Wednesday
October 1, 2014

Posts by MAry


Total # Posts: 3,257

College Alg
The revenue and cost equations for a product are R=x (50-0.002x) and C= 12x+ 150000. Where R and C are measured in dollars and x represents the number of units sold. How many units must be sold to get a profit of at least 1,650,000
October 1, 2014

Fluid Mechanics
Oil (sp. gr.= 0.8) flows smoothly through the circular reducing section shown at 3 ft^3/s. If the entering and leaving velocity profiles are uniform, estimate the force which must be applied to the reducer to hold it in place. When Fluid is entering the pipe: P= 50 psig ...
September 30, 2014

math
ann takes a taxi at 2.10 per mile and she gives the driver a 5.00 tip she spend a total of 49.10 write an equation to represent total cost in terms of distance
September 22, 2014

health care administration
I need to write a weekly overview for my class. I have tried to Google but I keep asking it wrong. Any ideas on how to see an example of a overview of the class? Thank you Mary
September 19, 2014

physical science
Two 3.4 kg physical science textbooks on a bookshelf are 0.25 m apart. What is the magnitude of the gravitational attraction between the books?
September 19, 2014

math
Estimate 540943 + 382093= 923036
September 19, 2014

math 4th grade
Find two numbers the exact answer is between 3x567
September 18, 2014

Physics
Eileen, Jackie, and Kathryn needed to find the difference between two angles A1 and A2, that they had drawn on a diagram: B = A1+A2 They then had to find the cosine of B. Jackie measured A1 to be 50° and A2 to be 3°. But their pencil was kind of dull, so the lines they...
September 17, 2014

algebra
the water ina beaker has of18g electeicity is passed thought the water for two hours afterward the water has a mass of only 16g what happen to the missing mass?
September 17, 2014

health care administration
I need some advice on what are some health care products. The only thing I come up with is Q-tips and liquid bandage. Any ideas? The assignment is how the four P's influences the success of the product. I know how to do this.
September 16, 2014

Chemistry please help
thank you so much, yes the site is helpful
September 11, 2014

Chemistry please help
Complete each calculation. Express your answer to the correct number of significant digits. a)4.02mL + 3.76mL +0.95mL b)(2.7 x 10^2m) x (4.23 x 10^2m) c)5092kg divided by 23L d) 2-6.3 + 6-7 e)(6.853 x 10^3L) + (5.40 x 10^3mL) f)(572.3g + 794.1g) divided (24mL + 52mL) My ...
September 11, 2014

Physics
Two cars, A and B, travel in a straight line. The distance of A from the starting point is given as a function of time by xA(t)=αt+βt^2, with α=2.60m/s and β=1.20m/s^2. The distance of B from the starting point is xB(t)=γt^2−δt^3, with γ...
September 7, 2014

stats
what are the mean and standard error when using central limit theorem for dichotomous variable
August 28, 2014

Math
Suppose that y varies inversely as t he cube of x. If y is 1/2 when x is 2 , find the constant of variation and variation equation
August 28, 2014

Th
the area of a regular polygon varies jointly as its apothem and its perimeter. express the area in terms pf apothem a and the perimeter p
August 28, 2014

math
I have a nickel. dime and a quarter, the dime is in the middle, how do I move the dime from center wihtout touching it. I would simply slide the nickel to the back
August 26, 2014

math
I agree
August 26, 2014

math
The cost for class trip is $5 per student plus$100 for the bus. Input(x) rule output(x) 18 22 24 30
August 26, 2014

math
How many possible license plates can be made with 4 letters followed by 4 numbers and must start with the letter C
August 26, 2014

business
Wallace Inc., a developer of radiology equipment, has stock outstanding as follows: 30,000 shares of cumulative preferred 2% stock, $90 par and 125,000 shares of $10 par common. During its first four years of operations, the following amounts were distributed as dividends: ...
August 25, 2014

math
50 in 100 and 30 in 90
August 18, 2014

psychology
1 what does peter singer say about history liberation movements? 2 The philosopher,John Stuart mill recognized the follow as a potential problem for utilitarianism what is peter point about performing vivisection on mentally health disabled human infants?
August 16, 2014

