Thursday

July 24, 2014

July 24, 2014

Total # Posts: 1,110

**geometry**

Alec used 8 cubes to make this square frame that has 3 cubes on each side. If he uses 16 cubes to make a square frame, how many cubes will be on each side of the frame

**Science**

If a man has a mass of 90 kg on earth, what is his mass on the moon?

**Algebra II**

Simplify - 2/(the 6th root of 81)

**algebra**

Simplify - 2 / (the 6th root of 81)

**Math-Are my answers correct?**

Thank you very much:)

**Math-Are my answers correct? **

An anagram is a rearrangement of all the letters in a word. Example: page--->gape, pgea.. a) Find the number of 7 letter anagrams possible for the letters in GUITARS. I did 7!=5040...is that correct? b) Find the probability of randomly choosing an anagram that starts with T...

**Math for the middle school and elementary teacher**

Thank you very much for you help:)

**Math for the middle school and elementary teacher**

3 red balls, 4 green balls, and 5 yellow balls are in a bag. If 2 balls are drawn randomly (without replacement) find the probability that the balls are different colors. I got 47/66 that the balls are different colors...is that right?

**math for the middle school and elementary teacher**

Thank you! :)

**math for the middle school and elementary teacher**

No, so that a) is the correct answer because order matters in the line! I am correct, right? Thank you very much:)

**math for the middle school and elementary teacher**

They are not different but for a) the order doesn't matter for the way that the people can be lined up. But for b) order wouldn't matter either because there it doesn't matter who is on which team. Then c) there are no specifed posistions for the committee I'm ...

**math for the middle school and elementary teacher**

I think that the answer is d) the number of different fruit salads made by choosing four out of seven fruits because you can't have all of the same fruit in a fruit salad.

**math for the middle school and elementary teacher**

Which one of the following situations a permutation? a) the number of ways 10 people can be lined up in a line for basketball tickets. b) The number of possible four member bowling teams from a family of six siblings. c) The number of ways to choose a committee of three from a...

**Math for the middle school and elementary teacher**

The answer is 79, correct? Thank you for your guidance and help:)

**Math for the middle school and elementary teacher**

I don't think you can find the total score because you would need the individual scores, right? I tried dividing 82/25 but that wouldn't work because we don't have all the scores...am I on the right track if not, can i please have some guidance? thank you!

**Math for the middle school and elementary teacher**

A prof. teaches 2 calc. classes. The first class has 25 students and their mean on the 1st test was an 82. The 2nd class has 15 students and their mean on the same test was a 74. What is the mean on this test if the prof. combines the score for both classes? Is the answer the ...

**Precalculus**

The answer I got is 152.87 degrees/second.

**Precalculus**

A wheel rolling at a constant speed has a radius of 15 inches and takes 30 seconds to roll 100 feet along the ground. What is its angular velocity? Use 3.14 for pie, and solve to two decimal places.

**match**

A certain land area is 340,000 square miles, and it holds a population of 63.1 million people.Calculate the population density.

**Chemistry**

What is the molar mass of hydrogen gas, H2?

**Business Math**

okay, I figure how to solve my problem. Principal: $21,900 Interest Rate: 12% Date borrowed: March 18 = 77 days Date repaid: January 9 = 9 days 365 - 77 = 288 + 9 = 297 days Interest = Prinicpal x Rate x Time I = $21,900 x .12 x 297/360 I = $2,168.10 Maturity Value = Principal...

**Business Math**

Joyce took out a loan for $21,900 at 12 percent on March 18, 2000, which will be due on January 9, 2001. using ordinary interest, Joyce will pay back on January 9 a total amount of: Answer: $24,068.10 Ordinary interest is 360 March 18 = 77 days January 9 - 9 days Interest = (P...

**Business Math**

Janet Jones borrowed $3,000 on 90-day 12 percent note. Janet paid $250 toward the note on day 35. On day 80 she paid an additional $400. Using the U.S. Rule her adjusted balance after her first payments is: Answer: $2,785 Please do step by step. Thank you.

