Monday

February 20, 2017
Total # Posts: 23,021

**Math**

Disagree. Jason scored at the lower quartile.

*February 20, 2017*

**Maths**

4/9*90 = 40 are sheep, 1/3* 90 =30 are cows, 1/10*90 = 9 are horses. What is left?

*February 20, 2017*

**Vocabulary**

If you are narrating what is happening now, it is correct. If not, "gulped" should be used.

*February 20, 2017*

**psychology**

chemical, biochemical, physiological?

*February 20, 2017*

**math (?)**

No picture. Cannot copy and paste here.

*February 19, 2017*

**Math (?)**

Need more data. What is BAC?

*February 19, 2017*

**Math (?)**

No figure. Cannot copy and paste here.

*February 19, 2017*

**bio**

Assuming tall is dominant and short is recessive, use Ts and ss in a Punnett Square. https://www.google.com/search?client=safari&rls=en&q=punnett+square&ie=UTF-8&oe=UTF-8

*February 19, 2017*

**Statistics**

Look in the back of your statistics textbook for a table called something like “area under normal distribution” to find the proportion between the mean and Z = 1.37.

*February 18, 2017*

**Satistics (?)**

There is no data on stink bugs here.

*February 17, 2017*

**math**

Get common denominator. x/50 + 2x/50 + 3x/50 + 4x/50...+ 100x/50 = ?

*February 16, 2017*

**math**

What is missing in the "..."?

*February 16, 2017*

**science**

https://www.google.com/search?client=safari&rls=en&q=methods+to+reduce+global+warming&ie=UTF-8&oe=UTF-8 Don't just copy the material. Express the ideas in your own words. Although this will take more time and effort, you will learn more.

*February 16, 2017*

**math (?)**

It would help if you proofread your questions before you posted them. "like this..." ??? Cannot copy and paste here.

*February 16, 2017*

**USG**

Judge on previous decisions.

*February 16, 2017*

**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. Standard deviation = square root of variance I'll let you do the ...

*February 16, 2017*

**math statistic**

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, I will start you out. 95% = mean ± Z(SEm) SEm = SD/?n Find table in the back...

*February 16, 2017*

**maths**

Circumference = d? Each competitor needs d? *60 cm.

*February 16, 2017*

**math**

P = 10W L = W+9 2L + 2W = P 2(W+9) + 2W = 10W Solve for W.

*February 16, 2017*

**math**

7x + 5.5 ? 19.5 Solve for x.

*February 16, 2017*

**Math**

Not knowing how big the garden is or how far apart the flowers have to be planted, I can't tell you.

*February 15, 2017*

**Algebra/ please help!!!!**

I don't agree. Annual Wage = $17*40*52 = $35,360 (No vacation?) Annual Rent = $934*12 = $11,208 Unless he is earning income from a rental, the rent is subtracted from the wages.

*February 15, 2017*

**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. See your later post.

*February 15, 2017*

**math**

95% = mean ± Z(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 (±.475) and its Z score. Insert Z and other data into above equations to check.

*February 15, 2017*

**Math Breakdown/ please 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 later post.

*February 15, 2017*

**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.

*February 15, 2017*

**Statistics**

.59963

*February 15, 2017*

**English**

B indicates emotion.

*February 15, 2017*

**English**

The worst was yet to come. Still shedding tears, I climbed back into the hearse to return to a home, which would never be the same again....

*February 15, 2017*

**science**

https://www.google.com/search?client=safari&rls=en&q=humidity+level+vs+dew+point&ie=UTF-8&oe=UTF-8

*February 15, 2017*

**science**

https://www.google.com/search?client=safari&rls=en&q=solar+vs+lunar+eclipse&ie=UTF-8&oe=UTF-8

*February 15, 2017*

**algebra**

Cannot draw Punnett square here. However, using two RL's would do the job.

*February 14, 2017*

**statistics and probability**

To round to whole people, you would round up if it was .5 of a person or greater.