Math
Adrienne had a party at a local bowling alley. She spent seventy-five dollars for the lane and five dollars per person for shoes. Let c be the total cost of the lane and shoes, and let f be the number of friends at her party. Write an equation to represent the problem. Which ...
August 12, 2014

math
For the car loan described, give the following information. A newspaper advertisement offers a $4,500 used car for nothing down and 36 easy monthly payments of $157.62. (a) amount to be paid
August 5, 2014

Public Health
The assignment What is a public health agency that affects your workplace or your health care provider. My question: Where can I find some names to do my work? I know about the FDA and CDC and the Department of disabilities. Thank You Mary
August 1, 2014

Calculus
Determine whether Ax = lnx/(sqrt x) is convergent
July 31, 2014

english
Freud believed the purpose of dreams is to consolidate memories and new learning. sort through possible solutions to everyday problems. fulfill wishes. discard unnecessary information. reconcile urges.
July 27, 2014

english
Freud believed the purpose of dreams is to
July 27, 2014

finance
202,200
July 27, 2014

finance
206,600
July 27, 2014

finance
$200.00
July 27, 2014

math
at the rate of 360 miles per hour, how far would an airplane travel in 1 hour and 20 minutes
July 16, 2014

math
a saleman, after deducting his commission of 6%, remits $2491 to his company. The gross amount of the sale amounted to.
July 16, 2014

psychology
A hypothesis is what an investigator uses to: duplicate research findings of other scientists. frame his/her research question. explain why he/she obtained a certain result from an experiment. define the parameters of a research study. determine what kind of research design to...
July 15, 2014

english
Who kills The Witch? Miss Foley Will Halloway Charles Halloway Jim Nightshade
July 6, 2014

english
What do the sign say that is on display at the carnival? The Most Beautiful Woman in the World Siamese Twins A Two-Headed Horse None of the above
July 5, 2014

physics
What is the acceleration of an object if it takes 10 seconds to increase its velocity by 40m/seconds?
June 25, 2014

bearing and distance
Two vehicles p and q leave a station at the same time.p travels 8km/hour on a bearing of 025 degree and q 5km/hour on a bearing of 45 degree west of north.how far apart are they and what is the bearing of p from q after 3hours?
June 14, 2014

math,bearing and distance
A man walks 100m due north and then 150m on a bearing of s30 degree of north.how far and on what bearing is he.from his original position?
June 14, 2014

math
. Jacqueline Strauss, a 25- year- old personal loan officer at Second National Bank, under-stands the importance of starting early when it comes to saving for retirement. She has committed $ 3,000 per year for her retirement fund and assumes that she’ll retire at age 65. ...
June 12, 2014

Algebra
If Buster Posey gets on base 45% of the time, what's the probability he will get on 5 out of 7 times at bat?
June 10, 2014

math
Max is 5 years younger than Michael . 4 years ago the sum of their ages was 25. How old are they ?
June 8, 2014

math
2and3/4plus 1and1/4 equals
June 6, 2014

maths
Jason rolls a can of baked beans from one end of his carpet to the other. If his carpet is 3 m long and if the can has a diameter of 75 mm, how many complete revolutions will the can make?
June 4, 2014

Chemistry
If 87.3 mL of 0.225M KOH solution is mixed with 44.4 mL of 0.313M H2SO4 solution, would the resulting mixture be acidic, basic or neutral?
June 3, 2014

English8
Before running, Jim always stretches. Is the gerund phrase before running or just running?
May 15, 2014

English8
Noreen hates being left behind. Find gerund phrase and tell if it is S, PN, DO, or OP I think it it being left behind and it is either direct object or predicate nominative
May 15, 2014

