Monday

September 1, 2014

September 1, 2014

Total # Posts: 18,033

**science**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you. See your later post.
*October 30, 2013*

**Math**

(500 + 600)h = 1925 Solve for h.
*October 29, 2013*

**math (?)**

You need to Include the question again in your post.
*October 29, 2013*

**Science**

Since this is not my area of expertise, I searched Google under the key words "Acid base h+" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=Acid+base+h%2B&ie=UTF-8&oe=UTF-8 In the future, you can find the information you desire ...
*October 29, 2013*

**Math**

When dividing by a fraction, it is the same as multiplying by the inverse of the fraction. 20 divided by 1/7 = 20 * 7/1 = 140 Check with the other problems.
*October 29, 2013*

**algebra 2**

Small = 30 - Large 249.99S + 329.99L = 8379.70 Substitute 30-L for S in second equation and solve for L. Insert that value into the first equation and solve for S. Check by inserting both values into the second equation.
*October 29, 2013*

**algebra (?)**

What is your question?
*October 29, 2013*

**science**

I assume that you mean the Earth's gravity. D
*October 29, 2013*

**Math**

Change to a decimal.
*October 28, 2013*

**science**

Is the difference due to the spraying or the different kind of berries or a combination? B
*October 28, 2013*

**Statistics**

Analyze per 1000 forms. 2($100) + 3($50) = ?
*October 28, 2013*

**Psychology**

We do not do your homework for you. Although it might take more effort to do the work on your own, you will profit more from your effort. We will be happy to evaluate your work though. I'll give you a start though. c) Search the prison archives, if possible.
*October 28, 2013*

**Finance needs help**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
*October 28, 2013*

**statistics**

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (.05) related to a Z score. Insert the values into the equation below and solve for the score. Z = (score-mean)/SD
*October 27, 2013*

**Science**

Since this is not my area of expertise, I searched Google under the key words "path of digestion in humans" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=path+of+digestion+in+humans&ie=UTF-8&oe=UTF-8 In the future, you can find ...
*October 27, 2013*

**English**

1. Grammatical, but unlikely to occur. You cannot stop reading? 4. learn 5. "…spend more than 2 hours" doing what?
*October 27, 2013*

**6th grade science**

Since this is not my area of expertise, I searched Google under the key words "land water effect on wind" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=land+water+effect+on+wind&ie=UTF-8&oe=UTF-8 In the future, you can find the ...
*October 27, 2013*

**Science**

density = mass/volume density = 335/(83.6-50) You want the volume of the object rather than the object and the water.
*October 27, 2013*

**Probability (Partial)**

a. Z = (score-mean)/SEm SEm = SD/√n SD = √variance Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to the Z score. b. Z = (score-mean)/SD Use same table. c...
*October 27, 2013*

**Science**

1 kgm = 1000gm density = mass/volume density = (2.563 * 1000)/(6 * 9 * 20) = ?
*October 27, 2013*

**statistics**

(.44)^6 * (1-.44)^3 = ?
*October 27, 2013*

**English**

1. Before Cohen gives is (US) seven monster theses (COMMA) he points out (NO COMMA) that history is not the answer of (TO) all questions about monsters. That meanS (NO COMMA) that we often try to explain why the people tell each other about monsters and why that (UNCLEAR ...
*October 27, 2013*

**math**

You lose $2 each day. $24/$2 = ?
*October 27, 2013*

**Geometry (?)**

Without a diagram, we have no idea what the letters mean.
*October 27, 2013*

**Statistics**

Yes.
*October 27, 2013*

**Statistics**

.32 ± .017 = ?
*October 27, 2013*

**math (?)**

Repost your question using the space bar rather than the plus (+) sign.
*October 27, 2013*

**Science**

You have asked this question several times. It lived in the water, it died and was buried in sediment.
*October 26, 2013*

**science**

The law has been repeatedly and consistently supported by various forms of data and has never been contradicted.
*October 26, 2013*

**z scores URGENT**

Z = (score-mean)/SD
*October 26, 2013*

**Mathhh**

2x - y = 4 Subtract 4 and add y to both sides of the above equation. y = 2x -4 8x - 4y = 16 Substitute 2x-4 for y in last equation and solve for x. Insert that value into the first equation and solve for y. Check by inserting both values into the second equation.
*October 25, 2013*

