Science & Mathematics - 17 January 2007

I have to write an equation for this problem.
A basketball team scored 90 points during their last game. If 54 of those points were 2-point shots, how many three point shots were made?

Also- A rectangular poster has a perimeter of 216 inches. The legnth of the poster is twice the width. What is the width of the poster?

2007-01-17 10:54:20 · 9 answers · asked by Anonymous in Mathematics

what would happen to salmon if a dam was built across a river they went up to every year to lay there eggs?

2007-01-17 10:54:02 · 3 answers · asked by Sara--<33 2 in Earth Sciences & Geology

I Need 2 Consecutive Integers Whose Sum Is 116, 2 Even Consecutive Integers Whose Sum Is 126, And 3 Odd Consecutive Integers whose sum is 117. PLZ HELP!!!!!!!!!!!

2007-01-17 10:52:48 · 3 answers · asked by Anonymous in Mathematics

How come when i have a a test tube half filled with acetylene and when it reacts with oxygen black residue (carbon) is produced on the top of the test tube. Whereas when I have a test tube full of acetylene reacting with oxygen the whole test tube gets black residue.

These are both incomplete combustions

2007-01-17 10:52:30 · 5 answers · asked by footballer1001 1 in Chemistry

A farmer marks off a rectangular area using 400m of fence. what is the greatest area she can enclose if the formula representing the swimming area is : A= 200L-L^2? What are the dimensions of the fenced in area? Give full details and steps.

2007-01-17 10:51:54 · 4 answers · asked by fifi n 1 in Mathematics

For Bio I have to label a sheet with the names of the veins and arteries in the body by tomarrow. I looked under every possible thing, but can not find anything. My textbook was of very little help. I just need a webpage with everything listed. Please and Thank You!!

2007-01-17 10:51:14 · 4 answers · asked by Anonymous in Biology

I heard a black hole is created by a star that burns out is this true?
I heard that gravity is no more so the star would crush into a small molocule creating a chain reaction resulting in the black hole? Any information will help, thanks.

2007-01-17 10:51:01 · 10 answers · asked by ininjai 4 in Astronomy & Space

2007-01-17 10:50:33 · 2 answers · asked by Sonja J 1 in Other - Science

How do you find the Na+ ion concentration in a solution of .75Molarity Na2CO3? Any help is appreciated.

2007-01-17 10:49:46 · 3 answers · asked by jreed3590 2 in Chemistry

2007-01-17 10:48:36 · 7 answers · asked by Whirled Peas 3 in Weather

On Long Island, New York it's just starting to be the coldest it's been all year we usually have few snows by now but we haven't had any. Which leaves me to wonder how is the weather around the world this year? Considering my weather has been strange.

2007-01-17 10:47:12 · 10 answers · asked by Anonymous in Weather

1)When you look outside and realize it’s raining you most likely feel:
A. Tired B. Depressed C. Happy D. Excited


2)When it’s sunny outside you mostly feel:
A. Tired B. Depressed C. Happy D. Excited


3)When it rains what are you most likely to do?
A. Stay inside and watch movies all day B. Sleep
C. Go outside D. Eat


4)When it’s sunny you’re most likely to…
A. Stay inside all day B. Eat C. Go out D. Have fun


5)If you are having a GREAT day, which of the following is mostly likely to ruin it?
A. RainB. Sunny weatherC. Clear weather

6)When you think of rain what comes to mind?
A. Sadness B. Tiredness C. Boring D. Happiness


7)Which weather do you like the most?
A. ClearB. SunnyC. Rain


8)What is your favorite season?
A. Fall B. Spring C. Summer D. Winter


9)Does the weather influence your choice to the question above?
A. YesB. NoC. A little


10)You seem to feel the best when it’s:
A. Clear outsideB. Raining outsideC. Sunny outside


11)Do you think weather can influence your emotions?
A. Yes B. No

2007-01-17 10:46:37 · 19 answers · asked by katie 1 in Weather

We all know that it is now being set 5 more minutes closer to midnight. What I want to know is exactly what date is supposedly "doomsday" expected to happen???

2007-01-17 10:46:24 · 4 answers · asked by planty 3 in Astronomy & Space

2007-01-17 10:46:03 · 3 answers · asked by for a pound 1 in Earth Sciences & Geology

2007-01-17 10:45:38 · 3 answers · asked by WhAtEvEr 2 in Mathematics

which has the highest content of electrolytes -salt solution or lemon juice

2007-01-17 10:45:20 · 4 answers · asked by Anonymous in Chemistry

It's fricken cold all across the United States!!! Only Florida is doing alright, and it's still low there!

2007-01-17 10:45:17 · 8 answers · asked by christonka 2 in Weather

Solve for b.
P=a+b-c
answer is: P/b=a-c
AM i RIGHT????

2007-01-17 10:43:14 · 7 answers · asked by Anonymous in Mathematics

Jon spent 1/3 of his study time doing math homework and 2/7 preparing for a history exam. What fraction of his study time remains

2007-01-17 10:42:17 · 9 answers · asked by Nicole S 1 in Mathematics

Wait, so since the clock was moved to 5 minutes before midnight, what happens when it reaches to midnight? Can the clock be moved backward?.I'm just a kid so I'm just wondering why do people make nuclear weapons if they know the world can be dangered? Any other details, plz? (This is scary!)

2007-01-17 10:42:03 · 6 answers · asked by Anonymous in Physics

2007-01-17 10:41:56 · 7 answers · asked by michelle25181 1 in Engineering

2007-01-17 10:39:52 · 16 answers · asked by Bernadette A 1 in Astronomy & Space

... America is not a continent, but South and North America. So why do you call "Latin America" instead of "Latin Americas"? After all Latin American countries belong to different Americas, right?

And who discovered South America?

2007-01-17 10:39:46 · 6 answers · asked by Anonymous in Geography

1.) x^2y-yz-xyz-x^2y -------I have been trying to figure out this problem but cant get the - + signs right at the end.

2.) x^3+x^2+x+1 ------cant figure it out, would you do this by grouping..?

3.) 12ac+6ad+4bd+bc


Thank you very much!

2007-01-17 10:39:38 · 7 answers · asked by silverchair 1 in Mathematics

science / HOMEWORK HELP FAST AND NOW!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

2007-01-17 10:39:29 · 3 answers · asked by keke 1 in Chemistry

2007-01-17 10:38:33 · 6 answers · asked by Mr. BIG 5 in Mathematics

2007-01-17 10:38:08 · 3 answers · asked by roxya153 4 in Chemistry

2007-01-17 10:37:56 · 3 answers · asked by pete 1 in Zoology

I need to know this so i could keep on doing my H.W correctly.

Cu(NO3)2

is there 1 Cu
2 N
6O

2007-01-17 10:35:49 · 1 answers · asked by Ballerina 5 in Chemistry

Let f(x)=.003 - (1.246x + .37)

Calulate the following rate of change:

1) f(2) - f(1) / 2-1
2) f(1) - f(2) / 1-2
3) f(3) - f(4) / 3-4

2007-01-17 10:34:08 · 5 answers · asked by "FreqentFlyer" 1 in Mathematics