Sunday
April 20, 2014

Posts by cheryl


Total # Posts: 290

Consumer Math
Thank you very much!

Consumer Math
1. Ken bought a car last year to drive back and forth to work. Last year he spent $1,098 on gas. This year, it was $1,562. What is the inflation rate? a. About 51% b. About 42% c. About 20% d. About 39% I believe it is b is this correct? 2.Carnie had an income of $29,520 last ...

Finance
Calculate the project’s initial Time 0 cash flow, taking into account all side effects.? This will be a five-year project. The company bought some land three years ago for $4.2 million in anticipation of using it as a toxic dump site for waste chemicals, but it built a pi...

statistics
A group of 49 randomly selected construction workers has a mean age of 22.4 years with a standard deviation of 3.8. According to a recent survey, the mean age should be mu=21.9. Test this hypothesis by constructing a 98% confidence interval for the population mean.

chemistry
When doing an experiment with a calorimeter why is important to keep the lid on?

chemistry
When 5 grams of salt is dissolved in 95 grams of water the temperature of the solution increases 10°C how much heat is evolved the heat capacity of the solution is 1.1 cal/g°C

Math
Finding the critical value(s) of x^2, and use a x^2 distribution table to find the limits containing the P-value. Determine whether there is sufficient evidence to support the given alternative hypothesis. Test Ho:theta=2.63,Versus H1:theta does not equal2.62, given that theta...

biology
This is a Independent and Dependent Variable questions. If leaf color change is related to temperature, then exposing plants to low temperatures will result in changes in leaf color.

Geometry Honors
You and your friend each draw 3 points. Your points lie in only 1 plane, but your friend's 3 points lie in more than one plane. Explain how this is possible.

algebra
how to solve this question? to print 6000 post cards suppose it costs 2 cents to print a large postcard and 1 cent to print a small postcard. If $97 dolllars is allocated for printing the postcards how many of each type can be printed

Math
How many square yards are in a room that measures 14 feet by 11.6 feet

Math
Mr.Wood went to the stores to buy school supplies for his children. He spent half of his money plus $5 at Store A. He then spent half of the remaining money plus $10 at Store B. At the end he had $25 left. How much money did Mr. Wood start with?

Math
Mr. Wood went to the stores to buy school supplies for his children. He spent half of his money plus $5 at Store A. He then spent half of his remaining money plus $10 at Store B. At the end he had $25 left. How much money did Mr. Wood start with?

chemistry
A nitric acid solution containing 71.0% by mass of the acid has a density of 1.42g/ml how many grams of nitric acid are present in 1.0L of this solution

Math
A Competitive Coup in the In-Flight Magazine. When the manager for market intelligence of AutoCorp, a major automotive manufacturer, boarded the plane in Chicago, her mind was on shrinking market share and late product announcements. As she settled back to enjoy the remains of...

economics
Calculate the percentage return on the security if the payoff to the security in one year is $1,000, ... security in one year is $1,000, $1,500, $2,000, or $2,500.

English Comp I
What would be a good thesis statement for a proposal essay

statistics
The frequency of color blindness in the Caucasian American male population is about 8%. If a random sample of 125 individuals is chosen from this population, what is the probability that 5-10 individuals in the sample are color blind?

English
Thank you so much (:

English
Aboard at a ship’s helm, A young steersman steering with care. Through fog on a sea-coast dolefully ringing, An ocean-bell—O a warning bell, rock’d by the waves. O you give good notice indeed, you bell by the sea-reefs ringing, Ringing, ringing, to warn the ship...

Life Skills
The Civil War was an example of which type of conflict? a. interpersonal b. intrapersonal c. intergroup d. intragroup I believe its C, is that correct?

financial acct
Crowns issed 40,000 shares of $5 par value common stock for $14 per share. Prepare journal entries using a chart of acct.

science
when the beaker of water is heated what will happen to the level of water in the tube. this thermometer would be no use to measure the temperature in the freezer.write 2 sentences to explain why

science
what science word can be formed using these letters ECREFENINE?

