Friday

March 27, 2015

March 27, 2015

Total # Posts: 63

**please help urgent**

Which of the following is the best estimate of the correlation coefficient for the data shown below? (1, 18), (2, 12), (3, 20), (4, 16), (5, 22), (6, 30), (7, 28), (8, 40), (9, 34), (10, 29), (11, 33), (12, 39), (13, 44), (14, 39), (15, 28) A 0.1 B. 0.3 C. 0.5 D. 0.8
*September 8, 2014*

**please help**

sorry would of took for ever to write them they are a no copy and paste
*September 8, 2014*

**please help**

Donna opens a certificate of deposit (CD) with $2,000. The bank offers a 3% interest rate. If the account compounds quarterly, which of the following equations represents the future value of the account, after 1 year?
*September 8, 2014*

**statistics**

Which interval describes the number of hours spent studying in a typical week for about 50% of the students sampled? 2 to 9 9 to 14 9 to 20 14 to 20 A five number summary of respones is: 2,9, 14, 20, 60
*September 2, 2014*

**Accounting 2 goes with the 1st question**

Split common stock 4 to 1 and reduced PAR from $80 to $20. After the split there were 600,000 shares.
*November 6, 2013*

**Accounting 2**

Split common stock 4 to 1 and reduced PAR from $80 to $20. After the split there were 600,000 shares.
*November 6, 2013*

**Accounting 2**

Declared semiannual dividends of $1.20 on 75,000 shares of preferred stock and $0.08 on the 600,000 shares of $20 par common stock to stockholders of record on March 31, payable on April 30.
*November 6, 2013*

**Maths**

the figure below shows 3 similar circles that just touch one another.A,Band C are the centres of the circles.If the perimeter of the triangle ABC is 42cm, what is the total area of the unshaded part of the 3 circles. (take pie = 22/7)
*April 24, 2013*

**Algebra II**

Find the Linear function with the following properties: f(-9)=-0 and the slope of f equals 3/4
*March 11, 2013*

**Algebra II**

A rock is thrown upward with a velocity of 28 meters per second from the top of a 36 meter high cliff, and it misses the cliff on the way back down. When will the rock be 9 meters from the water below. Round to two decimal places.
*February 25, 2013*

**Algebra II**

2y^11/3+8y^8/3-10y^5/3=0
*February 25, 2013*

**Algebra II**

2y^11/3+8y^8/3-10y^5/3=0
*February 24, 2013*

**Algebra II**

(z^2+6z)+14(z^2+6z)+45=0
*February 24, 2013*

**Algebra II**

A rock is thrown upward with a velocity of 28 meters per second from the top of a 36 meter high cliff, and it misses the cliff on the way back down. When will the rock be 9 meters from the water below. Round to two decimal places.
*February 24, 2013*

**Algebra II**

A rectangular auditorium seats 900 people. The number of seats in each row exceeds the number of rows by 11. Find the number of seats in each row.
*February 24, 2013*

**Algebra II**

5.93
*February 24, 2013*

**Algebra II**

A rock is thrown upward with a velocity of 19 meters per second from the top of a 21 meter high cliff and it misses the cliff on the way back down. When will the rock be 11 meters from the water below?
*February 24, 2013*

**alegebra**

what is the square root of the gram molecular weight of O2 and CO2, (hint: periodic table) and which one will diffuse faster?
*February 14, 2013*

**math**

Suppose you invest $700 at an annual interest rate of 7.6% compounded continuously. How much will you have in the account after 1.5 years?
*December 13, 2012*

**Chemistry**

I conducted a lab in which I had to calculate the number of moles of water heated off from copper sulfate. I first weighed copper sulfide in a beaker to in order to get the amount needed to begin the heating of it. If the beaker was wet at the beginning of the experiment for ...
*October 29, 2012*

**Chemistry**

If the reaction does not go to completion, how would this affect the experimentally determined number of molecules of water in the hydrate. Increase, decrease, or no affect? Explain.
*October 29, 2012*