English
Collecting candy on Halloween and it is the subject
May 15, 2014

English
Collecting candy on Halloween still appeals to Del. find gerund phrase and tell if it is the subject, predicate nominative direct object or object of preposition
May 15, 2014

geomettry
An artist is using a coordinate plane to plan a string design for a wall. The artist plans to hammer a nail at each vetex of regular hexagon. then the artist will string to connect the vertices to make the hexagon shape. the artiststarts with a circle centered at the origin ...
May 14, 2014

geo
a graphic artist is using a coordinate plane to design a company logo. the log has an equilateral triangle inscribed in a circle.. The lies in quadrant 1, is tangent to the x and y axis and has a radius of 10 units. one side of the triangle is parallel to the y axis and one ...
May 14, 2014

science
a land form characterized by high elevation and a more or less level surface is called A.mountian B.plain C.plateau D.hill 3.which of the following statements about topography is correct A. The topography of an area includes the area's elevation, relief, and land forms B. ...
May 14, 2014

science
i think it is b
May 14, 2014

science
how is the equator similar to the prime meridian A. both the prime meridian and equator are lines that divide earth into norther and southern hemispheres B. both the prime meridian and equator are imaginary base lines from which locations of earth can be measured D. both the ...
May 14, 2014

statistics
8.Jean Siskel is an entertainment analyst for West Coast Securities. He is trying to develop a model to estimate gross earning generated by a new movie release. He has collected the following data on 20 movies: Gross Earnings, Production Costs, Promotion Costs, and if the ...
May 8, 2014

statistics
Plymouth Rock Securities is interested in finding out if there is a relationship between the number of new clients brought into the firm by a broker and the sales performance of the broker. A random sample of 11 brokers' records are reviewed to determine the number of new ...
May 8, 2014

World REgional Geography
A major objective of the South Pacific Forum founded in 1971 was A. expanding the copra trade. B. reconciling diverse cultural heritages. C. stopping French nuclear testing in the region. D. identifying and resolving human rights concerns in the region.
May 8, 2014

World Regional Geography
Which of the following is true of the Antarctic Treaty System? A. It was established specifically to enforce ecological regulations. B. It bans commercial mining in Antarctica. C. It's actually the Society for the Geographic Exploration of Antarctica. D. It provides the de...
May 8, 2014

world regional geography
A. is politically distinct from other regional countries. B. is linked to Egypt by the Nile. C. doesn't border the Sahara Desert. D. contains most of the evidence of humanity's African origins.
May 8, 2014

world regional geography
Sudan is omitted from inclusion in the sub-Saharan region because it
May 8, 2014

world regional geography
Which of the following is true of the Antarctic Treaty System?
May 8, 2014

world regional geography
A major objective of the South Pacific Forum founded in 1971 was
May 8, 2014

alegbra
you have N= 2,500 + 100 -Ina Cm > with a line under the > 1 How many units are sold after spending $1,000? Round the answer to the nearest whole number.
May 8, 2014

chemistry
A cylinder contains 40 g of HE, 56 g of N2, and 40 g of Ar. How many moles of each gas are in the mixture?
May 7, 2014

health care
i need an example of Social Constructionism benefits with the elderly population I think the answer is the health care worker I am in Masters program Thank You Mary
May 7, 2014

health care
Is an example of the social Constructionism with an elderly person, a caregiver Thank you
May 7, 2014

algebra
solve each exponential equation. Given the value for x 8^x=1/64 3^x=6 Can someone show me how to preform these. I would greatly appreciate it Thank You
May 7, 2014

algebra
Thank you very much it is greatly appreciated.
May 6, 2014

algebra
25=(1/5)^-2
May 6, 2014

algebra
Thank you very much Steve for explaining it like you did, that was a great help. It is greatly appreciated. Have a wonderful day.
May 5, 2014

algebra
write the equation in logarithm form a) 343=7^3 b) 25-(1/5)-^2 c A=bc Thank you for your help. I have no idea how to do this problem and I am getting stress.
May 5, 2014

algebra
MathMate, I want to thank you so much in how you explained it. Thank you again and have a nice evening
May 5, 2014

algebra
Let U=1,2,3,4,5,6,7,8,9,10 {x|x is multiply of 2} U {x is multiply of 7}
May 5, 2014

math
the circumference of a circle is 120 millimeters. Which of the following inqualities is true for d, the diameter of the circle measured in millimeters? A. 10<d<20 B. 30<d<40 C. 50<d<60 D. 70<d<80
May 5, 2014