Math
What is the weight or volume of solute in 5.5% NaOH solution?

finite math
for the previous ? it as to be set up in five steps I just can't figure out how to set it up to get the answers

finite math
A company installs different POS computer systems. POS system A requires two hours to configure and one hour for assemble. POS B requires three hours to configure and one hour to assemble. POS C requires two hours to configure and two hours to assemble. The company has up to 1...

finite math
A company installs different POS computer systems. POS system A requires two hours to configure and one hour for assemble. POS B requires three hours to configure and one hour to assemble. POS C requires two hours to configure and two hours to assemble. The company has up to 1...

statistics
If a bag contains a set of 20 red balls, 10 green balls, and 15 black balls, then what is the possiblity of selecting (in this order) a red ball, a green ball, and a red ball. Without Replacement of the items selected. Can you explain how you get the answer? Thank you

Algebra
15 less than x divded by 9

science
need examples of solutions and suspensions

Basic Algebra
A new cruise ship line has just launched 3 new ships: the Pacific, the Caribbean, and the Mediterranean. The Caribbean has 15 more deluxe staterooms than the Pacific. The Mediterranean has 26 fewer deluxe staterooms than four times the number of deluxe staterooms on the Pacifi...

arithmetic
what is 4.2% of $24,000?

history
•Review “Origins of the Cold War” in Ch. 27 of American History and summarize the revisionist and post-revisionist interpretations of the Cold War. Does our interpretation of history ever change

history
•Do you think that the Korean War was merely a civil war in which the United States supported one side, or should it be considered an international war in which the United States used the United Nations to further its anticommunist policies? Why?

Math
what is (7.21-3.13)4th power divided by 0.6-0.4?

chemistry
If 48.3 g of an unknown gas occupies 10.0 L at 40 degrees celsius and 3.10 atm, what is the molar mass of the gas?

pre-algebra 2
no the answer is 17.75

Science
1. Which of the following is an example of energy transfer from the sun to a producer and then to a consumer? a. sun warms rocks; squirrels climb over rocks; squirrels are eaten by other animals b. sunlight helps plants to grow and deer eat plants c. sun heats pond water; fish...

computer science
myprogramming lab- the bane of my existance- code works in c++ but not in myprogramminglab so I wondered if I was missing something in the question

computer science
my code works in c++ so the logical I am getting error must be in the reading of the problem, but I can't see it: Given a type Money that is a structured type with two int fields, dollars and cents. Assume that an array named monthlySales with 12 elements, each of type Mon...

Math
lol, plug 5x-2 into the second equation 6x + 3(5x-2) = 15 solve for x

algebra
sure you wrote that right?

ALGEBRA
well you didn't list the choices so I'm going to say isolating x or y would be your first step.

computer science
Declare a structure whose tag name is Emp and that contains these fields (in the following order): a double field named d, a character pointer named str, and an array of eleven integers named arr. * I'm good till here. In addition, declare a array named emp of 30 of these ...

computer science
after the due date my teacher told me what was wrong with it apparently the entire problem was the .txt which I erroneously thought you had to have, ty for your help

computer science
9.10: Reverse Array Write a function that accepts an int array and the array’s size as arguments. The function should create a copy of the array, except that the element values should be reversed in the copy. The function should return a pointer to the new array. Demonstr...

math
n = 17 N= (17*2) - 17

computer science
ty

computer science
those are 2 different codes above, I wrote them that way because what you wrote was similar to what I had before but myprogramminglab does not like it. Still does not like it. thank you though I think i give up, at least on this one.

computer science
The variable cp_arr has been declared as an array of 26 pointers to char. Allocate 26 character values, initialized to the letters 'A' through 'Z' and assign their pointers to the elements of cp_arr (in that order). int *arr1[26]={'A','B','...

