math 4th grade
If Sally gave a survey with five colors listed and ask each person who takes the survey to pick one color. She assumes that the results if given to 24 persons the results would be 1/2 blue, 1/12 red, 1/8 blue, 1/4 green, and 1/24 orange. What number of surveys would best prove...
January 25, 2007
how about expressing 230 parts per thousand (ppt) of SO4^2- in mol per kg? 230 ppt is 230 g/1000 g = 230 g/kg. Convert 230 grams into mols and you have it. SO, I come up with an answer of 2.39 mol/kg. Correct? J
January 22, 2007
What controversy was connected to Surface Mining Control and Recovery Act? Check this site for opposition to that act. http://www.teachcoal.org/aboutcoal/articles/coalamer.html
October 27, 2006
australia's role in united nations
Outline Australias positions and responsibilities in the United Nations australia plays a big role :P australia's role in the united Nations was to ..... not much Hey, it would help heaps if you could andwer this question, What is Australia's role in the United ...
August 8, 2006
What has been Australias involvement in UNESCO, UN conventions and international environmental treaties? These sites detail Australia's involvement in these international organizations. http://www.dfat.gov.au/un/ https://www.cia.gov/cia/publications/factbook/geos/as....
August 8, 2006
MATH - Rational Expressions
HELP PLEASE! I am taking my college placement test tomorrow and am working on the sample test now. I need help with this question about Rational Expressions... For all r (<INSERT>is not equal to sign)+ or - 2 r(squared) - 5r+6 (All Over) r(squared)- 4 I know the answer ...
August 16, 2005
Linear Equation in Two Variables
I have to take a college placement test and am studying hte practive test. He is the question . . . What is the equation of the line that contains the points with (x,y) coordinates (-3,7) and (5,-1)? I know that the answer is y=-x+4, but I cannot remember from high school what...
August 2, 2005