is continuous and that the ...
*August 15, 2014*

**Practice **

A sentence using as many long vowel sound words as possible
*August 14, 2014*

**math**

Shawnee is putting $3,500 into an account earning 4.85% interest compounded quarterly. She estimates that it will take just over 11 years for this investment to grow to $6,000. Which of the following is a true statement?
*August 14, 2014*

**Science**

photosynthesis= carbon dioxide + water + light energy → glucose + oxygen + water (the arrow means that things before it react to yield the products after) Oxygen is one of the products.
*August 14, 2014*

**Economics**

. When concert tickets are priced below equilibrium, who gets them? Is this distribution of tickets fairer than a pure market distribution? Is it more efficient? Who gains or loses if all the tickets are resold (scalped) at the market-clearing price?
*August 14, 2014*

**Economics**

please give me a answer
*August 13, 2014*

**Algebra 2**

x-3/2x*6x^2/5
*August 13, 2014*

**Math**

What is the scale factor as a percent that will result if the rule is applied to a point (x,y) on a coordinate grid? 1. (1.5x,1.5y) is it, 150% 15% 1.5% or none of these? 2. (0.7x,0.7y)is it 700% 7% 0.7% or none of these?
*August 13, 2014*

**Biology: Genetics**

18.Which of these is trueof meiosis? A. n → 2n B. n → n C. 2n → n D. 2n → 2n Is it C.?
*August 13, 2014*

**Biology: Genetics**

18.Which of these is true of meiosis? A. n → 2n B. n → n C. 2n → n D. 2n → 2n Is C. the right aswer?
*August 13, 2014*

**english 3**

thank you Ms. Sue
*August 13, 2014*

**english 3**

In Moby-Dick, what does the gold coin symbolize for the crew? A. Ahab's fortune from his business B. their reward for finding the whale C. the Pequod's profits from whaling D. Ahab's wish to seem better than them
*August 13, 2014*

**english 3**

In the following stanza from “I heard a Fly buzz—when I died—,” which words form a slant rhyme? The Eyes around—had wrung them dry— / And Breaths were gathering firm / For that last Onset—when the King / Be witnessed—in the Room —
*August 13, 2014*

**statistics**

hghgh
*August 13, 2014*

**statistics**

A research organization claims that the monthly wages of industrial workers in district X exceeds that of those in district Y by more than Rs 150. Two different samples drawn independently from the two district yielded the following results: District X: 1 x = 648, 2 1 s = 120...
*August 13, 2014*

**Math**

234
*August 13, 2014*

**Math**

-2/5+(-1/10)
*August 12, 2014*

**algebra**

julia is studying the sum of interior angles in polygons. she creates polygons with 3,5,6,7 and 9 sides, and records the sum of the interior angles in each polygon in the table. Write an equation or inequality that represents the situation.
*August 12, 2014*

**accounting**

The charter of the corporation authorized 500,000 shares of $5 par common stock, and 50,000 shares of $40 par, 3%, preferred stock. As of January 1, 2014, there were 20,000 shares of common stock issued and outstanding and 4,000 shares of preferred stock issued and outstanding...
*August 12, 2014*

**High School Physics**

A car is moving at 20.0 m/s [N] when it begins to constantly accelerate to a final velocity of 10.0 m/s [E]. The magnitude of its displacement during this time is 1.50 x 10^2 m. How long did the acceleration last? I know that the answer is 13.4 s, but can you show me how you ...
*August 12, 2014*

**business**

Write a 700- to 1,050-word paper in which you practice identifying the critical first stage of developing any research study: •State the purpose of the business research for each article. •Determine the research questions and hypotheses being researched in each ...
*August 12, 2014*

**Algebra **

If EG = 59 what are EF and FG? E to F is 8x-14 and F to G is 4x+1 X=______ EF=_______ FG=_______
*August 12, 2014*

**chemistry**

9. The reaction of 50 mL of N2 gas with 150 mL H2 gas to form ammonia via the equation: N 2(g) + 3H2 (g) → 2NH3 (g) will produce a total of mL of ammonia if pressure and temperature are kept constant
*August 12, 2014*

**Grammar**

You mustn't allow your frustration to interfere with your motivation," advised the Admission Counselor. 'Tech support is available to help", she then explained. Is that punctuated correctly
*August 12, 2014*

**physics**

according to the statement given what is the magnitude of the velocity of the rock just before it strikes the ground
*August 12, 2014*

