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August 28, 2015

Posts by dee


Total # Posts: 789

Economics
Provide an alternative explanation to the one given in the text for why isoquants cannot cross.
April 25, 2012

Economics
Marginal Cost (MC): $5 per unit Fixed Cost (FC): $20 Total Cost (TC): $25 Average Variable Cost (AVC): $5 FC is always going to be constant at $20; however, VC is the change in cost as an increase in cost of product to produce more.
April 25, 2012

Economics
2. Advertising can inform buyers, but sellers must incur costs to advertise. If so, advertising can result in higher prices to consumers. Does this mean advertising is economically inefficient? If not, explain how it can simultaneously create value and increase market prices.
April 25, 2012

acc 100
95,000
April 24, 2012

math
Ever wonder how much a house “actually” costs? Consider Alex and Sabrina who purchased a house with a selling price of $249,000.00. They managed to put 15% down and were approved for a 30-year conventional loan at 7% to cover the remaining $211,650.00. Their new ...
April 24, 2012

Math
Suppose Kevin and Jill both deposit $4000 into their personal accounts. If Kevin’s account earns 5% simple interest annually and Jill’s earns 5% interest compounded annually, how much will each account balance show at the end of 5 years? Calculate the difference ...
April 24, 2012

math
If 611 men at a conference comprise 65% of all people at the conference, how many people are at the conference?
April 14, 2012

algebra 2
b/3 + 6=82
April 11, 2012

physics
Di=DoF/Do-F Substitute values... Do=390 mm
March 28, 2012

Math
Maya bought a car for $15,000. To pay for it, she took a bank add-on interest loan at an annual interest rate of 9%. The loan term is 5 years. How much interest will she pay and what are her monthly payments?
March 25, 2012

statistics
Musical styles other than rock and pop are becoming more popular. A survey of college students finds that 48% like country music, 30% like gospel music, and 10% like both. What is the conditional probability (±0.01) that a student likes gospel music, given that he or ...
March 21, 2012

chemistry
5. How many moles of magnesium were consumed in the reaction? Open the Data window and click on the flask to provide evidence that this answer is correct. 6. Could this experiment be performed in the smaller 50 mL Erlenmeyer flask?
March 17, 2012

Health/ Math
A healthy amount of body for young men is 8 to 20 percent of body weight. Calculate the range of body fat, in pounds, for a young man who weighs 150 pounds and for a young man who weighs 185 pounds.
March 12, 2012

Math
If a food item weighs 120 grams and its composed of 77 grams of carbhydrates, 19 grams of fat, and 24 grams of protein, what is its total calorie count? Carbs and protein each provide each provide 4 calories per gram and fats provide 9. Thanks for all who will help.
March 12, 2012

social statistic
what is the z-score for a raw score if 89?
March 11, 2012

math
what's 60% of $47,000.00
March 10, 2012

Economics
how to calculate Qd=15.0-0.2P
March 3, 2012

chemistry
How many grams of sodium chloride, NaCl (fw 58.44), are required to prepare exactly 200 mL of a solution that is 600 ppm in sodium ions?
February 28, 2012

physic
A force of 12 N acts on an object of mass 10kg and moves it with a constant velocity across a floor. What is the coefficient of fiction between the object and the floor?
February 28, 2012

Thanks Ms. Sue
I'm going to read more about Robert Frost. He seemed to have jad quite a life. Thanks Again! Dee
February 27, 2012

Cisco
How many formula units are in .25 mole of Na O ? 2
February 27, 2012

organic chemistry
how do you propose a synthesis of a triphenylmethanol using a benzene, a formaldehyde,and any other inorganic reagents?
February 25, 2012

MATH
If $605 is invested in an account that earns 20.25%, compounded annually, what will the account balance be after 25 years? (Round your answer to the nearest cent.)
February 25, 2012

MATH
Find the cost of a home in 20 years, assuming an annual inflation rate of 4%, if the present value of the house is $285,000. (Round your answer to the nearest cent.)
February 25, 2012

physics
A 68.0 kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.700 and 0.450, respectively. (a) What horizontal pushing force is required to just start the crate moving?
February 23, 2012

Half-Life
If the half-life of a radionuclide is 1 month, is a sample of it completely decayed after 2 months?
February 19, 2012

math
A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results are below. How many are not using any of the three? 35 said they drove alone. 24 rode in a carpool. 33 rode public transportation. 5 used both carpools and public ...
February 14, 2012

math
A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results are below. How many are not using any of the three? 35 said they drove alone. 24 rode in a carpool. 33 rode public transportation. 5 used both carpools and public ...
February 13, 2012

physics
An 845 N sled is pulled a distance of 180 m. The task requires 1.38 x 104 J of work and is done by pulling on a rope with a force of 122 N. The rope is held at _____° above the horizontal.
January 24, 2012