*February 14, 2017*

**math (?)**

No table. You cannot copy and paste here.

*February 13, 2017*

**plant **

Place the child twice as far from the fulcrum as the father. https://www.google.com/search?client=safari&rls=en&q=mechanical+advantage+of+seesaw+lever&ie=UTF-8&oe=UTF-8

*February 11, 2017*

**ratio pls help asap**

180/9 = 20 3*20 = 60 2*20 = 40 4*20 = 80 Use same method for the second problem.

*February 11, 2017*

**math**

2,000,000/5 = 400,000 2.61*6.14*.0043*400,000 = ? cubic inches 12*12*12 cubic inches = 1 cubic foot Solve for cubic inches, then feet.

*February 11, 2017*

**Statistics**

https://www.google.com/search?client=safari&rls=en&q=Chebyshev%E2%80%99s+theorem&ie=UTF-8&oe=UTF-8

*February 10, 2017*

**Math**

Cannot draw on these posts.

*February 9, 2017*

**Health**

This might also help. http://drdavespsychologypage.homestead.com/Learning_Hints.pdf

*February 9, 2017*

**Math**

You don't have to print "dollar sign." "$5" is adequate. This is what I assume you mean: You have $20 to spend on taxi fare. The ride costs $5 plus $2.50 per mile. $5 + $2.50m ? $20 Solve for m.

*February 9, 2017*

**Psychology**

It has been a long time since I used the Strong, but I would go with C for both.

*February 9, 2017*

**Statistics**

Use the Chi-square (X^2) method. X^2 = ? (O-E)^2/E, where O = observed frequency and E = expected frequency. ? = sum of all the cells. E = (column total * row total)/grand total df = n - 1, where n = number of cells Look up value in X^2 table in the back of your textbook.

*February 9, 2017*

**math**

First prize = 5/200 If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 1st and 2nd Prizes = 5/200 * (5-1)/(200-1) = ?

*February 9, 2017*

**Maths**

Distance = rate * time D = 60km/h * 1/4h = 15km 15km = 36km/h * h Solve for h and convert to minutes, if necessary.

*February 9, 2017*

**maths (?)**

Lack data. Why should there be any peanuts?

*February 9, 2017*

**maths (?)**

It would help if you proofread your questions before you posted them. 30 ?

*February 9, 2017*

**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.

*February 8, 2017*

**Heath**

You cannot copy and paste here.

*February 8, 2017*

**math**

Cannot draw Venn diagram here.

*February 7, 2017*

**math**

x/5 = 60/3 Solve for x.

*February 7, 2017*

**science (?)**

No illustration. Cannot copy and place here. I searched Google under the key words "sporophyte" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=sporophyte&ie=UTF-8&oe=UTF-8 Do the same with the other terms. In the future, you can ...

*February 7, 2017*

**math**

Thousands digit must be 2. 2650

*February 7, 2017*

**English writting**

Goggle "barbie dolls." Don't just copy the material. Express the ideas in your own words. Although this will take more time and effort, you will learn more.

*February 7, 2017*

**Maths**

"dam"? Assuming the side of the square has 16.5m: 16.5m * 16.5m = ??m^2 Don't just copy the material. Express the ideas in your own words. Although this will take more time and effort, you will learn more.

*February 7, 2017*

**Maths**

385/500 = ? Multiply ? by 100.

*February 7, 2017*

**Math**

How big/long is the track? 1/4 Track + 3/8 mile

*February 6, 2017*

**Math**

2. B and C 3. How many CDs cost $30.00?

*February 6, 2017*

**Math**

Perimeter = 2(4.04) + 2(1.707) Volume = 4.04 * 1.707 * .078 Convert to cm. 1 inch = 2.54 cm

*February 6, 2017*

**science (?)**

It would help if you proofread your questions before you posted them. What do you want to find?

*February 6, 2017*

**science**

1. agree 2. Agree 4. disagree 5. what is your choice?

