Monday

November 24, 2014

November 24, 2014

Total # Posts: 1,182

**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?
*January 19, 2012*

**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?
*January 19, 2012*

**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 ...
*January 19, 2012*

**Math**

Bill furrier marks up mink coats 3000.00, which represents a 50% markup on cost. what is the cost of the coats?
*January 19, 2012*

**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?
*January 17, 2012*

**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 ...
*January 8, 2012*

**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...
*January 8, 2012*

**chemistry**

What is the difference in mass between a nickel that weighs 4.8 and a nickel that weighs 4.868 ?
*January 8, 2012*

**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...
*January 5, 2012*

**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.
*January 5, 2012*

**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.
*December 28, 2011*

**social studies**

Where can I find facts about: *Johnson Space Center aka NASA [Houston] *Grand Canyon *Statue of Liberty
*December 14, 2011*

**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?
*December 4, 2011*

**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?
*December 1, 2011*

**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.
*November 30, 2011*

**chem**

If 2.8 of gas has a volume of 0.35 and a pressure of 5.4 , what is its Kelvin temperature?
*November 27, 2011*

**economics**

Canada and the US both produce wheat and computer software. Canada is said to have the comparative advantage in producing wheat if
*November 27, 2011*

**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...
*November 9, 2011*

**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?
*November 2, 2011*

**Health Administration**

How to write effective Case Study
*October 31, 2011*

**Algebra**

Thank you so much. This kind of what I thought but was not to sure.
*October 31, 2011*

**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 ...
*October 31, 2011*

**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...
*October 27, 2011*

**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.
*October 25, 2011*

**Algebra Please help!!!!**

Thank you!! That's what I thougth but I was thrown off by the square root.
*October 20, 2011*

**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?
*October 20, 2011*

**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
*October 20, 2011*

**Algebra**

That's what I thought but what about the 75 being squared does that make a difference?
*October 19, 2011*

**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
*October 19, 2011*

**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)
*October 18, 2011*

**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...
*October 14, 2011*

**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.
*October 9, 2011*

**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.
*October 9, 2011*

**statistics**

If-x= 76.9 and s = 8.5, compute the test statistic.
*October 7, 2011*

**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...
*October 7, 2011*

**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...
*October 7, 2011*

**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...
*October 7, 2011*

**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.
*October 4, 2011*

**9th grade Algebra**

Simplify x/6 divided by 1/6 I'm not sure how to divide fractions with a variable for the numerator.
*September 30, 2011*

**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???
*September 28, 2011*

**history**

PLEASE HELP ME!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
*September 22, 2011*

**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!!!
*September 22, 2011*

**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 &#...
*September 20, 2011*

**science**

ok thank you!
*September 20, 2011*

**science**

What is an independent and dependent variable? Please give a definition and example.
*September 20, 2011*

**Spanish-9th grade**

!!!Correcto!!!!
*September 20, 2011*

**Spanish**

All right... ok.... keep up el trabajo bueno!!!
*September 20, 2011*

**math**

how to finf fthe slope for the following equation x=3
*September 18, 2011*

**math**

need three points to graph from equation 0=3y-6
*September 18, 2011*

**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...
*September 16, 2011*

**calculus**

Maximize p = x + y subject to x + 3y <=4 3x + y<= 4 x >=0, y >=0
*September 15, 2011*

**history websites**

Where can I find good websites to search on the Bodie Lighthouse?
*September 15, 2011*

**Medical Seekers **

To record Patient Information?
*September 14, 2011*

**Medical Seekers **

I am confused!! what are Functions ? Math functions?
*September 14, 2011*

**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
*September 14, 2011*

**Medical Seekers **

Health Care providers use computers to perform many functions. Identify at least 4 of those functions!
*September 14, 2011*

**Electronic Health records**

Thank you Writeacher
*September 14, 2011*

**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 ...
*September 14, 2011*

**HealthCare**

umm? a thought just came sharing data?
*September 14, 2011*

**HealthCare**

is it maybe to research on the latest illness???
*September 14, 2011*

**Literature**

In the story, "After Twenty Years" by O. Henry, what is the main character's behavior and feelings about his situation?
*September 2, 2011*

**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?
*September 1, 2011*

**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
*August 30, 2011*

**Chemistry**

I think numbers 1, 2, 3 and 4 all contain only 3 sig figs
*August 30, 2011*

**math**

find the natural domain of the function: f(x)= square root of (x^2-9)(x+5)/x-5
*August 26, 2011*

**trig**

use trig identities to rewrite: (1/(1-cos4v))-(1/(1+cos4v))
*August 26, 2011*

**Math**

[3(7 + 4) - 2]6
*August 24, 2011*

**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 ...
*August 19, 2011*

**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?
*August 19, 2011*

**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.
*August 14, 2011*

**math**

simplify the difference quotient: f(x+h)-f(x), (h ≠ 0) as much as possible when f(x)=5x^2+4x+6
*August 14, 2011*

**Health administration**

Guide to writing Case Study
*July 12, 2011*

**technology**

Should there be any limitations on linking. If not, why not? If so, which limitations should be in place and why?
*June 28, 2011*