**Math**

How do I factor this: x^6-124x^3-125

**physics**

a 2.0kg object is pulled horizontally by a force of 6.3N along the floor where the coefficient of kinetic friction is o.24. what is the object acceleration

**Math**

A local Dunkin donuts makes blueberry muffins that cost $.69 each to make. Past experience shows that 15% of the muffins will spoil and have to be discarded. Assuming this donut shop wants a 30% markup based on cost and produces 200 muffins, each muffin should sell for: Answer...

**Math**

A wooden duck with a regular selling price of $125.99 is marked down to $79.99. The percent of markdown is: Answer: 36.51% What is the formula? How to solve this?

**Math**

Vic's Department Store bought a pewter serving set for $1,250. Vic wants to markup the set at 60% of the selling price. The selling price of the pewter serving set should be: Answer: $3,125 How to to solve this? Confused?

**Math**

The answer is $6,000. However, I do not not how to get this answer. S = C + M formula? This problem is a multiple choice problem for my HW. It only gave these option A. $1,500 B. $6,000 C. $4,500 D. $9,000 When I submit the problem online, the correct answer show $6,000. How i...

**Math**

Bill furrier marks up mink coats 3000.00, which represents a 50% markup on cost. what is the cost of the coats?

**physics**

in a 100m race, 2 sprinters finish at the same time of 10.2 seconds, accelerating uniformly, sprinter A took 2 seconds to obtain max speed, sprinter B took 3 seconds, they ran their max speed for the remainder of the race, what is the acceleration of each sprinter?

**case management**

what are some similarities and differnces of case management in the community setting and in the managed care environment. As i see it, Case management has become a critical element in a community focused mental health system. Case management in the community is based on coord...

**Trigonometry**

Steve and Peggy want to rent a 40 ft x 20 ft tent for their backyard to host a barbecue. The base of the tent is supported 7 ft above the ground by poles and the roped stakes are used for support. The ropes make a 60 degree angle with the ground. What are the dimensions of the...

**chemistry**

What is the difference in mass between a nickel that weighs 4.8 and a nickel that weighs 4.868 ?

**Chemistry**

Thanks for catching that. Corrected version of the problem below: While in Europe, if you drive 105 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car's gas mileage is 25.0 mi/gal? Assume that 1 euro = 1.26 dollars....

**Chemistry**

While in Europe, if you drive 105 per day, how much money would you spend on gas in one week if gas costs 1.10 per liter and your car's gas mileage is 25.0? Assume that 1 euro = 1.26 dollars. Express your answer numerically in dollars.

**physics**

If the mass is 4.3 kg, the initial speed is 4.0 m/s, and the initial height is 8.4 m, find the speed of the ball when it is at a height of 8.0 m. Please and Thank You for the help.

**social studies**

Where can I find facts about: *Johnson Space Center aka NASA [Houston] *Grand Canyon *Statue of Liberty

**8th grade math**

if a person is 6 feet tall and casts a 9 foot shadow, how tall would the shadow of a 100 foot tall tree be?

**Math **

Show all work If $7,500 is invested in a savings account earning 5% interest compunded quarterly, how many years will pass until there is $20,000?

**math**

Danielle has 4 hundreds,3 tens, and 6 ones blocks. Identify the greatest and the least possible 3-digit numbers she could subtract from that number. Then give the greatestand least possible 2-digit numbers she could subtract.

**chem**

If 2.8 of gas has a volume of 0.35 and a pressure of 5.4 , what is its Kelvin temperature?

**economics**

Canada and the US both produce wheat and computer software. Canada is said to have the comparative advantage in producing wheat if

**middle school math**

If the numerator and the denominator of a proper fraction are increased by the same amount, is the new fraction greater than, equal to, or less than the original fraction? Is this correct... it would be equal to because you are increasing both the numerator and the denominator...