Physics 2
A 10 g bullet is fired into, and embeds itself in, a 2 kg block attached to a spring with a force constant of 19.6 n/m and whose mass is negligible. How far is the spring compressed if the bullet has a speed of 300 m/s just before it strikes the block and the block slides on a...
January 20, 2012

physics
Nuclei that has the same number of protons, but may contain diff number of neutrons.
January 20, 2012

Science
c thick carpet
January 11, 2012

algebra
(1-(1/x)) / (1-x) = ? please help i don't know what to do next.....
January 11, 2012

Math
-x=-20+3y x=20-3y 5(20-3y)+3y=40 100-15y+3y=40 100-12y=40 -12y=-60 y=5 -x-3(5)=-20 -x-15=-20 -x=-5 x=5 check -5-3(5)=-20 -20=-20 5(5)+3(5)=40 25+15=40 40=40
January 11, 2012

math
42/16 21/8
January 11, 2012

Health
what are the legal consequences of using steroids illegally.
January 3, 2012

math
3x+9y=-9, -x-y=9
December 8, 2011

statistics
If a population has a standard deviation ó of 25 units, what is the standard error of the mean if samples of size 100 are selected?
December 2, 2011

Statistics
What is the confidence interval for c= 0.95 x = 5.3, s = 0.5 , and n =53
December 2, 2011

statistics
Find the area under the standard normal curve for the following: (A) P(z < -1.80) (B) P(-1.93 < z < 0) (C) P(-0.17 < z < 2.05)
November 30, 2011

Accounting
how and what do I post from the cash receipts journal to the general journal
November 28, 2011

statistics
0.99
November 27, 2011

Physics
Gas is confined in a tank at a pressure of 11 ATM and a temperature of 25 degree Celsius. If 2/3 of the gas is withdrawn and the temperature is raised to 75 degree Celsius, what is the new pressure in the tank?
November 26, 2011

statistics
e Chebyshev’s theorem to find what percent of the values will fall between 226 and 340 for a data set with a mean of 283 and standard deviation of 19.
November 13, 2011

statistics
Why should we check if your data is binomial?
November 13, 2011

statistics
give an example where the median would be less than the mean.
November 11, 2011

statistics
given 100,90,80,75,70,60,30,25,5,4 what score corresponds to the 70th percentile?
November 11, 2011

social and criminal justice
Hello I have a 2 to 3 page paper due on Monday 11/14, 2011 and I am having trouble finding good reliable information to complete the assignment. The instructions are to: Prepare a paper identifying at least three changes expected in the field of criminal justice over the next...
November 11, 2011

math
relative frequency distribution
November 7, 2011

math
a rectangular table measures 3/5 of a meter long by 1/7 of a meter wide. what is the area
November 5, 2011

Algebra II
b/3 + 6=82
November 5, 2011

Physics
a student attaches a mass to the end of a 0.80 m string. The system will be whirled in a horizontal circular path at 31.5 m/s. The maximum tension the string can withstand without breaking is 250 N. What is the maximum mass the student can use?
November 1, 2011

physics
a jet plane flying at 550 m/s makes a curve. The radius of the circle in which the plane is flying is 9.0 X 10^3 m. What centripetal acceleration does the plane experience? Express this acceleration relative to g, the acceleration due to gravity.
November 1, 2011

Physics
The average distance separating earth and moon is 384000 km. What is the net gravitational force exerted by earth and moon on a 3.00 * 10^4 kg spaceship located halfway between them.
November 1, 2011

Physics
A vehicle is travelling at 25.0 m/s. It brakes provide an acceleration of -3.75 m/s^2[forward]. What is the driver's maximum reaction time if she is to avoid hitting an obstacle 95.0 m away? the answer is a number less than 0.5 second. can you tell me the exact number and ...
October 31, 2011

law
describe the implied powers doctrine.
October 18, 2011

geometry
If the base of an isosceles triangle has a length of 10, what is the shortest possible integral value for the length of each of the congruent sides?
October 17, 2011

Physics
Starting from rest, a 5.00 kg block slides 2.50 m down a rough 30.0 degree incline. The coefficient of kinetic friction between block and the incline is .436. Determine the work done by the friction force between block and incline and the work done on the normal force
October 13, 2011

MATH
B= 5 (given) L=h+1= 8 H= 7
October 12, 2011

Algebra
I got 1.12/.55 .05 x-.6x+1.2= .08 -.55x= -1.12 -1.12/-.55
October 12, 2011