**Pysics**

425g/ 22/g cm * 20cm* 5cm help
*June 27, 2011*

**statistics**

Define the terms parameter and statistic. Be sure that the concepts of population and sample are included in your definitions.
*June 22, 2011*

**statistics**

Downs and Abwender (2002) found neurological deficits in soccer players who are routinely hit on the head with soccer balls compared to swimmers, who are also athletes but who are not regularly hit in the head. Is this an example of an experimental or a non-experimental study...
*June 22, 2011*

**statistics**

Use summation notation to express each of the following calculations: a. Add 1 point to each score, then add the resulting values. b. Add 1 point to each score and square the result, then add the squared values. c. Add the scores and square the sum, then subtract 3 points from...
*June 22, 2011*

**statistics**

Oxytocin is a naturally occurring brain chemical that is nicknamed the “love hormone” because it seems to play a role in the formation of social relationships such as mating pairs and parent-child bonding. A recent study demonstrated that oxytocin appears to increase...
*June 22, 2011*

**statistics**

Use summation notation to express each of the following calculations: a. Add 1 point to each score, then add the resulting values. b. Add 1 point to each score and square the result, then add the squared values. c. Add the scores and square the sum, then subtract 3 points from...
*June 22, 2011*

**statistics**

Why is it necessary to have more than one method for measuring central tendency?
*June 22, 2011*

**statistics**

Find the mean, median, and mode for the following sample of scores: 8, 7, 8, 8, 4, 9, 10, 7, 8, 8, 9, 8
*June 22, 2011*

**statistics**

A sample of n = 9 scores has a mean of M _ 10. One person with a score of X _ 2 is removed from the sample. What is the value for the new sample mean?
*June 22, 2011*

**statistics**

Does it ever seem to you that the weather is nice during the work week, but lousy on the weekend? Cerveny and Balling (1998) have confirmed that this is not your imagination—pollution accumulating during the work week most likely spoils the weekend weather for people on ...
*June 22, 2011*

**statistics**

A student was asked to compute the mean and standard deviation for the following sample of n _ 5 scores: 81, 87, 89, 86, and 87. To simplify the arithmetic, the student first subtracted 80 points from each score to obtain a new sample consisting of 1, 7, 9, 6, and 7. The mean ...
*June 22, 2011*

**statistics**

There are two different formulas or methods that can be used to calculate SS. a. Under what circumstances is the definitional formula easy to use? b. Under what circumstances is the computational formula preferred?
*June 22, 2011*

**statistics**

In an extensive study involving thousands of British children, Arden and Plomin (2006) found significantly higher variance in the intelligence scores for males than for females. Following are hypothetical data, similar to the results obtained in the study. Note that the scores...
*June 22, 2011*

**statistics**

Calculate SS, variance, and standard deviation for the following population of N _ 7 scores: 8, 1, 4, 3, 5, 3, 4. (Note: The definitional formula works well with these scores.)
*June 22, 2011*

**statistics**

Calculate SS, variance, and standard deviation for the following sample of n _ 4 scores: 3, 1, 1, 1. (Note: The computational formula works well with these scores.)
*June 22, 2011*

**Physics**

ac=v^2/r m/s 90 mins is about 1.5 hrs, so 2(pi(3.14))(4175)/1.5= 17479.3 m/s^2
*June 21, 2011*

**chemistry**

Determine the Molarity of a 125 mL NaOH solution if upon titration with 5.5 mL of an 2.5 M HCl solution, the end point of the titration was reached
*June 15, 2011*

**Calculus**

Thank you!!
*June 14, 2011*

**Calculus**

Let R be the region bounded by y = 1/x, the lime x = 1, the line x = 3 and the x-axis. The line x = k divides R into two regions of equal area. Determine k.
*June 14, 2011*

**Calculus**

The answer has to be one of the following: a. L=90t-50 b. L= sqrt(4100t) c. L= sqrt(4100t^2 +5000t +2500) d. L= sqrt(4100t^2-5000t + 2500) e. L= sqrt(90t-50)
*June 8, 2011*

**Calculus**

A car passes by a certain point at time t = 0 hours heading east at 40 miles per hour. At t = 1 hour another car passes by the same point heading north at 50 miles per hour. What is the functiuonthat equals the distance between the two cars?
*June 8, 2011*

**accounting**

Triple Play, Inc Triple Play, Inc. was established in 1982 by Randy Cleaver, Jim “Bluefish” Johnson, and Willie Lloyd, all ex-major league baseball players who were interested in offering quality baseball mitts at affordable prices. These players felt that, at the ...
*May 20, 2011*

**CEM 122**

What is the purpose of the "blank" in a experimental analysis?
*May 17, 2011*

**A simile**

Is this simile? Feeling the cold air that is as cold as the cold words that said I couldn't do it.
*May 15, 2011*

**statistics**

According to the IRS, 70% of Americans file their taxes electronically. For a group of 12 American adults who were selected at random, what is the probability that at least five of them file their taxes electronically?
*May 14, 2011*

**pirate history**

also, are there any websites displaying the flag?
*May 12, 2011*

**pirate history**

are there anymore websites due to that my school does not allow me to go to the website posted by Ms. Sue?
*May 12, 2011*

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