penelope
Popular questions and responses by penelope
PreAlgebra
The ratio of men to women at a lecture is 2 to 5. A total of 63 people are at the lecture. How many are men? Explain how you found your answer,
asked on January 9, 2014 
geometry
Three vertices of a parallelogram WXYZ are X(2, 3) Y(0, 5) and Z(7, 7). Find the coordinates of vertex W. a (4, 0) b (5, 0) c (9, 15) d (5, 1)
asked on December 15, 2017 
history
which idea that emerged as a result of the Protestant Reformation is also reflected in modern democratic government a. selfgovernment*** b. religious tolerance c. humanism d. censorship
asked on October 5, 2018 
Sociology
a current trend is for employers to require diplomas and degreesto establish jobs eligibility. True of false?
asked on May 20, 2019 
Child Care
15. Timeouts are ineffective because A. an adult uses a timer to make sure that the timeout is age appropriate B. the child quietly sits until the timer goes off C. a power struggle is created between the adult and the child D. the adult wins the power
asked on September 19, 2017 
Chemistry
A balloon with a volume of 950. mL is cooled from 345 K to 298 K. The internal pressure does not change and the balloon does not leak. What is the volume of the cooled gas? I think I got the Right answer but I am a Little Confused and online school is
asked on March 18, 2020 
math
A chord of a circle 38.8 cm long is subtended by a 150 degree central angle.Calculate the radius of the circle.
asked on January 29, 2013 
College stats
Please help, I would appreciate an explanation on how you got the answer so I can understand it, being that I am so confused. The Denver Post stated that 80% of all new products introduced in grocery stores fail (are taken off the market) within 2 years. A
asked on July 12, 2013 
history
what is a group of people captured and taken to Babylon by the Chaldeans?
asked on December 4, 2007 
math
the product of seven and four times a number multiplied by three 28*n*3 is this correct??
asked on September 24, 2015 
Math
Mr.jacobs budgeted $1,200 for tiles. His sketch of the floor requires him to use 38 white tile. each white tile cost $12. Write and solve an inequality to find the maximum amount he can spend on his brown tile. I'm not sure how to write and solve the
asked on August 20, 2015 
chemistry
the longest lived radioactive isotope yet discovered is the betaemitter tellurium130.it has been determinded that it would take 2.4 x 10^21 years for 99.9% of this isotope to decay. write the equation for this reaction, and identify the isotope into
asked on July 12, 2010 
college stats
I am having a lot of trouble with these questions can anyone help me please. 2. On September 2, 2004, a Dan Jones poll based on a random sample of 408 Salt Lake County residents reported that 26% of the respondents thought that Mayor Nancy Workman should
asked on July 12, 2013 
college statistics
I am having a bit of trouble with the top half of the questions. I have an answer below for questions 510, is there anyway you can check those answers and help me with the rest I am having trouble with. Thank you. 1. The area to the right of 1.93 under
asked on July 18, 2013 
Math
suppose you had a very small set of numbers that contained only 0 and 1 would this set be closed under addition? if not give a counterexample. please help me
asked on September 24, 2015 
Algebra 2
Ln 4 r^2 =3
asked on February 15, 2012 
English
Can someone tell me why the novel Fahrenheit 451 has a dystopia society?? Can you give some examples please? thanks
asked on August 19, 2015 
stats college
Which of the following confidence intervals will be the widest? a. 90 percent b. 95 percent c. 80 percent d. 98 percent
asked on July 12, 2013 
Physics
A car starts from rest and travels for 5.9 s with a uniform acceleration of +1.2 m/s2. The driver then applies the brakes, causing a uniform acceleration of 1.7 m/s2. The breaks are applied for 1.70 s.
asked on September 2, 2013 
Stats ()
Coal is carried from a mine in West Virginia to a power plant in Pittsburgh in hopper cars on a long train. The automatic hopper car loader is set to put 75 tons of coal into each car. The actual weights of coal loaded into each car are normally
asked on July 12, 2013 
Ela
So i was reading this article about best new ice cream shops in nyc and answer questions like What is the central idea of the article... What does it mean by Central idea of the article?
