Monday
July 28, 2014

Posts by Nancy


Total # Posts: 645

Algebra 2
Solve this formula for r. Simplify your answer. E/d=R+t/r Make sure you use parenthesis around any polynomials in the numerator and or denominator.

Math
a motorboat can go 24 miles downstream in the same amount of time that it takes to go 12 miles upstream. The boats speed in still water is 12 mph. What is the speed of the river? mi/hr?

Chemistry
How do I write the skeleton equation then balance the following (step by step): hydrogen+bromine---> hydrogen bromide

statistic homework
If 55% of a television viewing population watched a program called ¡§Name that Poem¡¨ one evening, what is the probability that, in a random sample of 100 viewers, less than 50% of the sample watched the program?

statistic solution
The distribution of cash withdrawals from the automatic teller machine at a certain bank has a mean of $500 with a standard deviation of $70. To reduce the incentives for robbery, the bank puts money into the machine every 12 hours and it keeps the amount deposited fairly clos...

statistic
The Tite Wire Company manufactures wires for circus acts. It has taken a random sample of 100 pieces of wire and wants to see if the thickness of a batch of wire meets minimum specifications. Assume that the population mean is 0.45 inch, with a standard deviation of 0.03 inch....

Algebra 2
(4x^3-3x^2+7x)/(x+1/2) Quotient and remainder

Algebra 2
(3x^4-5x^3+7)/(x+1)

Algebra 2
(3x^3+4x^2-7x+6) / (x-3) quotient and remainder

International Finance
What is an AA curve?

Algebra 2
(2x^3-x^2-48x+15)/(x-5) Divide and find the quotient and remainder?

Algebra 2
(4x^3-4x^2-x-3)divided by(2x^2-3)

Algebra 2
(4x^4-4x^2-x-3)divided by(2x^2-3) quotient an remainder?

Algebra 2
(3x^4-2x^3+4x-5) divided by (x^2+4) quotient and remainder

Algebra 2
(4-3/x^4)/(5+2/x3) Simpify, Leave in factored and reduced form.

Algebra 2
(5+3/x^2y)/(3+x/x^3y) Simplify. Leave in factored and reduced form. Put () around polynomials in numerator and denominator

algebra2
(4/y^2-1/y^3)/(2/y+3/y^2) Simplify. Leave answers in factored and reduced form. Put () around the polynomials on numerator and denominator.

Algebra 2
x^2/x^2+3x-10 - 1/x^2+8x+15 Simplify Leave in factored form and put () around polynomials

Algebra 2
(5y+5)/(y^2^+7y+6)*(y^2^+4y-12)/(y^2^+3y-10) Simplify Leave answer in factored form. Keep () around binomial factors.

CHEMISTRY
HOW MUCH 1 MOLE HCL IS REQUIRED TO MAKE 250ML OF 0.1 MOLE HCL?

Sociological
Using the sociological perspectives: functionalism, conflict, symbolic interactionism and feminism, show how Facebook has made an impact on today's technologically-advanced society.

Math
a chemist has an 18% acid solution and a 36% acid solution. How many liters of each of these solutions should be mixed together to make 24L of 30% solution? Enter two numbers separated by a comma

AJ
How do the three subsytems :law enforcement, cout, and corrections interact with each other? sorry for misspelling

AJ
How do the three susytems law enforcemnt, cout, and corrections interact with each other?

math
A board is divided into rectangles each 2/15 in long What is the length of one rectangle written as a decimal

Biology
how do animals that live in different enviroments meet their need for efficent gas exhcange? I was thinking maybe through their respiratory system? Body surface, lungs , gills, any specialized organs ? Or though the environment they live in ?

books
i couldn't find the answer can u give me the answers pleaseeeee i'm totally lost

books
what does winston thinks about people who are arrested from history? 2)who did winston see in the hallway? 3)what kind of notes does O'Brien gives to winston

books
what does it mean war is peace from the novel 1984?

U.S History
THanks

U.S History
help please What challenges did the United States face after the overthrow of saddam Hussein? Please help me ASAP thank you

Chemistry
A chemist ran the reaction and obtained 5.70 of ethyl butyrate. What was the percent yield? How do I solve this problem?

4th grade math
Is 1,725+346 more or less than 2,000? Explain how you can tell without actually adding.

4th grade
Explain how you would use front-end estimation to subtract 189 from 643.

