Thursday
December 8, 2016

# Posts by pamela

Total # Posts: 176

Math
There are 20 bottles in a box. Each bottle weighs 1 3/4 pounds. How many pounds do all the bottles weigh together?
November 29, 2016

statistics
The current rate of success is 70% for 200 students. When the new test is implemented, the rate increases to 85% for the 50 students who pass the test and are allowed into the program. Is this difference significant?
October 23, 2016

Life orientation
Incidents of xenophobia in your community or any other community
May 20, 2016

economic
thesouthafricangovernmentisnotprovidingenoughwelfareorsubsidiestothepoorandunderpriviledged
May 12, 2016

sociology
what is the basic logic of probability sampling? How does such concepts as homogeneity, heterogeneity, sampling bias, representativeness, and probability of selection fit into each logic?
April 25, 2016

Maths
ABC is an isosceles triangle in which the equal sides are AB and A.If AD is an altitude and |BC|=1/2|AB|.Prove that |AD|^2=15|BC|^2
April 23, 2016

Research and Design
What changes did the Census Bureau make to the conceptualization and operationalization of race in the 2000 census?
March 18, 2016

Statistics for the Behavioral Sciences
Complete an independent project, collect data from your observation experiment and perform a one-way, between-subjects ANOVA on the data using the definitional formula.Include the following: 1. description of research project that includes the operational definition for the ...
February 25, 2016

math
A ship leaves POrt P and sails 28km away on bearing of 70 degrees to POrt Q. The ship then turns on a bearing of 160 degrees and sails 21km to POrt R. Find angle PQR, calculate the distance PR, Determine the bearing of R from P. angle PQR = 180 degrees - 160 degrees = 20 degrees
February 22, 2016

Geometry
I know that a rectangular room measures 2300 sq. ft, how long and how wide would the rectangle be?
January 29, 2016

FRENCH ! (:
Dialogue practice: Please check my grammar and sentence structure. This is meant to be an interview dialogue. ** whatever is in () I know I have to add the accents later on. I just wasn't able to on my device now. 1.) Qu'est-ce qui arriv(e) heir? (what happened ...
January 14, 2016

math
On Monday, Carlos ran 1/8 of a mile. On Wednesday, he ran 5/6 of a mile. Carlos ran 3/8 of a mile on Friday. Which day did Carlos run farthest?
January 6, 2016

statistics
An urn contains7 white balls and 3 yellow balls. If Tim chooses 8 balls at random from the urn, what is the probability that he will select6 white balls and 2 yellow balls? Round your answer to decimal places.
November 26, 2015

math
What do you need to do to extend a number if attern
October 8, 2015

Healthcare
Identify 3 tools from the CMS website that are helpful to achieving the goals set forth by an organization?
August 23, 2015

Math
A ribbon is 40 inchest long. We want to cut the ribbons into pieces. Each piece will be 2/3 of an inch. How many pieces will we have?
July 7, 2015

economics
are there any welfare or subsidy payments that should be received or added
May 23, 2015

algebra
t/2 + t+3/3t = 1/t I got the lcd of 12t I stuck at the step of solving and i'm not getting t=-4
April 10, 2015

math
Part A: Which two numbers represented by dots on the number line above are opposites? Part B: Explain how the numbers' relationship to 0 makes them opposites. the dots are -15, -5, 10, 15, 20, 25, and 35
February 18, 2015

math
can you answer my question people?
February 18, 2015

math
Mr. Howard wrote the following expressions on the board in order to determine which expressions are equivalent and how they are equivalent. 60x+24, 3(20x+8, 4(15x+6) Explain which of these expressions are equivalent using properties of operations, and then determine how other ...
February 18, 2015