**science**

In the lab you need to make 1.00 L of a 0.300 M NaCl solution. You had previously made a 0.950 M NaCl solution that you can dilute to form your new solution. How many mL of the concentrated solution would you use to make the dilute solution?

**Health Administration**

How to write effective Case Study

**Algebra**

Thank you so much. This kind of what I thought but was not to sure.

**Algebra**

A student is taking a literature course in which four tests are given. To get a B, he must average at least 80 on the four tests. The student got scores of 82, 76, and 78 on the first three tests. Determine (in terms of inequality) what scores on the last test will allow him t...

**Math**

Suddenly losing his thirst, Mathman decides to check out the festivities, but just then, Frankenstein ran by him screaming, "Cheater, cheater, apple eater." It seems that Dracula had illegally been using his bicuspids to win at apple-bobbing. Frankenstein was furious...

**Math**

Show all work You have 92 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side alongthe river, find the length and width of the plot that will maximize the area.

**Algebra Please help!!!!**

Thank you!! That's what I thougth but I was thrown off by the square root.

**Algebra Please help!!!!**

That's what I was thinking as well but the 75 being squared is throwing me off. Do I need to write it as 5(3x+2)=75²?

**Algebra Please help!!!!**

I need assisatnce with this. I do not want the answer I just want some guidence on how I should start it. The width of a rectangle is 5 ft, its length is (3x+2) ft, and its area is 75 ft². Find x

**Algebra**

That's what I thought but what about the 75 being squared does that make a difference?

**Algebra**

I need assisatnce with this. I do not want the answer I just want some guidence on how I should start it. The width of a rectangle is 5 ft, its length is (3x+2) ft, and its area is 75 ft². Find x

**College Algebra**

Show all work solve the Polynomial inequality and express the solution in set notation. (3p-2p^2)/(4-p^2)<(3+p)/(2-p)

**physics**

The speed of a moving bullet can be determined by allowing the bullet to pass through two rotating paper disks mounted a distance 100 cm apart on the same axle. From the angular displacement 22.9 ◦ of the two bullet holes in the disks and the rotational speed 707 rev/min...

**College Algebra**

How many liters of 80% hydrochloric acid must be mixed with 40% hydrochloric acid to get 15 liters of 65% hydrochloric acid? Write your answer rounded to three decimals. Show all work.

**Math**

If jan drove 7 hrs. at 72 miles per hr. and drove 4 hrs. at 68 miles per hr. How many hrs she drive for last 3 hrs.

**statistics**

If-x= 76.9 and s = 8.5, compute the test statistic.

**statistics**

To test H0:µ =80 versus H1:µ < 80, a simple random sample of size n = 22 is obtained from the population that is known to be normally distributed. (a) If = 76.9 and s = 8.5, compute the test statistic. (b) If the researcher decides to test the hypothesis at the ...

**statistics**

To test H0:µ =80 versus H1:µ < 80, a simple random sample of size n = 22 is obtained from the population that is known to be normally distributed. (a) If = 76.9 and s = 8.5, compute the test statistic. (b) If the researcher decides to test the hypothesis at the ...

**statistics**

SAT Exam Scores – A school administrator wonders if students whose first language is not English score differently on the math portion of the SAT exam than students whose first language is English. The mean SAT math score of students whose first language is English is 516...

**Math**

The revenue R from selling x number of phone widgets is given by , and the cost C of producing those widgets is given by . Find the number of widget it requires to break even.

**9th grade Algebra**

Simplify x/6 divided by 1/6 I'm not sure how to divide fractions with a variable for the numerator.

**animals**

How do you potty train a two month old puppy??We take he outside, and she "goes" inside when we enter. What do I do???

**history**

PLEASE HELP ME!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

**history**

Answer the following BODIE ISLAND INFO: When it was built? How tall is it? Where is it positioned? Who owns it? How much did it cost to have it built? Has the location changed? What does it look like? What is its history? PLEASE ANSWER ASAP!!!