algebra
Let U= 1,2,3,4,5,6,7,8,9,10 {12345 n 34567 Thank you
May 4, 2014

algebra
thank you Steve it is appreciated very mush
May 4, 2014

Chemistry
Im not exactly sure what how to solve this with the way my teacher asked this question. "For hydrogen atom transitions calculate E, v, and wavelength:" Ni= 1 li= 0 Mli= 0 Msi= -1/2 Nf= 2 Lf= 0 Mlf= 0 Msf= -1/2 E(kj)= ? v(Hz)= ? wavelength(m)= ?
May 3, 2014

algebra
solve the equations 21E-7=0 I came up with 0.33 am I right or wrong
May 2, 2014

algebra
thank you Ms. Sue
April 30, 2014

algebra
a certain test us worth 125 points (rounded to the nearest point are need to obtain a score of 75%
April 29, 2014

algebra
if you multiply a number by 4 and than subtract negative 10, the difference is a negative 26. what is the number
April 29, 2014

algebra
the pitch of a roof is the ratio of the rise to half span. If a roof has a rise of 6 feet and a span of 20 feet what is the pitch. Thank you
April 29, 2014

Alegra
Suppose that a spreadsheet contains the following values. A1 6 B1 -4 C1 2 D1 3 Determine the value of cell E1 if it contains the following formulas. a) +A1 + B1 E1= 2 got that one right b) +4*A1 + 5*B1 got that one wrong c) +C1*(A1 +3*B1) got that one wrong d) +A1+...+D1 or ...
April 26, 2014

algebra
I have try this three different way and still can not come up with the correct answer, could you guide me the right way. suppose that a spreadsheet contains the following values, A6, B-4, C2, D3 it said to determine the value of cell E1 if it contains the following formulas. a...
April 25, 2014

Statistics
For the following set of scores: X Y 6 4 3 1 5 0 6 7 4 2 6 4 a) Compute the Pearson correlation. b) Add 2 points to each X value and compute the correlation for the modified scores. How does adding a constant to every score affect the value of the correlation? c)Multiply each ...
April 24, 2014

algebra
I have try this three different way and still can not come up with the correct answer, could you guide me the right way. suppose that a spreadsheet contains the following values, A6, B-4, C2, D3 it said to determine the value of cell E1 if it contains the following formulas. a...
April 24, 2014

algebra
solve the equation. Enter the answer as a comma-separated list. if there is no real solution, enter no real solution. x upper 2 - 10x+20=0
April 24, 2014

Accounting
In June 2011,Kelly purchased new equipment for $26000 to be used in her business.Assuming Kelly has net income from her business of $75000 prior to the deduction,what is the maximum amount of the cost recovery Kelly can deduct rounded to the nearest $,assuming she does NOT ...
April 24, 2014

math
michael purchased a certain number of one stock for a total of $176. the second stock was selling for $5 less per share. michael could have bough 5 more shares of the second stock for the same amount of money. how many shares of the first stock did michael purchase? how much ...
April 21, 2014

Math
In a sliding scale of 1 ticket cost $1.00 and 6 tickets cost $5.00 and 20 tickets cost $10.00, how many tickets should you get for $100.00?
April 21, 2014

Penn Foster
Dramatic irony means that
April 20, 2014

algebra
(AUB)NC 4,5,6,7,8,9,10 6,8
April 20, 2014

algebra
Let U = {4,5,6,7,8,9,10}, A = {4,5,6,7}, B = {4,5,8,9} and C = {6,8,10}
April 20, 2014

algebra
{1,2,8,9}
April 20, 2014

algebra
perform the given operation. Let U = {1,2,3,4,5,6,7,8,9,10} enter the answer {1,2,8} U 2,8,9}
April 20, 2014

algebra
1,3,5,7,9,
April 19, 2014

algebra
Perform the given set operation. Let U = {1,2,3,4,5,6,7,8,9,10}. Enter the answer as a comma-separated list. Enter EMPTY for the empty set. {3,7,9,} with a bold line over the top
April 19, 2014

geometry
two concentric circles with center E, AB = 40 CD = 24, CD is perpendicular to AE, and AB is tangent at C. FInd AF AB is chord in big circle. CD is chord in little circle and C is center of AB.
April 13, 2014

math
If a person currently consumes 3,500 calories per day and wants to cut back their daily amount by 250 calories each week, how many weeks will it take to reduce their daily caloric intake in half?
April 10, 2014

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