Math
February 18, 2015

Math
1. Directions: Type your response in the box. Part A: Which two numbers represented by dots on the number line above are opposites? Part B: Explain how the numbers' relationship to 0 makes them opposites. the dots are -15, -5, 10, 15, 20, 25, and 35
February 18, 2015

math
thanks
February 18, 2015

Calculus
Derivative of the implicit Function: arctan(x^5y)=xy^5 Here is where I am at. I am pretty frustrated: arctan(x^5y)-xy^5=0 1/1+(x^5y)^2 * (d/dx(x^5)*y+x^5*d/dx(y))-(d/dx(x)*y^5+x*d/dx(y^5))=0 1/(1+x^5y)^2 * (5x^4y+x^5dy/dx) - (y^5+x^5y^4dy/dx) (5x^4y)/[(1+x^5y)^2] + (x^5dy/dx...
October 16, 2014

math
5hexponent2/5 =3645/5 find the value of h
September 20, 2014

math
Write an equation which models how old in years each of you will be when you are three times as old as the younger person use age 10 and 48?
September 6, 2014

computer literacy
booles theories of ligic set the foundation for what aspect of computing today
April 27, 2014

physics
A stationary speaker is emitting a sound of frequency 1330 Hz. The air has a temperature of ^oF. Taking right to be positive, a person is moving toward the source (to the left) at 8.2 \frac{m}{s}. The person will hear a frequency of ... f =
April 21, 2014

Can I be an accountant when doing these subjects?
April 4, 2014

chemistry
what is the total mass of Rn-222 remaining in an original 160-mg sample of Rn-222 after 19.1 days?
March 31, 2014

physics
A ball is projected upwards from a platform 8m above the ground,with an initial velocity of 3m/s.How long does it take for the ball to reach the ground.
March 10, 2014

Thomas company pays him 6% commission with a 1350.00 drawing account each month. if his sales last month totaled 152480.00 how much commission is owed to Thomas?
February 16, 2014

Algebra
Please help me find the value of the annuity for the following: a1= $8000, I=0.06, n=10$8,000 invested for 10 years at 8% compounded annually$8,000 invested for 10 years at 0.06% n = 10 Thank you. December 8, 2013 math models If$3800 is invested in a savings account for which interest is compounded quarterly, and if the $3800 turns into$4300 in 2 years, what is the interest rate of the savings account?
October 12, 2013

Math 140
To help pay for a class trip at the end of the senior year, the junior class at a high school invests $1800 from a fund-raiser in a 18-month CD paying 2.6% interest compound monthly. Determine the amount the class will receive when it cashes in the CD after 18 months. July 19, 2013 s According to science, the fastest speed possible for anything is the speed of light. The speed of light is about 186,000 miles per second. That means that in one minute, light travels 11,160,000 miles. The star nearest Earth is the Sun. It's about 93,000,000 miles from ... June 3, 2013 Math 3765 May 21, 2013 economics Wha are welfare payments or consumer subsidies April 5, 2013 Life orientation What, according to the BCEA with regard to the contraventions in work place? March 13, 2013 English 1.squander 2.digress 3.rigor 4.incentive 5.devastate 6.succumb 7.indispensable 8.intermittent 9.curtail 10.incorporate those are my answers February 16, 2013 English Hi do you still use this? and if so can I show you my answers? February 16, 2013 english hey gabriela, chapter 6 Chapter 6 Ten Word Parts in Context 1. ann, enn- B. year 2. audi, audio- C. hearing 3. cycl, cyclo- A. circle 4. –hood A. state of 5. hyper- B. more than normal 6. –ly B. in a certain way 7. non- B. not 8. path, -pathy A. feeling 9. pend- C. ... December 3, 2012 English 1. intrinsic 2. alleviate 3. revulsion 4. covert 5. cynic 6. demise 7. virile 8. benefactor 9. infamous 10. speculate are these correct? December 3, 2012 devry math I am really have a hard time I need help. Prime factorization of 343 November 3, 2012 Statistics A standard deck of cards contains 52 cards. Of these, 12 are face cards (kings, queens, and jacks), 13 are hearts, 13 are clubs, and 3 of these are both hearts and face cards. A card is drawn. What is the probability that the card is either a jack of hearts or a queen of clubs? September 18, 2012 Chemistry hnrs what is the electron configuration of vanadium? September 14, 2012 Science 2 How does TCDD act as an endocrine disruptor? August 13, 2012 Science What happens when TCDD binds to the AhR receptor? How does it cause diseases/health problems in people? August 13, 2012 Science what does LD50 stand for in science terms? August 13, 2012 Science What happens when TCDD binds to the AhR receptor? How does it cause diseases/health problems in people? August 13, 2012 Science Biology What happens when TCDD binds to the AhR receptor? How does it cause diseases/health problems in people? August 10, 2012 science what are atoms July 25, 2012 geometry An open rectangular glass tank with a horizontal base PQRS measures 80 cm by 50 cm by 34 cm. 110 liters of water is poured into the tank. v The tank is tilted towards edge PQ until the water just reaches the edge TU. w Calculate the value of d. s June 19, 2012 Classical Mythology Sorry, forgot to write that down. The Cremaster Cycle May 10, 2012 Classical Mythology Throughout this film, characters appear, or things happen, that are reminiscent of people or events in classical mythology. What do they make you think of? Pick 4-5 things (people, incidents events, costumes, whater) and explain waht they remind you of from classical mythology... May 10, 2012 Calc radio active radium(226) April 15, 2012 Calc Radioactive radium () has a half-life of 1599 years. What percent of a given amount will remain after years? April 15, 2012 Physical science The engine of a car is being lifted out of the car by using a pulley system. The weight of the engine is 8000N. Use a scale diagram to determine the horizontal force, F1 that a mechanic has to use to hold the engine in such a position that the rope makes an angle of 30degrees ... March 7, 2012 Thesis statement I need to write my own classification and division Essay of 200 words about the versions of English spoken using mother tongue as a sample. I'm having Trouble developing a good thesis statement. Please help! March 7, 2012 Thesis statement I need to write my own classification and division Essay of 200 words about the versions of English spoken using mother tongue as a sample. I'm having Trouble developing a good thesis statement. Please help! March 7, 2012 chemisty 14KMnO4+4C3H5(OH)3----->7K2CO3+7Mn2O3+5CO3+16H2O how to do it help me if you can I spend days to find this but I couldn't please help mee..... January 6, 2012 Algebra: Statistics Five years ago, you bought a house for$151,000, with a down payment of $30, 000, which meant you took out a loan for$121,000. Your interest rate was 5.75% fixed. You would like to pay more on your loan. You check your bank statement and find the following information. ...
December 14, 2011

