Wednesday
June 29, 2016

Posts by PsyDAG

Total # Posts: 22,022

CHECK my answers for DRIVERS ED
1, 2, 3, 4, 5, 9. agree 6. what is your answer? 7, 8. DK
June 1, 2016

math
Either-or probabilities are found by adding the individual probabilities.
June 1, 2016

maths (?)
Do you mean X^3 = 36.13 * 10^-24?
June 1, 2016

Math
Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. Second step x4/36 = (2/3)/36
June 1, 2016

math (?)
lack data
June 1, 2016

Math
8 for $5 = 4 for $2.50 That is 100% profit on those 4 oranges, assuming that the other 4 oranges are not just thrown in the garbage.
June 1, 2016

Maths
L = 2W+3 2L + 2W = 150 Substitute 2W+3 for L in the second equation and solve for W.
May 31, 2016

math
48 hours = 2 days What is Ro?
May 31, 2016

math
If inversely proportional, if x is increased by 50%, y should decrease by 50%.
May 31, 2016

Math
State you specific problem(s) and we will do our best to help.
May 31, 2016

Math (?)
How many green tiles are there?
May 31, 2016

Math (?)
No mosaic shown. Cannot copy and paste here.
May 31, 2016

Math
Area of circle = π(r^2)
May 31, 2016

Math (?)
What following?
May 31, 2016

maths (?)
Does "total area" include the top and bottom or just the sides? Painted area = 2*80*48
May 31, 2016

Stats
disagree
May 30, 2016

Math
1. agree 2. Either-or probabilities are found by adding the individual probabilities. 1/6+3/6 = ? Unmarked. Agree 3. disagree, notice the word, "NOT" 4. disagree, how many T's or A's are there? 5. agree
May 30, 2016

math (?)
What is your question?
May 30, 2016

Biology
Use the Punnett square. https://www.google.com/search?client=safari&rls=en&q=punnett+square&ie=UTF-8&oe=UTF-8&gws_rd=ssl Remember that it is a recessive gene.
May 30, 2016

Math word (?)
Does general = student?
May 29, 2016

help science
Since this is not my area of expertise, I searched Google under the key words "steps for DNA duplication" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=steps+for+DNA+duplication&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can...
May 29, 2016

Biology (?)
Do not understand what you are asking.
May 29, 2016

Biology
https://www.google.com/search?client=safari&rls=en&q=piunnett+square&ie=UTF-8&oe=UTF-8&gws_rd=ssl
May 29, 2016

Bio
But only the female can be a "carrier," having the sex-linked trait in the genotype, but not in the phenotype.
May 28, 2016

Bio
Sex-linked traits are X-linked traits. What does that tell you?
May 28, 2016

Bio
DNA makes up the code for all living things.
May 28, 2016

math
Find the mean first = sum of scores/number of scores Subtract each of the scores from the mean and square each difference. Find the sum of these squares. Divide that by the number of scores to get variance. I'll let you do the calculations.
May 28, 2016

SCIENCE PLZZ HELP!!!
Read bobpursley's answer again... very carefully.
May 28, 2016

physical science (?)
No above mentioned.
May 28, 2016

Math
Do you want the discounted price? If so: (1-.55)$16.99 = ?
May 27, 2016

Math
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. .65^4 = ?
May 27, 2016

math
Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. When multiplying/dividing, exponents are added/subtracted respectively. 4^3 * 4^12 ≠ 4^36 (wrong) x^11/x^4 = x^7 (right)
May 27, 2016

math
Right
May 27, 2016

Biology
What various types of microscopes would you be using?
May 26, 2016

Math
1. Agree 2. disagree 6, 7, 10, 13. agree 15, ?. disagree 18. agree 19. disagree 20. 129*.25 = 32.25 Rather than typing "(my answer)," just use "***" to indicate that. It will save you lots of typing.
May 26, 2016

math
7x−2y=15 x+y=6 Multiply second equation by two and then add the equations.
May 26, 2016

