# Posts by PsyDAG

Total # Posts: 23,316

**Maths**

Base needs to be square rather than "cube." 10m^2 * 6m is = ?

**math**

B = 14 - t 2B + 3t = 32 Substitute 14-t for B and solve for t.

**algebra**

We have no idea what you want to sell.

**Math**

1/2 divided by 3/4 = 1/2 * 4/3 = 8/3 12.5 * 8/3 = ?

**math**

600(1-.94)= .06(600) = 36

**Math**

3/7 * 350 = ?

**Math**

1.1($67.20) = ?

**Math**

What is your question?

**Math**

3/1.5 = x/4.25 Solve for x.

**math**

7/21 * 100 =?

**math**

Proofread your posts before sending. It does not make sense.

**Math**

None shown. Cannot copy and paste here.

**Math**

6/10 * 5/9 * 4/8 = ?

**math**

Need more data.

**Statistics Please help me :(**

Z = (score-mean)SD Look up Z scores to get probability. Multiply by 1000. DK second. Third problem use table for .12 to find Z score. Insert Z value in equation above.

**algebra or algebra1**

X = y - t/5 + 8/7

**Maths literacy ,life science,history,geography**

Almost any college will offer courses in these areas or give you credit for successful completion of such courses.

**Math**

Multiply both sides by b and divide by 5.

**Math**

You are looking for 6,5 or 5,6 or 6,6, which are 3/36 * 60.

**Biology**

How do we know what you observed?

**statistics**

Either or probabilities are found by adding the various probabilities.

**Grade 9 mathematics**

60/25 = x/20 Solve for x.

**Algebra**

1.64 * 10^14

**MATH**

J = A+3 A+7 = 6/7(J+7) Substitute A+3 for J in the second equation to solve for A. Put A value in first equation to solve for J. M = 3E M+5 + E + 5 = 70 Use similar process.

**Math**

What 2?

**Algebra**

40/12 = x/70 Solve for x.

**math**

9.5 - 4.75 = ?

**math**

Three times as much of each.

**Mathematics, geography, agricultural science, life science, English, Life orientation And sepedi**

See your school counselor, who can help you determine your abilities and interests.

**biology**

Right.

**math**

Either-or probabilities are found by adding the individual probabilities. 4/52 + 4/52 = ?

**math**

Either-or probabilities are found by adding the individual probabilities. 4/20 + 8/20 = ?

**maths lit,business studies and geography**

See your school counselor, who can ask you specific questions to determine careers that will suit your abilities and desires. That person will be able to tell you specifically what further qualifications you might need, depending on your choices.

**Math**

Good, but you forgot to print a 2 in your 4th step.

**math**

Let Bob's age = x, then Martha = x+15 x + (x+15) = 68 Solve for x, then x+15.

**math**

Add the various times for each day of the week.

**Math**

2 - 2(.4) - .3*2(.6) = ?

**STATISTIC**

No, find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability for your Z score.

**Math**

What two prime numbers would multiply to give you 247? To help, what two numbers would multiply to give 7 in the ones space?

**Math**

I assume you only roll the cubes once. If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 1/2 * 1/2 * 8/17 = ?

**Science**

Definitely B

**Math**

No table. Cannot copy and paste here.

**statistics please help!**

I am assuming that A rings when the office is open. If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. (1-.30)(.20) = ?

**statistics please help!**

Either-or probabilities are found by adding the individual probabilities.

**statistics please help!**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.

**Math**

agree.

**Math- volume**

48 = .75LW Cannot tell with two unknowns. However, if it was a cubic prism, then L = W.

**Math**

82.25 in dollars = $82.25

**Statistics for the Behavioral Sciences**

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**

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.

**Math**

2a - 16 = a + 2 Solve for for a.

**Check math please!**

Both correct.

**maths literacy, business studies, economics, tourism**

See your school counselor, who can ask you questions to see what careers you are qualified for and might want.

**statistics**

Correct. http://drdavespsychologypage.homestead.com/Two___Two_____four.pdf Mean only valid for interval or ratio data.

**Statistics**

Z = (score-mean)/SD SD = √variance Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions/probabilities related to the Z scores. Either-or probabilities are found by adding the individual ...

**statistics**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.

**statistics**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. You are looking for the probability of one 6 and three non-6s. 1/6 * (5/6)^3 = ?

**statistic**

Z = (score-mean)/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.

**science**

density = mass/volume

**genetics and breeds**

Yes, man's father can only pass down y chromosome to him, which does not carry colorblind gene. Need two recessive colorblind genes on the X chromosomes to have colorblind daughter.

**math**

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**

No rectangle. Cannot copy and paste here.

**statistics**

1 - .22 = ?

**Math Plz help**

Yes.

**geomertry**

You need to state the specific problems with your answer.

**STATISTIC**

Agree. Same.

**intermediate algebra (Lial)**

First, if you have a question, it is much better to put it in as a separate post in <Post a New Question> rather than attaching it to a previous question, where it is more likely to be overlooked. T(°C) = (T(°F) - 32) × 5/9

**college algebra**

Since you indicate that Ivan is only "adding money," the change will only be positive.

**college algebra**

Looks like 550 is starting amount and 40 is the change per week.

**math**

What is your question?

**life science ,cat,maths lit and english**

See your school counselor, who can ask you specific questions to help you answer your question.

**Math**

What are your choices? Cannot copy and paste here.

**algebra**

Let x = first angle x + 2x + (3x-6) = 180

**STATISTIC**

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.

**MATH**

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. You don't give any indication of the proportion of green vs. blue marble that Jessica has.

**math**

What are your answers?

**math**

So she wants $40 per week to spend and save. Let x = hours. 10 + (6*3) + 7x ≥ 40 Solve for x.

**math**

No figure shown. You cannot copy and paste here.

**Math**

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.

**psychology of human resources**

Classical conditioning is characterized by several factors. I. The key relationship is associating antecedent events. II. It originates with reflexive behavior. The behavior is "built in." III. Classical conditioning is essentially a process of stimulus substitution...

**maths**

D = rt = 30 * 2.25 = ?

**Biology**

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

**math**

What are your choices? Cannot copy and paste here.

**mathematics**

How many candidates are there?

**Science**

Both have YgRw. Use 4 by 4 Punnett square. https://www.google.com/search?client=safari&rls=en&q=punnett+square&ie=UTF-8&oe=UTF-8&gws_rd=ssl

**stats**

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (±.30 from mean) and get the Z scores. Insert Z scores into equation below. Z = (score-mean)/SD

**statistics**

If you are just concerned with that team, it is a parameter. If you want to generalize the data to all teams, it is a statistic. r = ?

**math**

I get the same answer you do. However, online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. Also 70% ≠ .70%. 1.7 * 66 = 112.20

**pre algebra**

Not sure what you are asking. 50 - 8 = 42?

**Science - Ms. Sue plz**

How much sunlight reaches down to 1,000 meters?

**English (Check)**

Good.

**Math**

x = cans collected per day 688 + 7x > 2000

**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.

**Bio**

Because creatures evolve.

**Math**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.

**math**

Since 8 and 9 are the only digits >7, 2/10 of students will probably chose these numbers.

**Math**

Right.

**Statistic**

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 "...

**math**

StatKey not shown.

**algebra**

3(2*50+2*9) + 4(3^2) = ? The first set is for the sides and the last is for the corners.