Intermediate algebra
The current in a typical mississippi river shipping route flows at a rate of 4mph. In order for a barge to travel 24mi upriver and then return in a total of 5hr, aproximately how fast must the barge be able to travel in still water?
November 11, 2011

College Algebra
Evaluate the function y=2.55^(x+1) at the value x=1.83
November 4, 2011

math
what is 216.3 divided by 10.5? please show the work
September 21, 2011

Chemisty
Consider a hydrogen atom that goes from the n = 2 to the n = 1 state. (a) Calculate the wavelength, in nm, of the photon emitted. (b) What part of the electromagnetic spectrum is it?
September 20, 2011

Chemistry
What is the frequency of light having a wavelength of 5.6 micrometers?
September 20, 2011

science
scientist do their experimental test more than once so they can reduce the effects of chance errors this is called conducting what
August 31, 2011

Physics
A runner runs around a circular track with a radius of 50m.if he runs half way round the track from a to b.am i correct if i say his distance is 100m?
August 17, 2011

Chemistry
4Al + 3O2 = 2Al2O3. If 41.5 g aluminum and 69.0 g oxygen undergo a reaction that has a 67.0% yield, What mass of aluminum oxide forms. Please help by showing steps to find answers. Thanks
July 17, 2011

Chemistry
In this balanced equation 4Al + 3O2 = 2Al2O3. When 0.54 mole aluminum is reacted in a closed container with 7.80 g oxygen, how many grams of aluminum oxide can form. Please show steps to work out. Thanks
July 16, 2011

Global Help!
oh ok thanks again good night
May 26, 2011

Global Help!
Thanks! i have one more question that i cant seem to find: how did the first Global Age affect culture? should i just ask my Global teacher for help and leave it blank til then?
May 26, 2011

Global Help!
is this right?: socialy- Native Americans were at the bottom of the social pyramid and the fully spanish were at the top. political- the spanish were allowed to force Native Americans to work for them economic- trade was great but many people died and .... i need help with ...
May 26, 2011

Global Help!
Describe social, political and economic aspects of spanish rule in the Americas. I cant find this answer anywhere help please!!
May 26, 2011