**math HELP!!**

What is the answers to following( i can't get it) Estimate each quotient. 2. 24,678 ÷ 83 3. 18,857 ÷ 37 4. 53,556 ÷ 32 5. 5,539 ÷ 90 6. 36,626 ÷ 12 Find each quotient. 7. 31 1,798 8. 81 7,776 9. 27 &#...

**science**

ok thank you!

**science**

What is an independent and dependent variable? Please give a definition and example.

**Spanish-9th grade**

!!!Correcto!!!!

**Spanish**

All right... ok.... keep up el trabajo bueno!!!

**math**

how to finf fthe slope for the following equation x=3

**math**

need three points to graph from equation 0=3y-6

**calc**

Nutrition Ruff, Inc. makes dog food out of chicken and grain. Chicken has 10 grams of protein and 5 grams of fat per ounce, and grain has 2 grams of protein and 2 grams of fat per ounce. A bag of dog food must contain at least 224 grams of protein and at least 174 grams of fat...

**calculus**

Maximize p = x + y subject to x + 3y <=4 3x + y<= 4 x >=0, y >=0

**history websites**

Where can I find good websites to search on the Bodie Lighthouse?

**Medical Seekers **

To record Patient Information?

**Medical Seekers **

I am confused!! what are Functions ? Math functions?

**Medical Seekers **

Okay- They may use it to work effiecentyl and faster To make documnetation much easier to work with, and easier to present. i have ran out of ideas

**Medical Seekers **

Health Care providers use computers to perform many functions. Identify at least 4 of those functions!

**Electronic Health records**

Thank you Writeacher

**Medical**

I read through the Website and am very surprised at all the electronics they have in health care, and how ultra sounds can do just that particular thing. And once again thank-you, this is Helping me alot, i have an 80 question packet to do for MEdical and those questions i pos...

**HealthCare**

umm? a thought just came sharing data?

**HealthCare**

is it maybe to research on the latest illness???

**Literature**

In the story, "After Twenty Years" by O. Henry, what is the main character's behavior and feelings about his situation?

**Math for the middle school and elementary teacher**

what number am I? I am a 3-digit number. I am equal to the sum of the cubes of my digits. I am between 100 and 200. My digits are odd. Explain whether or not other solutions to the riddle are possible. My answer was 153...is that correct? please let me know. could 135 work too?

**chemistry**

How many milliliters of 3.6 M HCl must be transfered from a reagent bottle to provide 20 g HCl for a reaction? Answer in units of mL

**Chemistry**

I think numbers 1, 2, 3 and 4 all contain only 3 sig figs

**math**

find the natural domain of the function: f(x)= square root of (x^2-9)(x+5)/x-5

**trig**

use trig identities to rewrite: (1/(1-cos4v))-(1/(1+cos4v))

**Math**

[3(7 + 4) - 2]6

**psychology**

I looked at the information you posted and it supports my initial thoughts; however, I am still getting feed-back that I am wrong from my team mates( we are doing a paper together)...Two of them say that they want to do the paper on cognitive behaviorial therapy, two on cognit...

**psychology**

I am confused, I thought these were one in the same, but as I research they are saying that they are differnt approches. Can you help me...Is cognitive therapy the same as cognitive behaviorial intervention?

**math**

that's what I did too but these are the possible answers: 1) 5x+4+5h 2) 5x-4+5h 3) 10x-4+5h 4) 10x+4 5) 10x+4+5h that's why I was confused.

**math**

simplify the difference quotient: f(x+h)-f(x), (h ≠ 0) as much as possible when f(x)=5x^2+4x+6

**Health administration**

Guide to writing Case Study

**technology**

Should there be any limitations on linking. If not, why not? If so, which limitations should be in place and why?

**Pysics**

425g/ 22/g cm * 20cm* 5cm help

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