asked on August 21, 2015 
English
So what i have to do is get two articles that are local news and they must come from July and August. It must be approximately be 1000 words and must come from a major newspaper or news magazine. So i have been searching up in the new york times but you
asked on August 19, 2015 
college statistics
I am having a bit of trouble with some of the questions. Some of the ones I put below have an answer, is there anyway you can check the answer and help me with the rest I am having trouble with. Your sociology teacher claims that 60 percent of American
asked on July 18, 2013 
college stats
Sorry for all the questions, I really need help and an explanation so I can fully understand. I really appreciate everything. Thank you. In a random sample of 519 judges, it was found that 285 had an introvert personality type. Construct a 95% confidence
asked on July 12, 2013 
statistics
EVENT PROBABILITY First set of O rings function correctly and second Oring functions correctly .7552 First set of Orings malfunction and second Oring functions correctly .1138 1st set of Orings function correctly and 2nd Oring malfunctions .1138 1st
asked on October 10, 2008 
Math
A committee, which consists of two mathematicians and three scientists, will be formed from four mathematicians and six scientists. How many possible committees can be formed if : a. any of the mathematicians and scientists are included? b. one particular
asked on February 21, 2013 
college stats
help please!!! 1. The average number of bumped passengers per day on FliRite Airlines is 2.47 with a standard deviation of 1.75. For a random sample of 40 days, what is the chance the average number of bumped passengers in the sample is between 2 and 2.75?
asked on July 12, 2013 
Geometry
how do you factor 49y^2  4x^2 ?
asked on March 28, 2012 
What would the effect size be?
Based on the data bellow, what would the effect size be? Group one 12 and group two 11. Standard deviation 3.
asked on November 17, 2014 
music
what is a diphong?
asked on February 18, 2010 
Epidemiology
Consider each of the following scenarios and explain whether the variable in question is a confounder: 1. A study of the relationship between exercise and heart attacks that is conducted among women who do not smoke. Explain whether gender is a confounder.
asked on October 5, 2014 
college stats
Again sorry for all the questions. please help, I am not good at stats and find these questions very difficult. I would appreciate an explanation if possible. 1.What is the sample average? 2.What is the SD of the box? 3.What is the number of draws from the
asked on July 12, 2013 
math
How do you find the discount of Regular Price $38 Discount 10%
asked on May 20, 2010 
Calculus
Use the Evaluation Theorem to find the exact value of the integral ç 7 1 1/5x(dx)
asked on April 17, 2013 
brain/consciousness
where or what part of brain does consciousness reside? I've looked online but mostly just journal articles and so forth. HELP! http://en.wikipedia.org/wiki/Cerebral_cortex thank you so much!
asked on November 7, 2006 
socials 10
what impact did the indian act have on the First Nations?
asked on December 18, 2015 
math
If tn = n2 + 1, n ≤ 1, show the first four terms of the pattern. so far i got 2 1 0 3. but it marked it wrong..and i don't know why
asked on March 18, 2012 
Which of following is not equivalent
Which of the following is not equivalent? Lymph Plasma Interstitial fluid Blood I chose Interstitial Fluid, Am I correct? Blood is the least alike
asked on November 10, 2006

Life orientation
It reduce accident
posted on August 28, 2019 
Math
Fhhfhfifj
posted on April 25, 2018 
Child Care
Thank you, C is correct
posted on September 19, 2017 
math
and if it was simplified would it be 21 times 4n
posted on September 24, 2015 
math
Ohhhh thank u
posted on September 24, 2015 
Ela
thanks
posted on August 21, 2015 
Math
How do you solve this? I'm a little bit confused
posted on August 20, 2015 
English
ohhhhhh now i understand thank you so much :)
posted on August 19, 2015 
English
when i click the website is just send me to google
posted on August 19, 2015 
English
Thanks
posted on August 19, 2015 
PreAlgebra
Thank you sooo much!!
posted on January 9, 2014 
ocho rios primary school
Men.
posted on April 17, 2013 
historical globalization $ imperialism grade 10
Eurocentric comes from the words Europe and centre. Meaning that people considered Europe being in the centre and the centre of everything. So a eurocentric attitude would mean an attitude which includes thinking that Europe is superior and the central
posted on May 4, 2012 
history grade 10
No they shouldn't. Take the Roman Empire for example, even though it is not colonial imperialism, it was able to maintain and support its huge empire for such a long period of time because it didn't challenge anyone's cultural beliefs and religious
posted on May 4, 2012 
World history
D. The Spaniards had important alliances with other indigenous peoples who were enemies of the Aztecs. The most notable of these alliances was with the Tlaxcalans.
posted on May 4, 2012 
math
ya wat list?
posted on December 4, 2007 
math
8O how can u do that kind of math?! im good but not that good!!
posted on December 4, 2007 
history
easy, the answer....... i don't no.
posted on December 4, 2007