Drivers ED check my answers
It has been over a half-century since I got my license, so I can't answer all the questions. 2. agree 3. DK 4, 5, 7. Agree 8. Disagree 9. DK 10. agree 11. DK 12. agree 13. DK 14. disagree 15. All of them 16. disagree 17, 18. agree 19. "IPDE"? 20. DK 21, 22, 23, ...
May 26, 2016

Writing
Since this is not my area of expertise, I searched Google under the key words "animal vs plant cells" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=animal+vs+plant+cells&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can find ...
May 26, 2016

math
Does "them" apply to dozens or individual bananas?
May 26, 2016

math
1.06x = 75 Solve for x.
May 26, 2016

math
decimal of .25?
May 25, 2016

Math
To figure the third side, use Pythagorean theorem. 5^2 + 12^2 = h^2 This gives you the perimeter of the triangle. However, since they come in a "variety of lengths", you need more information. Also how high is the stand? What about the opening to sell the products?
May 25, 2016

Math
800 = π (r^2) h Decide on either the height or radius and solve for the other.
May 25, 2016

Math
What is your question?
May 25, 2016

English
I'll point out problems, and let you correct them. Better to use left and right rather than "westward" or "eastward," since you don't know what direction the person is facing. Toward which armpit? Does the person ever return to original standing ...
May 25, 2016

Chemistry needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
May 25, 2016

Probability
P(1 or 4 or 5 or 6) Either-or probabilities are found by adding the individual probabilities. That is how Ms Sue got the answer.
May 25, 2016

Probability
If "circle is yellow," there is no probability of getting a red number.
May 25, 2016

algebra
What are your choices? It would be essentially a straight line going from lower left to upper right.
May 25, 2016

math
Cannot make probability tree on these posts.
May 25, 2016

Pre alg
disagree, what is "-2x+5x"?
May 25, 2016

Literature (?)
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. What book/story does this relate to?
May 25, 2016

Chemistry needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
May 24, 2016

my son's math help please
It doesn't matter how many slices. 2/3 of a cake is larger than 1/3 of a same-sized cake.
May 24, 2016

English
Don't know the story, but Holmes is noted for his careful and scientific solutions.
May 24, 2016

Math
5280 * .2 = ?
May 24, 2016

Maths
It would help if you proofread your questions before you posted them. From your data, it could be 863, 881, 845, 827 or 809.
May 24, 2016

statistics
Z = (mean1 - mean2)/standard error (SE) of difference between means SEdiff = √(SEmean1^2 + SEmean2^2) SEm = SD/√n If only one SD is provided, you can use just that to determine SEdiff. Find table in the back of your statistics text labeled something like "...
May 24, 2016

Math
Average = mean = sum of scores/number of scores I'll let you do the calculations.
May 23, 2016

ALGEBRA
It would help if you proofread your questions before you posted them. Where did you get 3/11? From your data, I would get 1/5(letters) * 1/2(coin) = 1/10
May 23, 2016

pre algebra
agree
May 23, 2016

algebra (?)
We cannot see the histograms. You cannot copy and paste here.
May 23, 2016

Geometry
Circumference = 2πr
May 23, 2016

algebra
10.5x = 7.5x + 30 Solve for x, then insert into one of the two equations to find y.
May 23, 2016

math
1. disagree, when dividing, exponents are subtracted. 2. disagree, when dividing, exponents are subtracted. 3. disagree, what is 4^-2? 4. disagree, anything to the Zero power = 1.
May 23, 2016

math
What are your answers? 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. When multiplying/dividing, exponents are added/subtracted respectively.
May 23, 2016

Math
Can get 7 with 4,3 or 3,4 or 5,2 or 2,5 or 6,1 or 1,6 out of 36 possibilities = 6/36 Use the same logic for above or below 7.
May 23, 2016

Math
7.5 gallons/cubic foot Convert to feet. V = 18 * 8 * 12 = 1.5 * 2/3 * ! = ?
May 23, 2016