Social Studies
1. Describe social, political and economic aspects of spanish rule in the Americas. 2. How did the first Global Age affect culture? 3. Why did the slave trade prosper? what effects did it have on Africa? 4. How did the colonization of the Americas affect Europe?
May 26, 2011

Social Studies
oh okay sorry.. so if I answer them myself may you tell me of they are right?
May 26, 2011

Social Studies
1. describe the achievements of the Maya, Inca, and Aztec. 2. what were the major similarities and differences between the Maya, Inca, and Aztec? 3. why did the Europeans begin to explore? 4. How did the Spanish conquer the Aztec and Incan empires?
May 26, 2011

algebra
Annual profit in thousands of dollars is given by the function,p(x)=200square x-3 +10,000,where x is the number of items sold in thousands, x less than 3. describe the meaning of the numbers 3 and 10,000 in the formula. find the profit for 5 different values of x. graph the ...
May 21, 2011

Chemistry
yes, each half-cell contains 1.00 L of solution so that is the volume thank you!
April 28, 2011

Chemistry
A zinc-copper battery is constructed as follows at 25°C. Zn|Zn^2+ (0.15 M)||Cu2+(3.00 M)|Cu The mass of each electrode is 200. g. a) Calculate the cell potential when this battery is first connected. - i got this to be 1.14V b.) Calculate the cell potential after 10.0 A of...
April 28, 2011

chemistry
our lab experiment was Isolationa nd Identification of the Major Constituent of Clove Oil. We know the major component is Eugenol, but our professor wants us to write the equations for the extraction of eugenol from the distillate with dichloromethane and then the equation for...
April 20, 2011

social studies
Thank you so much!!
April 3, 2011

social studies
No they're not in the book because she discussed these questions in class. the class was suppossed to take notes on what she was saying. We barely use textbooks because she plans lessons and we have to go by what she says. I missed a couple of her classes. can you with any...
April 3, 2011

social studies
I have a test on this tomorrow and I can't seem to find the answers to these questions
April 3, 2011

social studies
Help! 1. Describe the social strusture of feudal society. 2. what were the similarities and differences between feudalism in Euope and Japan? 3. How did the Roman Catholic Church influence social, political, and economic life during the Middle Ages? 4. How did England, France ...
April 3, 2011

Europe
how did europe's geography affect its development?
April 3, 2011

epidemiology
For this Discussion, read the following scenario, and then address the following question in 1–2 paragraphs: For the month of August, 12 new cases of tuberculosis and 12 new cases of West Nile virus infection were reported to a county health department. You are not sure ...
March 30, 2011

strayer
For this Discussion, read the following scenario, and then address the following question in 1–2 paragraphs: For the month of August, 12 new cases of tuberculosis and 12 new cases of West Nile virus infection were reported to a county health department. You are not sure ...
March 30, 2011

math
Suppose the 435 members of the house of representatives are placed on committees consisting of more than 2 members but fewer than 30 member of members and each member is to be on one committees. Each committee is to have an equal number of members and each member is to be on ...
March 12, 2011

what is 9 /24794
November 29, 2010

Cognitive psycology
by giving a model of answers
November 20, 2010

IT/236
List three things that a Web designer must consider and understand about the purpose or target audience prior to site development. Why do you feel each of these is important to a successful plan?
November 1, 2010

math
Brenda's dog is 5 times as long as Hugh's dog. Together the dogs are 48 inches long.How many inches long is Hugh's dog?
October 14, 2010

Math
Express the quantified statement in an equivalent way. Some students are bored. Would it be Not all students are bored?
October 4, 2010

math
Using the Octagonal formula how do you get the 6th octagonal number 96?
October 4, 2010

college chemistry
How much heat is needed to convert 2.00 kg of liquid ammonia at -40.0 oC to its vapor at -11.0 oC? The specific heat of liquid ammonia, NH3 (l), is 4.70 J/g-K and that of the vapor NH3 (g), is 2.20 J/g-K. The enthalpy of vaporization of ammonia is 23.3 kJ/mol and its boiling ...
May 25, 2010

biology
Thank you!
May 7, 2010

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