**Math**

Multiply first equation by 3 and the second by 2. 6x - 12y = 9 -6x + 10y = 2 Add the two equations. -2y = 11 You should be able to work it from here.
*October 25, 2013*

**math (?)**

What table?
*October 23, 2013*

**Biology 101**

We will be glad to respond to your choices.
*October 23, 2013*

**math**

1 + (9*9) - 6 = 76 I don't know about 73 or 77.
*October 23, 2013*

**Math**

(1 - .18)x = 129000
*October 23, 2013*

**math**

1.28x = 3.40 Solve for x.
*October 23, 2013*

**science**

You need to know specifically what you want to find. What specific question(s) are you trying to answer?
*October 23, 2013*

**science**

Intense heat?
*October 23, 2013*

**Algerbra**

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. Multiply the base values and add the exponents. (5.1*10^3) * (3.2*10^3) = 16.32*10^6 Use the same process for the remaining problems.
*October 23, 2013*

**Math**

V = π r^2 h d = 2r V = π (d/2)^2 h Solve for h.
*October 23, 2013*

**biology**

The primary difference between organic compounds and inorganic compounds is that organic compounds always contain carbon while most inorganic compounds do not contain carbon. Also, almost all organic compounds contain carbon-hydrogen or C-H bonds.
*October 23, 2013*

**Math - Urgent**

Add 2/9b and 7 to both sides. 10 = 2/9b + 1/3b = 2/9b + 3/9b = 5/9b Multiply both sides by 9/5.
*October 22, 2013*

**Math (?)**

What is your question?
*October 22, 2013*

**math (?)**

It would help if you proofread your questions before you posted them. Data is missing.
*October 22, 2013*

**math**

2W + 2L = 360 Put in one value for either W or L, then calculate the other value. We cannot draw on these posts.
*October 22, 2013*

**math**

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. (7*900) + (7*80) + (7*7) = 6300 + 560 + 49 = (Expanded) 6000 + 300 + 500 + 60 + 40 + 9 = ? It doesn't match either of your choices. Are there other choices available?
*October 22, 2013*

**algebra 2 honors**

1. x = (4+5y)/4 -6 = 3x - 6y Substitute (4+5y)/4 for x in second equation and solve for y. Insert that value into the first equation and solve for x. Check by inserting both values into the second equation. 2. Is there a typo in this part? Correct and use similar process.
*October 22, 2013*

**Number Sense**

Change both 5/12 and 6/13 into decimals to find out.
*October 22, 2013*

**algebra 2 honors**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.
*October 22, 2013*

**math**

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. Anything to the zero power = 1. 6^-2 would be less than one.
*October 22, 2013*

**math**

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been ...
*October 22, 2013*

**Math-Algebra**

Pythagorean theorem for right triangle: a^2 + b^2 = hypotenuse^2 6^2 + 4^2 = ?
*October 22, 2013*

**Science**

Can you do a Punnett square? https://www.google.com/search?client=safari&rls=en&q=punnett+square+calculator&ie=UTF-8&oe=UTF-8
*October 22, 2013*

**math**

Assuming that the 7 1/4 is in pounds: 8 * 7.25 * 6 = ?
*October 21, 2013*

**math**

http://www.youtube.com/watch?v=htN1CDwo-VY
*October 21, 2013*

**algebra**

16/2 = 8 8/2 = 4 4/2 = 2 2/2 = 1
*October 21, 2013*

**math**

Twelve months in a year. 109,782/12 *2/3 = ?
*October 21, 2013*

**MATHS**

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. I don't see a "fast way" to solve your question from the previous pattern. 49 = 7 * 7 55 = 5 * 11 26 = 13 * 2 7 * 11 * 13 * 2 = 2002 That still has to be...
*October 21, 2013*

**math >.<**

Your original map is 3 by 5. 3/5 =x/8 Solve for x, then 2x + 2(8) = perimeter
*October 21, 2013*

**algebra**

Regardless of what he donated, Ethan raised $125.25 - $20 = $105.25
*October 21, 2013*

**Statistics**

A. Use same process as previous post. B. Now we are talking about a distribution of means rather than raw scores. Z = (score-mean)/SEm SEm = SD/√n Find table in the back of your statistics text labeled something like "areas under normal distribution" to find ...
*October 21, 2013*

**Statistics**

Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions/probabilities for the various Z scores.
*October 21, 2013*