Maths
M = 3D M+5 = 2.5(D+5) Substitute 3D for M in the second equation and solve for D. Insert that value into the first equation to solve for M. Check by putting both values into the second equation.
May 23, 2016

Math
8/44 = ?
May 23, 2016

Math
5/12x = 25 Solve for x. Subtract 25 from x. He will not have any chickens after 3 months.
May 23, 2016

science (?)
What plants? Biological categories? https://www.google.com/search?client=safari&rls=en&q=plant+classification+chart&ie=UTF-8&oe=UTF-8&gfe_rd=ssl&ei=4y5DV43PBOSD8QfJ8YbYBg
May 23, 2016

Math (?)
No figures. Cannot copy and paste here.
May 22, 2016

Math
Or you could try it this way. P-4 = A 6A = 4P Substitute P-4 for A in the second equation and solve for P. However, something seems askew here. Typos?
May 22, 2016

Math
6A = 4P A = 4/6P = 1/3P P = A + 4 Substitute P/3 for A in the third equation and solve for P.
May 22, 2016

math
N = 6E
May 22, 2016

maths
Cannot graph here.
May 22, 2016

Science
Since this is not my area of expertise, I searched Google under the key words "What develops from the Allantois" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=What+develops+from+the+Allantois&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the ...
May 22, 2016

Biology
What are your answers? 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.
May 21, 2016

math
1543 = 16t^2 Divide both sides by 16 and then get square root.
May 21, 2016

Math
To get product (one negative) of -36, can have 18,2 or 9,4 or 3,12. 12 - (-3) = 15
May 21, 2016

math
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. a. 1/3 * 1/3 = ? b. increase, 1/2 * 1/2 = ?
May 21, 2016

math
36,336 and 63,363
May 20, 2016

Physics needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
May 20, 2016

math
D = L - 28 1/3L = 4/5D Substitute L-28 for D in the second equation and solve for L.
May 20, 2016

Math
I didn't even know there were "12th grade admission exams" when I was teaching. The content is likely to vary with the school district.
May 20, 2016

Statistics
Z = (score-mean)/SD A,B. 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 scores. Multiply by 100. C. Use same table to find Z for .02. Insert in above equation...
May 20, 2016

find the number
What is your answer? 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.
May 20, 2016

Algebra
I will not even get into the math. It would help if you proofread your questions before you posted them. First, you say "summarize it in one-two paragraphs," but you have four. "each country’s payroll" More than one country? Your lack of comma use is ...
May 20, 2016

Business Communication
Are company databases external?
May 20, 2016

Business Communication
Even with the errors in capitalization and punctuation, I find it readable, a. However, I agree with Writeacher that your need to avoid developing sloppy habits for business communications.
May 20, 2016

math
Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. 1. What is x*x? 2. What is -3m*8? 3. Agree. 4. What is 5b*6B? 5b*10?
May 20, 2016

math
1. Disagree. 2. disagree. 3. disagree. 4. disagree.
May 20, 2016

Math (?)
No picture. You cannot copy and paste here.
May 20, 2016

Algebra(?)
Need more data. Typos? ABCD?
May 20, 2016

Pre algebra
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 1/2 * 1/6 = ?
May 20, 2016

Geometry
Pythagorean Theorem a^2 + b^2 = L^2 24^2 + 10^2 = L^2
May 20, 2016

Math/ Ratios (oooops)
I'm sorry. That was past tense, "did." If so, add A and H.
May 20, 2016

Math/ Ratios
A = H (A-23)/(H-7) = 3/4 Substitute H for A in the second equation and solve for H. Insert that value into the first equation to solve for A. Add (A-23) and (H-7).
May 20, 2016

math
Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. 2*2*2 ≠ 12 However, unless you have more typos, I get 5 too.
May 20, 2016

  1. Pages:
  2. <<Prev
  3. 1
  4. 2
  5. 3
  6. 4
  7. 5
  8. 6
  9. 7
  10. 8
  11. 9
  12. 10
  13. 11
  14. 12
  15. 13
  16. 14
  17. 15
  18. Next>>