Posts by PsyDAG
Total # Posts: 24,250

math
First, online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. In the first, you are converting to a larger unit, while the second you are converting to a smaller unit. 
English
What Story? 
Mathematical Literacy,Business,Economics,Life Orientation
You also consult with your high school counselor, who can give you an interest test to define your interests more clearly and indicate what types of occupations fit those interests. 
Biology
Welcome 
Biology
Since this is not my area of expertise, I searched Google under the key words "cellular transport" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=cellular+transport&ie=UTF8&oe=UTF8 In the future, you can find the information you... 
Not really a subject
6/2 = 3 Take it from there. 
Using Geometry in Probability
Both need to be there at sometime during the same 15 minutes. 15/60 = .25 
Science
Mean = ?x/n (10+20+60)/3 = ? 
English
Since this is not my area of expertise, I searched Google under the key words "unethical establishment in marketing" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=unethical+establishment+in+marketing&ie=UTF8&oe=UTF8 In the ... 
math
If candies are only roundshaped, 30%. If box contained both shapes, 60% * 30% = ? If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 
Ancillary health care
Since this is not my area of expertise, I searched Google under the key words "causes Ill health in community" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=causes+Ill+health+in+community&ie=UTF8&oe=UTF8 In the future, you can ... 
Science
Since this is not my area of expertise, I searched Google under the key words "produce sodium carbonate " to get this possible source: https://en.wikipedia.org/wiki/Sodium_carbonate Scroll down. In the future, you can find the information you desire more quickly, if ... 
math
Many possibilities from your limited info: 3192 4272 3264 etcetera 
statistics
Here is the process. Z = (scoremean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability greater than Z. 
Math
Which expressions have you come up with? Here is one. 1.25c = August 
Statistics
It would help if you proofread your questions before you posted them. No part (b). (a) With repeats allowed, multiply all consonants by 21, all vowels by 5 and all numbers by 10 to get the total number of passwords possible. 
MaTH
Use similar process to the one described in your previous post. 
Maths
Multiply first equation by 2, then subtract it from the second equation to find x. Put that value into either equation to find y. 
HP
No translations given. You cannot copy and paste here. 
English
It would help if you proofread your questions before you posted them. Check your spelling. Although all are direct objects, both are acceptable, but the second pair is clearer. 
English
2 is not as clear as 1. 
English
https://en.wikipedia.org/wiki/Adverbial_phrase 
English
I don't think so. https://en.wikipedia.org/wiki/Adverbial_phrase 
algebra
10 + .25x = .75x Solve for x. 
English
"Go straight two blocks, then turn left." would be best if a turn is required. 1 and 2 suggest that the destination is immediately on the left. Either 3 or 4 can be used, but "that is to say" is unnecessary. Wouldn't it be "the Chicago Library"? 
Algebra
Asking every student would be fine, if the would cooperate. The number of servings are likely to vary throughout the week. "What do you eat..." i s too vague. "On average, how many servings of fruit or vegetables do you have each day? Circle one. 1 2 3 4 5" 
Math
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. 
algebra
Online "^" is used to indicate an exponent, e.g., x^2 = x squared. 2. disagree 3. disagree Watch the signs (+ and ) more carefully. 
Statistics
You need the standard deviation. However, I'll leave the rest to you. 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. 
math
Are you aware that the year = 12 months? 600/12 = ? 550 * 11 = ? 450 * (11+2) = ? 765 + (4056/12) = ? 
Maths
It would help if you proofread your questions before you posted them. 
Mathematics
(b) x  2/5x  (3/5*3/8)x = 2400 (a) 2400/x = ? Solve for x, then fraction. 
anatomy
Not sure on the first two, but I can tell you that both of you are wrong on the third. Try Googling the terms. 
Science
Assuming that both of the heterozygous parents have both blue and brown genes, and blue is recessive to brown, e.g., Bb. Construct a Punnett square and continue from there. https://us.search.yahoo.com/yhs/search?hspart=iry&hsimp=yhsfullyhosted_011&type=mcx_mdmac_18_14_1&... 
Maths
It would help if you proofread your questions before you posted them. How can we help you? 
writing
First, please do not use all capitals. Online it is like SHOUTING. Not only is it rude, but it is harder to understand. Thank you. Second, 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. ... 
math
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. c) 3/12 * 9/(121) = ? Use the similar process for a and b. 
math
3 * 3 * 3 = 27 
ENGLISH
Yes, but it needs a comma. While I was getting up, my parents were sleeping. 
Math
I'll start 3 for you. If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. P(2W) = 2/9 * (21)/(91) P(2P) = 7/9 * (71)/(91) Eitheror probabilities are found by adding the ... 
algebra
P + C + M = 759 C = P + 19 M = 2P  28 P + (P+19) + (2P28) = 759 Solve for P, then C and M. 
Science
Wrong guess. 
Math
What is your question? 
math
Cannot draw on these posts. 
math
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 
Statistics
Z = (scoremean)/SD 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. However, depending on the degree and direction of the skew, the probability may not ... 
math
No choices given. Cannot copy and paste here. 
conversions math
1728 in^3 = 1 ft^3 70.5/1728 = x/1 Solve for x. 
biology
What cycle? Cannot copy and paste here. 
science
Since hydrogen and helium are the most elemental, I would pick them. 
Science
What do YOU think? 