**prealgebra**

Original price - $50 = what he paid
*October 21, 2013*

**math**

The price of 4 digital = one video. 5 digital + 3 video = 3213 Substitute 4d for v in second equation and solve for d. 5 digital + 3(4 digital) = 3213 Insert that value into the first equation and solve for v. Check by inserting both values into the second equation. Since John...
*October 21, 2013*

**science**

The seasons of the year?
*October 20, 2013*

**science**

Rotation of the earth.
*October 20, 2013*

**Statistics**

As I said before, it would depend on the size of the samples to see if the difference was significant. Based on three pairs, it probably would not be significant. Based on 1000 pairs, the difference probably would be significant. It does not make a different value right or wrong.
*October 20, 2013*

**Algebra**

You need two different values to find the coordinates, not just one.
*October 20, 2013*

**Statistics (?)**

What is your question?
*October 20, 2013*

**Statistics**

Right or wrong cannot be judged. To find out if they are significantly different, the size of the samples needs to be know.
*October 20, 2013*

**Statistics**

1.24($13.50*2080) = ?
*October 19, 2013*

**Statistics**

Since 15 minutes = .25 or 1/4 hour: 1424/4 = ?
*October 19, 2013*

**biology need help**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you. See your previous post.
*October 18, 2013*

**Algebra 1**

2/3h + 2 = h - 12 Solve for h.
*October 18, 2013*

**science**

If short is recessive, 25%. If short is dominant, 75%. https://www.google.com/search?q=punnett+square&client=safari&rls=en&tbm=isch&tbo=u&source=univ&sa=X&ei=N7hhUoCNNqi4yAGL54CYBw&ved=0CEAQsAQ&biw=1049&bih=834&dpr=1
*October 18, 2013*

**Science (?)**

Make up the what?
*October 18, 2013*

**Math**

Corrrect.
*October 18, 2013*

**math**

Why would you multiply something b y 1? Is there a typo? 96.050 * 10 = ?
*October 18, 2013*

**biology**

What don't you understand? I'll take a guess. If the independent variable was various amounts of a drug being given, then this would need to be measured along with the dependent variable. If the independent variable was either the presence or absence of a variable, ...
*October 18, 2013*

**biology**

Yes to all. However, when the independent variable is changed, it might also be measured to compare to the changes in the dependent variable.
*October 18, 2013*

**science**

If scientists do not agree with each other, they may replicate experiments to check the conclusions.
*October 18, 2013*

**Science**

Animals and protozoa do not have cell walls.
*October 17, 2013*

**biology**

Since this is not my area of expertise, I searched Google under the key words "sequence of the stop codon" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=sequence+of+the+stop+codon&ie=UTF-8&oe=UTF-8 In the future, you can find the...
*October 17, 2013*

**Statistics**

Z score is your score in arms of standard deviations. Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (.6140) related to the Z score. Are you assuming that the scores are ...
*October 17, 2013*

**Science**

An independent variable is the potential stimulus or cause, usually directly manipulated by the experimenter, so it could also be called a manipulative variable. A dependent variable is the response or measure of results. Extraneous variables — other than the independent ...
*October 17, 2013*

**Science (?)**

More information needed. Do the rabbits have the same parents? Are the genes for either color dominate or recessive?
*October 17, 2013*

**Science**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you. See your later post.
*October 17, 2013*

**math**

Z = (score-mean)/SEm SEm = SD/√n Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to the Z score.
*October 17, 2013*

**algebra**

Minus times minus = a plus, minus times a plus = a minus. -26x + 10y - 75
*October 17, 2013*

**algebra (?)**

check what?
*October 17, 2013*

**math (?)**

What figure?
*October 16, 2013*

**Statistics**

See your later post.
*October 16, 2013*

**math**

(2x + 4y) * 3y = 6xy + 12y^2 (2x + 4y) * 8x = 16x^2 + 32xy Combine.
*October 16, 2013*

**Math (?)**

Your information is not accurate. Online "^" is used to indicate and exponent, e.g., x^2 = x squared. 14 r^5 would not give a decimal.
*October 16, 2013*

**statistics**

Either-or probabilities are found by adding the individual probabilities. .23 + .05 = ?
*October 16, 2013*

**statistics**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. .6 * (1-.6) = ?
*October 16, 2013*

**PSY**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.
*October 16, 2013*

**Chemistry needs help**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
*October 15, 2013*

**psychology**

What are your choices? http://www.hcp.med.harvard.edu/node/1471
*October 15, 2013*

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