Basic Communication Skills
Environment? Location?
October 12, 2011

math
21/3=7 answer 7
October 12, 2011

Physics please help
Starting from rest, a 5.00 kg block slides 2.50 m down a rough 30.0 degree incline. The coefficient of kinetic friction between block and the incline is .436. Determine the work done by the friction force between block and incline and the work done on the normal force?
October 12, 2011

math
-31 and 0
October 12, 2011

algebra
Is that suppose to be 2X or X^2
October 12, 2011

math
Negative
October 12, 2011

math
B+4=g B+g=18 b+b+4=18 2b=18-4 2b=14 b=14/2 b=7
October 12, 2011

Physics
Starting from rest, a 5.00 kg block slides 2.50 m down a rough 30.0 degree incline. The coefficient of kinetic friction between block and the incline is .436. Determine the work done by the friction force between block and incline and the work done on the normal force?
October 12, 2011

chemistry
Change 427 ml to liters Multiply liters and the molarity (1.73) and ur answer will be in moles Find the molar mass of k3po4 then convert your moles to grams using the molar mass
October 12, 2011

chemistry
Convert the grams to moles by using the molar mass then convert ml to liters M= mol/liters
October 12, 2011

Science
One big bird nest
October 11, 2011

ANSWERS FOR TEACHER AID TEXT 02604500
ANSWERS FOR TEACHER AID TEST 02604500
October 11, 2011

chemistry 105
13
October 10, 2011

physics
Add the masses on the bottom not subtract..sorry I hit the wrong button
September 28, 2011

physics
T= (2gm1m2)/(m1-m2) A= g(m1-m2)/m1+m2 D= 1/2at^2
September 28, 2011

Physics
Ok I tried an didn't even come close to the right answer.
September 28, 2011

Physics
The coefficient of static friction between the 3.00 kg crate and the 35.0 degree incline is .300. What minimum force must be applied to the crate from sliding down the incline?
September 28, 2011

physics
-15.00 m/s= Voy- 1/2(10.0 m/s) (.20 sec)^2 Voy = initial velocity and is equal to 0
September 28, 2011

Physics
Thank you!!
September 28, 2011

Physics
Two objects with masses of 3.00 kg are connected by a light string that passes over a frictionless pulley.what is the distance each object will move in the first second of motion if both objects start from rest.
September 28, 2011

Media Influences on America
Bill Goodykoontz states that media and popular culture often understand society better than straight coverage. Why is this so? Can you name any examples?
September 27, 2011

physics
The sum of two forces, one having a magnitude of 8 N acting due west and other having a magnitude of 6 N acting due north is ___. What is the magnitude of that force? Answer in units of N
September 27, 2011

physics
Thanks so much!!!
September 26, 2011

physics
An object with mass m1=5.00 kg rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2= 10.0 kg. Find the acceleration of each object and the tension in the cable.
September 26, 2011

physics
An object with mass m1=5.00 kg rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2= 10.0 kg. Find the acceleration of each object and the tension in the cable.
September 26, 2011

geometry
angle 3=3x+9
September 25, 2011

probability
Reiny, thanks!
September 24, 2011

Decision Criteria
You have available five different investment strategies and their respective payoffs for various states-of-nature as shown in the chart below. Which investment would you make under the different decision criteria? States of Nature Sever Decline Moderate Decline Stable Moderate...
September 24, 2011

probabilty
Smitty's Bar and Grill has brand name recognition of 61% around the world. Assuming we randomly select 2 people. The assumptions of a Bernoulli process are met. What is the probability a)exacatly 5 of the 12 recognize the name of Smitty's Bar and Grill? b)5 or fewer ...
September 23, 2011

statistics
The Ace AirLines has a policy of overbooking flights. The random variable x represents the number of passengers who cannot be boarded because there were more passengers that seats. x P(x) 0 0.061 1 0.132 2 0.255 3 0.345 4 0.207 a)Is this a probability distribution? How do you ...
September 23, 2011

math
its called order of operations, pre algebra
September 18, 2011

math
how do you get the answer: 32-13+21=114
September 18, 2011

algebra
80x=100 X represents the number of hours. Solve for x. 100/80=?
September 15, 2011

Algebra
y=1/2x+5
September 15, 2011

math
100/40 = 2.5 Which is 2 and a half hours.
September 15, 2011

math
40x=100 X represents the number of hours. Solve for x.
September 15, 2011

math
3.5x10 to the 4th 9.82x10 to the 8th
September 15, 2011

Finite Math
Pivot the system about the element in row 2, column 1. [3 3| –2] [–9 –4| 1]
September 15, 2011

Finite Math
A dietitian wishes to plan a meal around three foods. The meal is to include 16,200 units of vitamin A, 4,620 units of vitamin C, and 680 units of calcium. The number of units of the vitamins and calcium in each ounce of the foods is summarized in the table below. Determine ...
September 11, 2011

Finite Math
Solve the system of linear equations, using the Gauss-Jordan elimination method. (If there is no solution, enter NO SOLUTION. If there are infinitely many solutions involving one parameter, enter the solution using t for the last variable. If the solution involves two ...
September 11, 2011

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