*February 6, 2017*

**Mathematics**

Is there a typo?

*February 6, 2017*

**Mathematics**

Multiply by 2. 6cm = 63 km Divide by 6. 1cm = 1.5km

*February 6, 2017*

**geometry needs help**

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

*February 6, 2017*

**math (?)**

No map. Cannot copy and paste here.

*February 6, 2017*

**Math**

(36-6)/36 = ?

*February 6, 2017*

**Algebra**

x = y + 2

*February 5, 2017*

**Algebra**

C = (F-32)5/9

*February 5, 2017*

**Math**

X - 1/2x - 1/2(1/2x) = 10 Solve for x.

*February 5, 2017*

**statistics**

The base would be between $20 and $30, and the height would be he number of shares.

*February 4, 2017*

**math (?)**

What does X stand for?

*February 4, 2017*

**division**

Does it need to have decimals? 8/4 = 2 8/2 = 4 8/8 = 1

*February 4, 2017*

**Psychology**

agree with A

*February 3, 2017*

**Statistics**

Z = MD/SEm SEm = SD/?n Online "^" is used to indicate an exponent, e.g., x^2 = x squared. SD = ?s^2 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 ...

*February 2, 2017*

**science**

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

*February 2, 2017*

**math**

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. 10-2+3*5 = 8 + 15 = 23

*February 2, 2017*

**math**

Since 20 is an even number, there must be an even number of 3-point baskets. 2 3-point and 7 2-point baskets.

*February 2, 2017*

**Social Studies quiz PLEASE HELP**

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 are your answers?

*February 1, 2017*

**math**

L * W = Area 120 * W = 480 Solve for W.

*February 1, 2017*

**Algebra (?)**

What matrix? Cannot copy and paste here.

*February 1, 2017*

**Science**

Since this is not my area of expertise, I searched Google under the key words "ph of blood" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=pH+of+blood&ie=UTF-8&oe=UTF-8 In the future, you can find the information you desire more ...

*January 31, 2017*

**Maths**

2L + 2W = perimeter. 2L + 2(3) = 20 Solve for L.

*January 31, 2017*

**math**

W * L = Area W * 4 3/8 = 9 13/18 Solve for W. 2W + 2L = perimeter

*January 31, 2017*

**Math**

10 * 1/2 = ?

*January 31, 2017*

**math**

I don't know. If you have a spinner, how many possibilities are there on the spinner?

*January 30, 2017*

**math**

It would help if you proofread your questions before you posted them. What is the situation? If P(7) = 3/8, then P(not 7) = 5/8.

*January 30, 2017*

**Biology**

Welcome

*January 30, 2017*

**Biology**

Do a Punnett square. Amber is right.

*January 30, 2017*

**Biology**

Capitals indicate dominant, and since both letters are the same, it is homozygous.

*January 30, 2017*

**math**

26 * 10 * (10-1) = ?

*January 30, 2017*

**math**

M = S/2 1.25M + 1.75S ? 20 Substitute S/2 for M in the second equation and solve for S.

*January 30, 2017*

**math**

12 * 2x = 18 Solve for x.

*January 30, 2017*

**Maths**

It would help if you proofread your questions before you posted them. Typo? You have the answer in your question, "2/7 of the class are left-handed boys".

*January 30, 2017*

**probability**

a. 14/40 b. 26/40 c. Either-or probabilities are found by adding the individual probabilities.

*January 29, 2017*

**Math**

Substitute 3+2j for f in the second equation and solve for j. Insert that value into the first equation to solve for f. Check by putting both values into the second equation.

*January 29, 2017*

**psych**

Agree with all except 9.

*January 27, 2017*

**psych**

1. Disagree. What is variable about it? Agree with 2, 3, 4, 5, 6. 7. Disagree. Does it make any difference about how long it takes to lose 5 pounds?

*January 27, 2017*

**MATH**

Agree 1.075-(-3.1) = 4.175

*January 27, 2017*