**algebra**

The father is 32 and the son is 8. In 16 years the father will be 48 and the son will be 24.
*February 15, 2012*

**math**

Factor 63s^2+294st+343t^2
*January 7, 2012*

**ethnics**

how might the country best prepare for the changing race and ethnicity of its current and future citizens?
*December 15, 2011*

**science (PLEASE HELP)**

Heating 1.29 g of gallium gives a gallium-oxygen compound with a mass of 1.73 g. -How many grams of oxygen are in the 1.73 grams of gallium-oxygen compound.
*October 25, 2011*

**Algebra**

x + 9y=33 5x + 4y =1
*May 22, 2011*

**Algebra**

I need help! Fin the inverse of the function, How do I work the below problem. I need an example do to all the examples I have all have an (fx, g or y) I am working 6 problems like this. {(1, 0), (2, 1), (-1, 0), (-2, 0)}
*April 23, 2011*

**Algrebra**

Please confirm if I did the follow problems correctly: A) Find the sum or difference. (5a – 3b) + (2a + 6b)= 7a + 9b Answer: = 7a + 9b B) Let’s work a few of these (FOIL) 1) (x+2) (x+8) = x 10 Answer: x10 2.) (x+5) (x-7) = x + 11 Answer: x + 11 3.) (2x+4) (2x-3) = 4x...
*April 3, 2011*

**Algebra**

Please confirm if I did the follow problems correctly: A) Find the sum or difference. (5a – 3b) + (2a + 6b)= 7a + 9b Answer: = 7a + 9b B) Let’s work a few of these (FOIL) 1) (x+2) (x+8) = x 10 Answer: x10 2.) (x+5) (x-7) = x + 11 Answer: x + 11 3.) (2x+4) (2x-3) = 4x...
*April 3, 2011*

**Algrebra**

Please advise if I did this problem correctly Solve the proportion 32/X = 2/3. 32/X = 2/3 32 divided by 2 = 16 11 x 3 = 33 16/33 16 x 2 = 32 33 x 1 = 33
*March 31, 2011*

**Algebra**

How do I go about Converting 8/9 to a decimal fraction. Round to the nearest thousandth.
*March 30, 2011*

**Geometry**

find the circumference of the figure, Give both the exact value and an approximation to the nearest hundredth. Circle 6.6km I am just learning this and a teacher is using inches but the textbook has metrics and I never learned the metric system Please Help!
*March 28, 2011*

**Geometry**

Ok a Circle is 360 degree and the 100 feet of rope the how do I get the radius and or diemeter? I keep getting 6.283185307 as the radus but it does not seem right.
*March 27, 2011*

**Algebra**

Solve the proporttion 32/X = 2/3 32 + 2 = 16 3 + Please help
*March 27, 2011*

**Geometry**

I need to get the largest area of 100 feet of rope. I want to say rectangle: 40L x 40L x 10w x 10w =100 Please advise if I am on the right track. Keeping in mind that you can use any Plan Geometry Shape?
*March 27, 2011*

**Algrebra**

How do you insert grouping symbols to make this equation true? 14 divided by (5+2) +8=10 14/7=2+8=10 Please confirm, I really have an issue with Algebra
*March 20, 2011*

**Algebra**

First, I really stink @ Algebra. How do combination of signed numbers work? I keeping getting 6 but for some reason I don't think its right. -1-(-6+-1) -1-6+1 -5+1=6
*March 20, 2011*

**Algebra**

Round 47,973 to the nearest 100 I keep thinking that it's 48,000, but I have no idea how to prove it
*March 19, 2011*

**Algebra**

Write 27/4 as a mixed number, I keep getting 6.75 but it does not seem correct, please confirm if it correct or if I am missing something.
*March 19, 2011*

**algebra**

What is 4,756 divided by 32? I got 148.625 please confirm?
*March 17, 2011*

**stats-please help**

thank you reiny that's one of my answers ...
*March 8, 2011*

**statistics math**

repost MEAN=10 & STANDARD DEVIATION =2. FIND THE PROBABILITIES: 9.4 less than X less than 10.6 i have 2 different answers but am checking the answer. thank you one is 0.6179 the other is 0.2358
*March 8, 2011*