**Math**

let f: ℤ→ ℤ and g: ℤ → ℤ be functions defined by f(x) = 3x + 1 and g(x) = |_x/2_|. (a) Is f o g one-to-one? prove (b) is f o g unto? prove (c) Is g o f one-to-one? (d) Is g o f unto? Thank you for your help.
*August 12, 2014*

**6th grade math**

Mark has $4.40 nickels and dimes.he has thirteen more nickels than dimes. How many of each does he have?
*August 12, 2014*

**mathhhhhhh!**

Find the solution to the system by the substitution methond. y=4x-4 y=5x a.(1,0) b.(-4,-20) c.(4,0) d.(-3,-15) (Im confused !!!please explain to me how get the answer)!
*August 11, 2014*

**math**

Shane takes a big cube of butter with sides of length 5 from the refrigerator. He then cuts out a little cube with sides of length 2 from one of the corners of the cube. Write a numerical expression with exponents that describes the volume of butter left.
*August 11, 2014*

**math**

0.004
*August 11, 2014*

**polynomials and polynomial functions**

Solve the equation 3z3 − 300z = 0.
*August 11, 2014*

**statistics**

150 students is 60 kg the mean of body is 70 kg withstandard deviation of 10 kg and mean weight of girls is 55 kg with standard deviation of 15kg.calculate the number of boys and the combined standard deviation. Also find whether the coefficient of deviation is hired for girls...
*August 11, 2014*

**math**

calculate the value of (1 sec20¡ã cot20¡ã)(1-cosec20¡ã tan70¡ã)
*August 11, 2014*

**mathematics**

In a two digit number,the tens digit is 3 more than the inits(ones) digit.if the unit digit is 2,find the number
*August 11, 2014*

**maths**

the school cefeteria serves pizza every sixth day and applesauce every eight day. if pizza and applesauce are both on today's menu, how many days will it be before they are both on the menu again"
*August 11, 2014*

**math**

how to calculate los
*August 10, 2014*

**math**

Transcriptionist B is a full-time employee earning $10.00 per hour and an annual salary of $20,800. He transcribes 900 lines per day for a total of 234,000 lines per year. What is the unit medical transcription labor cost for transcriptionist B? Round to the first decimal ...
*August 10, 2014*

**Physics**

While sitting on a tree branch 11m above the ground, you drop a chestnut. When the chestnut has fallen 2.7m , you throw a second chestnut straight down. What initial speed must you give the second chestnut if they are both to reach the ground at the same time? I know I am ...
*August 10, 2014*

**math**

Thanks a lot Ms.Sue! You are great! :)
*August 10, 2014*

**math**

In one year what percent of your time is spent in school? Year=365 days School year=180 days I know that the answer is a little bit over 50%, but I am not too sure about the exact answer.
*August 10, 2014*

**Math**

A line passes through the points (-10,-4) and (-1,2). What is the slope of the line that passes through the two points?
*August 10, 2014*

**Math**

expression that is equivalent to -6(x - 3).
*August 10, 2014*

**statistics**

Suppose that on a certain examination in advanced mathematics, students from University A achieve scores which are normally distributed with a mean of 625 and a variance of 100, and that students from University B achieve scores which are normally distributed with a mean of ...
*August 10, 2014*

**Life**

bobpursley i meant as in a name. but your answer makes sense. i'll make sure to structure my questions differently next time :)
*August 9, 2014*

**Life**

I think I'll go with ignorant. :) Thanks!
*August 9, 2014*

**Life**

Is there a way to call people who are against gay couples?
*August 9, 2014*

**AP Government and Politics**

This is my paragraph for racism, but I don't know where I'm going with it. "Another topic that adds to the culture war in America is racism. During the 17th century, America practiced slavery. It was part of the culture. Slaves, usually African Americans, were ...
*August 9, 2014*

**AP Government and Politics**

Ohhhhhh. I changed my main points from immigration to racism... Would that work?
*August 9, 2014*

**AP Government and Politics**

Ms. Sue, drugs!
*August 9, 2014*

**AP Government and Politics**

Since it's more of a legal/illegal situation, rather than a moral/immoral.
*August 9, 2014*

**AP Government and Politics**

Okay. I think I have to change immigration, right?
*August 9, 2014*

**AP Government and Politics**

I have to write a two page essay on whether or not I think that there is a culture war going on in America right now. I say that there is, and my examples are same-sex marriage, immigration, and abortion. Are these good examples?
*August 9, 2014*

**BIOCHEMISTRY**

Put bands from bottom(+ ve) to top (- ve) in following order - TTATTAACCTGAT
*August 8, 2014*