Algebra
What's the question

computer science
lol I've had so many codes for this problem. int *arr1[26]={'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R...

computer science
The variable cp_arr has been declared as an array of 26 pointers to char. Allocate 26 character values, initialized to the letters 'A' through 'Z' and assign their pointers to the elements of cp_arr (in that order).

algebra
f(x) is the same thing as y so if you put y = 2x, and x = -1 that would make y = ?

computer science
whole problem, whole program sorry... 9.10: Reverse Array Write a function that accepts an int array and the array’s size as arguments. The function should create a copy of the array, except that the element values should be reversed in the copy. The function should retur...

computer science
K I have gotten it to work in visual c++ by getting rid of the inner loop but it doesn't work on myprogramminglab so I don't know what else to do. The problem was extensive as well as the entire program, it works up until this function.

computer science
int *reverse(const int *, int); int *temp; temp = reverse(arr1,N); int *reverse(const int *arr1, int N) { int *arr2; arr2 = new int[N]; for(int count = 0; count < N; count++) { for(int index = (N-1); index <= 0; index--) arr2[count] = arr2[index]; } return arr2; } I need...

English
animals should not - instead of no animal should 1st line. ; after cruelty your first paragraph - you want to state what your arguments are without examples closing paragraph needs to be split between your other paragraphs, your closing argument should be a summation of your a...

Algebra; HELP PLEASE.
2x3=6

mortgage rates
what would the monthly payment be on a $115,000 home with a 4.4 percent annual interest?

Presentation
After completing the Unit 4 Live Presentation, discuss each of the following topics in a 3 – 4 paragraph essay: Discuss at least two specific aspects of delivering the Unit 4 Live Presentation that were easier than you thought they would be. Explain the reasons why you th...

science
how to draw a delivery device for golf balls

Science
1. Symbiotic relationships may evolve a. very quickly to remove all benefits acquired by the relationship. b. rapidly over a short period of time throughout all species. c. over time by co-evolution of adaptations that reduce the harm or improve the benefit of the relationship...

Environmental Science
Thank you so much

Environmental Science
1. The main provisions of the Endangered Species Act include all of the following EXCEPT: a. individuals may not destroy the habitats of endangered species b.one may not catch or kill, uproot, sell or trade any endangered or threatened species. c. the compilation of a list of ...

Math
How do you solve 2t - 4t to the 2nd power? 2t-4t to the 2nd power Identify the greatest common factor Factor this expression

physics
Julie carries an 8.0-kg suitcase as she walks 18 m along an inclined walkway to her hotel room at a constant speed of 1.5 m/s. The walkway is inclined 15 degrees above the horizontal. How much work does Julie do in carrying her suitcase?

phsyics
A 975-kg car accelerates. The magnitude of the average net force acting on the car is 3478 N, what is the acceleration of the car?

math
What is the scientific notation of 200,400

Math
Thanks but I still don't understand. can someone do a sample for me, thanks

Math
$10000 x 10% x (90/365) don't know what to do with the number in the brackets

math
what is the concentration of a sugar solution that contains 8g sugar dissolved in 500 ml water? answer in the form of a ratio

science
what is the concentration of a sugar solution that contains 8 g sugar dissolved in 500 ml of water? explain in ration form

MACROECONOMICS
Suppose that there are 10 million workers in Canada and South Korea and each worker in Canada and South Korea can produce 4 cars per year. A Canadian worker can produce 10 tonnes of grain a year, whereas a South Korean worker can produce 5 tonnes of grain a year. The following...

STATISTICS
Pure Plastics Inc. manufacture molded plastic pieces. A sample of their raw material inventory is shown in the table below: Item Average Inventory (units) Value ($/unit) 128 400 3.75 234 300 4.00 233 120 2.50 236 75 1.50 239 60 1.75 240 30 2.00 678 20 1.15 784 12 2.05 821 8 1....

math
8-5x<2x-20

statistics
Suppose that there are 10 million workers in Canada and South Korea and each worker in Canada and South Korea can produce 4 cars per year. A Canadian worker can produce 10 tonnes of grain a year, whereas a South Korean worker can produce 5 tonnes of grain a year. The following...

operations management
Pure Plastics Inc. manufacture molded plastic pieces. A sample of their raw material inventory is shown in the table below: Item Average Inventory (units) Value ($/unit) 128 400 3.75 234 300 4.00 233 120 2.50 236 75 1.50 239 60 1.75 240 30 2.00 678 20 1.15 784 12 2.05 821 8 1....

statistics
2. Punkey Electronics, a small manufacturer of electronic research equipment, has approximately 7,000 items in its inventory. They just hired Joe Detail to manage the inventory. Joe has determined that 10% of the items in inventory are A items, 35% are B items and 55% are C it...

