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December 22, 2014

Posts by liz


Total # Posts: 1,186

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.
January 29, 2012

Math
How do I factor this: x^6-124x^3-125
January 27, 2012

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
January 26, 2012

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...
January 19, 2012

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

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