**algebra**

y=Z/n
*August 7, 2014*

**Math**

It's a levers problem. So You need to know following. Weight1 *Distance1(from fulcrum)=W2 *D2 What is child's weight? If 70 lb, 70 *5 =175 * X So X=2 Adult need to sit 2 feet from the fulcrum.
*August 7, 2014*

**trig**

the angle of from the top of a 41 fdepression as measured oot tower to a reference point on the ground is 65 degrees. How far away, to the nearest foot, is the reference point from the base of the tower
*August 7, 2014*

**Physics**

A gun is fired parallel to the ground. At the same instant, a bullet of equal size and mass next to the muzzle is released and drops to the ground. Which hits the ground first and why? I think that the bullets will hit the ground at the same time because the bullet that is ...
*August 7, 2014*

**physics**

A particle undergoes two displaments , measured from the positive x-axis, with counterclockwise positive.The first has a magnitude of 11 m and makes an angle of 88 with the positive x-axis. The resultant displacement has a magnitude of 6.8 m direceted at an angle of 115 from ...
*August 7, 2014*

**Chemistry**

HNO3 used as a reagent has a specific gravity of 1.42 g/ mL and contains 70% by strength HNO3. Calculate: Volume of acid that contains 60 g pure acid? Volume of water required to make 1 molar solution from 2 mL concentrated HNO3?
*August 7, 2014*

**Maths**

1) -_/a^3 2) _/_/a 3) _/^3_/64a^6b^12
*August 7, 2014*

**HISTORY**

The richest discovery in the history of mining occurred in 1873. This so-called "Big Bonanza" made _______ the richest man in the world.
*August 7, 2014*

**physics**

Show that the critical velocity of body revolving in cercular orbit very close to the surface of a planet of radiuis R and meandencity.
*August 7, 2014*

**physics**

a bus travels from one point to another wuth a speed of 40km/h and returns with a speed of 60km/h.what is e average speed and average velocity of the bus?
*August 7, 2014*

**CHECK PLEASE !!**

The Awnswer is do your HW Dimwit
*August 7, 2014*

**sci**

How to prepare 1mol conc. Sol
*August 6, 2014*

**sci**

How to prepare 1mol conc. Sol
*August 6, 2014*

**algebra**

rational
*August 6, 2014*

**PHYSICS**

3) A 10.0 kg object is hanging by a massless rope in an elevator that is traveling upward. The tension in the rope is measured to be 75.0 N. What are the magnitude and direction of the acceleration of the elevator?
*August 6, 2014*

**Physics**

2) A child sits on a merry-go-round, 1.5 meters from the center. The merry-go-round is turning at a constant rate, and the child is observed to have a radial acceleration of 2.3m/s^2. How long does it take for the merry-go-round to make one revolution?
*August 6, 2014*

**Physics**

1) A car moving along a straight stretch of road at 60 mph [26.7 meters/sec]. The driver makes slams on his breaks locking them so that the car skids to a stop. Assume a constant braking force due to friction, and a kinetic friction coefficient of 0.70 between the tires and ...
*August 6, 2014*

**Math**

Explain how knowing that that 5 divided by 8 equals = .625 helps you write the decimal for 4 5/8
*August 6, 2014*

**anonymous**

The forms used in your coding area cost $100.00 per one thousand forms for the first 2,000 and $50 for every one thousand thereafter. If you need to order 5,000 forms, what is the total cost?
*August 6, 2014*

**surface processes on earth **

What is the most significant factor that ontros yhe development of soil.
*August 6, 2014*

**physics**

1. Two carts, one twice the mass of the other, experience the same force for the same time. What is their difference in momentum? What is their difference in kinetic energy?
*August 6, 2014*

**reading**

may cause drowsiness alcohol may intensity this effect. use oare when operating a car or dangerous machinery.which of the following is logical conclusion based on
*August 6, 2014*

**physics**

why is the surface of a bell made large?
*August 5, 2014*

**physics**

A projectile is launched at an angle of 30 to the horizontal with a speed of 30 m/s. How does the horizontal component of its velocity 1.0 s after launch compare with its horizontal component of velocity 2.0 s after launch?
*August 5, 2014*

**Finance Help**

I need to write about this question: Discuss the various stockholder rights. What factor(s) make the valuation of common stock more complicated than the valuation of bonds/preferred stocks? (im so confused!!) :(
*August 5, 2014*

**Math help**

5x+2y=12 How do i solve it?
*August 5, 2014*

**Sports **

What are some examples of some kind of disciplinary enforcement for sports?
*August 5, 2014*

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