Math
If the events are independent, the probability of both/all events occurring. 2 * 3 * 3 = ? 
math
Yes 
math
Disagree. Arrange values in order of size to solve. 
la
Agree 
Math
4m 
Sociology
I searched Google under the key words "sociological imagination" to get these possible sources: https://us.search.yahoo.com/yhs/search?hspart=iry&hsimp=yhsfullyhosted_011&type=mcx_mdmac_18_14_1¶m1=yhsbeacon¶m2=f%3D4%26b%3DSafari%26cc%3DUS%26p%3Dmcyahoo%26cd%... 
math
Since this is not my area of expertise, I searched Google under the key words "weather predictions accuracy" to get these possible sources: https://us.search.yahoo.com/yhs/search?hspart=iry&hsimp=yhsfullyhosted_011&type=mcx_mdmac_18_14_1¶m1=yhsbeacon¶m2=f%... 
Math
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 1/2 * 1/4 = ? 
Math
Do it step by step. .4+.7 = 1.1 1.1 * 2 = 2.2 4  2.2 = ? 
Metallurgy
It would help if you proofread your questions before you posted them. 
Algebra
This is not algebra. 
Science
This might be a start. https://hypertextbook.com/facts/1999/JaneFishler.shtml 
Math
Looks fine to me. 
Math
I can't make sense about what you have written. This is my guess for the first. 6/15? 14/35? 
Math
What "negative indices"? What happened to "a" in your second alternative? I would go with 1/9a^2. 
Maths
Unless there is a typo, 42/8 = 5 with 2 sweets left over. 
SOCIAL STUDIES
Further Limitations Speech – any serious threat of harm, e.g., "I will kill you and your children." Movement – any purposeful action intended to result in harm to others, excluding self defense. 
Algebra
No statements. Cannot copy and paste here. Sexist; Mandy's equation choices are all, y = 9x. 
Science
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. What do you think? 
Science
By the way, this math not science. 
Science
Since both = y, they must be equal to each other. x^2+2x = 3x+20 Solve for x, then y. 
science
From Google: Suntan and sunburn are familiar effects of overexposure of the skin to UV, along with higher risk of skin cancer. Living things on dry land would be severely damaged by ultraviolet radiation from the Sun if most of it were not filtered out by the Earth's ... 
PreAlgebra
Agree with Swimmer 
math
No line plot. Cannot copy and paster here. 
science
Since this is not my area of expertise, I searched Google under the key words "types of muscle tissue" to get these possible sources: https://us.search.yahoo.com/yhs/search?hspart=iry&hsimp=yhsfullyhosted_011&type=mcx_mdmac_18_14_1¶m1=yhsbeacon¶m2=f%3D4%26b%... 
Math
Try mapping them out on graph paper. It should become evident. 
science
It would depend on how close the planet is to the sun. 
Math
4 can be obtained by 2,2 3,1 or 1,3 9 can be obtained by 6,3 3,6 5,4 or 4,5 10 can be obtained by 6,4 4,6 or 5,5 For each, they are out of 36 possibilities. 
Medicine
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. However, here is a start. https://us.search.yahoo.com/yhs/search?hspart=iry&hsimp=yhs... 
Statistics
a) 37/75 b) If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. (37/75)^2 * (38/75)^3 = ? C) do similar process as b. 
math
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. .68 * .87 = ? 
statistics
https://us.search.yahoo.com/yhs/search?hspart=iry&hsimp=yhsfullyhosted_011&type=mcx_mdmac_18_14_1¶m1=yhsbeacon¶m2=f%3D4%26b%3DSafari%26cc%3DUS%26p%3Dmcyahoo%26cd%... 
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 "areas under ... 
Statistics
n = 4, the values are 78, 86, 79, and 81. Compare to mean = 85. 
Math
No advertisement. Cannot copy and paste here. 
Math
Can't make sense out of your data. 
science
Can't make sense out of your data. Three Ds for two cars? What pillars? 
Science
It would depend on individual differences, age, health status, and so on. 
Science
Sounds good. 
math
Cannot see yellow sector. You cannot copy and paste here. 
math
Since this is not my area of expertise, I searched Google under the key words "meteorologist predictions" to get these possible sources: https://us.search.yahoo.com/yhs/search?hspart=iry&hsimp=yhsfullyhosted_011&type=mcx_mdmac_18_14_1¶m1=yhsbeacon¶m2=f%3D4%... 
Statistics
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. Standard deviation = square root of variance Z = (mean1  mean2)/... 
Math
p(not red) = (5020)/50 = ? 
Statistic
Z = (scoremean)/SEm = (43.5)/SEm SEm = SD/?n Look in the back of your statistics textbook for a table called something like “area under normal distribution” to find the proportion/probability related to the Z score. 
Statistics
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. Jooby, if you can't provide an answer to the problem... 
Math
Original cost for shopkeeper. (1.2)(180) = 144 Original price before discount. 1.1 (180) = 198 (198144)/144 = ? 
Science (portfolio)
https://us.search.yahoo.com/yhs/search?hspart=iry&hsimp=yhsfullyhosted_011&type=mcx_mdmac_18_14_1¶m1=yhsbeacon¶m2=f%3D4%26b%3DSafari%26cc%3DUS%26p%3Dmcyahoo%26cd%... 
Math
You have two equations here. 3 * 3y = 3 9y = 3 Divide both sides by 9. y = 3/9 = 1/3 2x  y = 5 Substitute 1/3 for y and solve for x. 
Statistics
It would depend on the question(s) you are asking.