**statistics math**

MEAN ƒÊ=10 & STANDARD DEVIATION ƒÐ=2. FIND THE PROBABILITIES: 9.4 Ú X Ú 10.6 i have 2 different answers but am checking the answer. thank you one is 0.6179 the other is 0.2358
*March 8, 2011*

**Pyschology **

can anyone help me with this. I can't think of anything or explain to me. Post an example of a simple experiment of your own creation by following this format: I would like to investigate the effects of _____________ on this behavior: _____________. Half my participants ...
*February 8, 2011*

**Psychology**

can anyone help me with this. I can't think of anything or explain to me. Post an example of a simple experiment of your own creation by following this format: I would like to investigate the effects of _____________ on this behavior: _____________. Half my participants ...
*February 7, 2011*

**Polynomials**

History of Polynomials. I need to know how polynomials was created. I search for it on google but I can't find the right one.
*November 27, 2010*

**Mathematics for Liberal Arts**

the answer is 10!?
*October 20, 2010*

**Mathematics for Liberal Arts**

How many different results could there be for 10 political candidates running for the same office in the upcoming election? There can only be 10 different results, only one person can win. how would i set this up?
*October 20, 2010*

**Liberal Arts Math**

There can only be 10 different results, only one person can win. how would i set this up?
*October 19, 2010*

**Liberal Arts Math**

How many different groups of 7 students can you create from a class of 20 students? How many different results could there be for 10 political candidates running for the same office in the upcoming election?
*October 19, 2010*

**math**

The amount of corn chips dispensed into a 12-ounce bag by the dispensing machine has been identified as possessing a normal distrubution with a mean of 12.5 ounces and a standard deviation of 0.2 ounces. What porportion of the 12 ounce bags contain more than the advertised 12 ...
*August 7, 2010*

**Chemistry**

A solution is prepared that has [NH3]=1.00M and [Cl-]=0.100M. How many grams of AgNO3 can be dissolved in 1.00L of this solution without a precipitate of AgCl(s) forming? Ksp of AgCl = 1.8x10^-10 Kf of [(Ag(NH3)2)+] = 1.6x10^-7
*April 14, 2010*

**7th grade**

shore
*February 26, 2010*

**Chemistry**

Compare the bond enthalpies of the nitrogen-nitrogen single, double, and triple bonds. Based on this information, what is the average pi-bond contribution to bond enthalpy? single: 163kj/mol double: 418kj/mol triple: 941kj/mol
*November 11, 2009*

**Health**

Identify and describe three causes for the increasing costs of health care. What impact does each of these causes have on society?
*October 4, 2009*

**Atomic structure**

How many molecules of glycerol(C6H8O3) would be present in 1L of a 1M glycerol solution? a. 1 b. 14 c. 92 d. 1*10^7 6.02*10^23
*September 21, 2009*

**Chemistry**

Chromatography How can I tell which of two mobile phases is more polar? Does the fact that one solvent (e.g. isopropanol/ammonia) moves up the TLC plate slower than another solvent (e.g. hexane/ethyl acetate/ethanol)? Or should I look at how far up the dyes have moved?
*September 26, 2008*

**plzz help me**

(5.4) x (60) = 324 calories (210) / (60) = 3.5 hours or 7/2 hours
*September 25, 2008*

**business law**

Some argue that translation gains orlosses are not important so long as they have not been realized and are only accounting entries. What is the other side of the argument?
*March 6, 2008*

**science**

which part of a atom is involved in forming chemical bonds?
*January 21, 2008*

**Math**

solve equation: 2/3x + 1/2 = 3/5x - 5/6 explaine how you get 20
*September 27, 2007*

**math**

solve equation: 2/3x + 1/2 = 3/5x - 5/6
*September 27, 2007*

**Science**

How do you convert quarts into liters? i'm so confused.
*September 13, 2007*

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