Business English
Will you please answer the following questions about your company products advertised in the October 2011 Dwell magazine? We are interested in ordering some of your snack products . 1. If we finally make a deal is it possible to start importing your products at the beginning o...

Chemistry
if you add 0.056 moles of HC2H3O2 to 0.064 moles of NH3, how many moles of each are actually neutralized?

physical science
A certain radioactive substance has a half-life of 1 hour. If you start with 1 gram of the material at noon, how much will be left at 3:00 P.M.? At 6:00 P.M.? At 10:00 P.M.?

College
borrowed $42,400 for 5 years interest rate 2.5%

library science
Explain the purpose of AACR2 and Dublin Core Element Set then describe and discuss two significant similarities and two significant differences between them.

algebra
Can someone simplify this equation: -6(5-2z)+5z=8z-3(16-3z) Please help, show all your work.

chem
ok my professor lost me when explaining this material so please bare with me and help me step by step one of the questions is: after absorbing 1850J of energy as heat, the temperature of a .500-kg block of copper is 37C what was its initial temperature (the specific heat capac...

college chem
sodium sulfide, Na2S, is used in the leather industry to remove hair from hides. The Na2SO4 + 4C -> Na2S +4CO(g) so suppose you mix 15(g) of Na2SO4 and 7.5g of C. which is the limiting reactant AND what is mass of Na2S that is produced?

chemistry 2
the balanced equation for the reduction of iron ore to the metal using CO is Fe2O3+3CO(g) -> 2Fe+3CO so what is the maximum of iron in grams that can bbe obtained from 454g (1.00 lb) of iron (III) oxide? AND what mass of CO is required to react with the 454g of Fe2O3? pleas...

college chem
what volume of 0.955 M HCl, in milliliters, is required to titrate 2.152g of Na2CO3 to the equivalent point? Na2CO3(aq) + 2HCl(aq) 2NaCl(aq) + CO2(g) + H2O(1) can this please be explained in simple step by steps? i am sick and i am having trouble understanding anything.

chemistry
can someone please show me the steps of setting up the emirical formula for NaN3

chemistry
a room is 18ft long, 15ft wide and from floor to ceiling is 8ft6inches. what is the rooms volume in cubic meters? i have 6.498716 is this correct? what is the mass of air in the room in kilograms assuming the density of the air is 1.2g/l and the room is empty of furniture. i h...

math 30 pure
determine the zeros(to the nearest tenth) and the domain and range: y=-2x+4 and y=-x2(squared) - 3x - 4

math
ha ha thanks

math
when in life would one ever have a question relating to powers in the real world ex 5x5x5x5x5x5 Anyone have an idea

Math
( 7-(-9)4 - (35 divide 7)4

Strayer University
a dog-food company makes a special kind of dog food. It consists of 10% meat powder and 90% grain. The meat powder cost 80 cents per pound. The grain costs 70 cents per pound. What is the cost of the new materials per pound of dog food?

American Government: Check my answers please
thank you!

American Government: Check my answers please
1. Self-interest is not a primary motivation for people to become involved in a capitalist economy. a. True b. False Answer: A 2. In the U.S. economy, the government does not interrupt the market economy and business transactions between companies. a. True b. False Answer: A 3...

philosophy
Kurt Mossler (2008) states; “Relativism offer alternatives to traditional theories of ethics.” There is one question that I would have a difficult time accepting accordance to the relativist response. This question would be: Should soldiers, cops, executioners, and d...

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