Chemistry
Determine the final end (final) value of n in a hydrogen atom transition, if electron starts in n = 1 and the atom absorbs a photon of light with an energy of 2.044 X 10^-18J? A) 3 B) 4 C) 2 D) 6 E) 5

math
there are 7 red balloons and 4 fewer blue ballons. use cube trains to model the set of ballons.

algebra
During the first part of a trip, a canoeist travels 69 miles at a certain speed. The canoeist travels 2 miles on the second part of the trip at a speed 5 mph slower. The total time for the trip is 3 hrs. What was the speed on each part of the trip?

english
What is the def. Of the word thing-a-ling how how to put it into a sentence. Can not find in dictionary.

chemistry
0.386M

chemistry
Calculate the volume of 1.60 in milliliters that contains 6.00 of solute.

Algebra, Geo and Measurement
The diagonal of a tv screen is 21 in. The television's diagonal forms angle "m", which measures 50 degrees. What is the height of the screen?

Math
a) f(x) = 4.1x +92.16 b) f(x) = 17.9x + 19.36 c) f(x) = 8.8x + 55.4 ANSWERS: a) 4.8 b) 0.93 c) 2.2, i just have no clue how they got these answers EXTRA INFO: The demand function for a new product is p(x)= - 4x +42.5, where x is the quantity sold in thousands and p is the pric...

Math
a) f(x) = 4.1x +92.16 b) f(x) = 17.9x + 19.36 c) f(x) = 8.8x + 55.4 ANSWERS: a) 4.8 b) 0.93 c) 2.2, i just have no clue how they got these answers EXTRA INFO: The demand function for a new product is p(x)= - 4x +42.5, where x is the quantity sold in thousands and p is the pric...

math
arrays and an expanded algorithm 23*17

Math
Kosuke wrote a mathematics contest consistingof 25 multiple choice questions, the scoring system gave 6 points for a correct answer, 2 points for not answering, and 1 point for an incorrect answer.Kosuke got x correct and left y unanswered questions a) write an expression for ...

Psychology
I have to examine at least two mental disorders and two mental illnesses from the perspective of psychology. Do you know of any sites that can help me with this. Thank you.

social studies
I don't believe that punishment can be positive, using the usual definitions. Do you mean reinforcement?

algebra
2x-18=1/2x

Biology
Since Golgi bodies create lysosomes which are used in cellular digestion, b is correct. Since A is Mitochondria and that is used for energy production (ATP) and the question asks about nutrients, A is incorrect. Break down of macromolecules releases nutrients. Lysosomes break ...

statistics
a sample of 120 men and women randomly divided into 3 groups with 40 people per group. group 1 members varied their workouts. group 2 performed the same exercise at each workout. group 3 had no set schedule or regulations for their workouts. by the end of the study 18 people h...

hemistry
does glucose sometimes act as a monomer? explain your answer

basic dressmaking processes
1. A Correct 2. D Correct 3. B Correct 4. C Correct 5. A Correct 6. D Correct 7. C Correct 8. B Correct 9. C Correct 10. D Correct 11. C Correct 12. C Correct 13. A Correct 14. B Correct 15. D Correct 16. C Correct 17. A Correct 18. A Correct 19. B Correct 20. B Correct

earth
Why is the Earth's atmosphere rich in oxygen and poor in carbon dioxide?

physics
a charged particle with a charge ratio of 5.7E8 C/kg travels on a circular path that is perpendicular to a magnetic field whose magnitude is 0,27T, How much time does it take for the particle to complete one revolution

Health
I am trying to understanding what is required " Identify one trend in global health and discuss how this trend may affect public health in your community." Am I right by thinking that this like how prevention of hiv by cdc can affect local communities. I am trying to...

british literature
what is the meter of sonnet 73 what is the rhyme scheme of sonnet 73

british literature
what is the meter of sonnet 73 what is the rhyme scheme of sonnet 73

british literature
review the metrical feet box on page 35 in your study guis and the model of scanned poem in your textbook page 42. then ,scan the following sonnet 73. mark the syllables, separate the feet with shorts vertical lines, and indicate the rhythem scheme that time of year thou mayst...

Healthcare Administration
Metropolis currently has $1,150,000 in cash. How long would it take them to accumulate $2,000,000 in cash? Assume an interest rate of 5 percent.

physics
Factory Worker A is exposed to a sound of a constant intensity of 6.30 × 10–4 W m–2 at a distance of 1.00 m from a noisy machine. The frequency of the sound is 4.00 kHz. (a) What is the sound level in decibels (dB) of this sound? (b) By what factor would the am...

Finance
suppose a computer that costs $3000 new is only worth after 3 years .What is the average annual rate of depreciation?

College Algebra
Solve the following equation: 7m^2 = 12 - 17m If more than one solution, separate with commas

criminal justice
Prepare a 6–8 slide PowerPoint presentation that addresses the following questions: •What are some of the ways that organized crime impacts you and a community and/or city (of your choice) directly? (This element will account for 20% of your grade.) •What are so...

Life orientation
5 ways in which the human enviromental problem impacts on the community.

physics
If an equal force acts on the following objects, which will have the greatest acceleration: 1) a golf ball 2) a football 3) a soccer ball 4) a baseball

math
In a group of 28, 16 are boys 12 are girls. what fractional part of the group are boys?

College Algebra
great!!! thanks so much ...... you are a life saver!!!!! =)

College Algebra
sorry ...it is cubing binomials and the avove problem

College Algebra
sorry ...it is cubing binomials and the avove problem

College Algebra
SOLVE: (3x-5)^3 that's to the third power

british literature
this are the choices A. old english B. Elizabeth English C. Gothic English D. Middle English

british literature
inverted word order, unclearpronouns,and variable spellings are characteristics of what type of english?

grammar and writing
what is the adverb in this sentence: pete sometimes pretends he is a strong, silent cowboy.

system of equations
solve using any method and identify the system as consistent, inconsistent or dependent. 3x-4y=8 6x-2y=10 I want to use elimination. this is taking me forever!

College Algebra
solving using the elimination method and identify the system as consistent, inconsistent or dependent. 3x-4y=8 6x-2y=10

College Algebra
A coin jar contains nickels, dimes and quarters. There are 46 coins in all. There are 11 more nickels than quarters. The value of the dimes is $1.00 less than the value of the quarters. How many coins of each type are in the jar?

psychology
I am new to the subject so all I need are guidelines on how I can tackle the question.

psychology
its not like i want the whole assignment to be done for me while i am relaxed no,i just want to be helped to brainstorm on what i should mainly focus on wen i am answering the question.

psychology
Susan Sharp is a 35year old lady who has recently been diagnosed with diabetes.She is overweight and smokes.She is aware that she does not have a healthy lifestyle but finds it hard to resist fast foods and alcohol.She is a single parent of two young children.She claims that h...

Finance
How do I calculate a present value? 7,000 in 5 years at a quarterly discount rate of 6% I have looked at the material, but I am confused. Thank you

Finance
Present value, How do I calculate the present value of: 7,000.00 in 5 years at a quarterly discount rate of 6%? I have read over the material, but I don't get it. Thank you

Finance
Why is time such an important factor in financial matters? How does the frequency of interest compounding, regardless of the rate of interest or period of accumulation, affect the future value of any given amount? Explain your answer. How might you use the principles of the ti...

College Algebra
Thank you ...thank you ...thank you! =)

College Algebra
If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with $989.50 a month in take-home pay, then the amount you earned before the deductions were removed fr...

College Algebra
If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with $989.50 a month in take-home pay, then the amount you earned before the deductions were removed fro...

College Algebra
Plz help with the above equation

College Algebra
G - 0.24 G - 0.06G =989.5 Sorry that is the equation

College Algebra
If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with $989.50 a month in take-home pay, then the amount you earned before the deductions were removed fro...

College Algebra
If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with $989.50 a month in take-home pay, then the amount you earned before the deductions were removed fro...

College Algebra
THANKS!!!!! =)

College Algebra
The length of a rectangle is 3 times the width . If the perimeter is to be at least 48 meters, what are the possible values for the width? (If the perimeter is at least 48 meters, then it is greater than or equal to 48 meters.) Enter the expression for the width as an inequali...

math true/false
True

business
i need an answer

chemistry
write the products of these combination reactions: K + O2 ---> Ca + S ---> F2 + Al --->

math
find the sum of 9.98 and $15.00

math
identify what is the 90 percent confidence interval for occupational prestige for respondents with only a bachelor's degree (N=750), given you have known their mean=52.74, standard deviation=12.67.

Stats
identify what is the 95 percent confidence interval for upper class respondents, give you have known their mean=15.34, standard deviation=3.48,and cases=38

math
F=Gm1m2/r^2, for G

Pre-Algebra
Find any numbers for which each rational expressionis undefined. 9y^5+y^3/9

Math
The following data show the number of Chinese citizens who immigrated to the U.S. Use the data to predict how many Chinese immigrated to the U.S. during the 1990s. Decade No. of Chinese Immigrants 1950s 10,000 1960s 35,000 1970s 124,000 1980s 389,00

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | 6 | 7 | Next>>

Search
Members