Science & Mathematics - 13 November 2006

Rory claims: " I have $20 in quarters, half dollars, and one-dollar bills. I have twice as many quarters as half dollars, and half as many one-dollar bills as half dollars." Give a convincing argument to explain why he must be wrong.

2006-11-13 11:32:41 · 1 answers · asked by Anonymous in Mathematics

2006-11-13 11:32:13 · 2 answers · asked by Anonymous in Mathematics

A balloon is at an altitude of 2000ft. The angle of depression from the balloon to a large rock in the center of a pond is 22 degrees, 20minutes. How far horizontally must the balloon move to be directly over the rock?

Can anyone get me to the answer please? Thanks!

2006-11-13 11:31:07 · 3 answers · asked by mdetaos 3 in Astronomy & Space

FOr the equation x^2 (squared) + 12x + C

First how would you solve C, and then how would u get a perfect binomial? Can u explain the steps because we did it in class and i still dont understand?? Thanks.

2006-11-13 11:30:54 · 1 answers · asked by babynilla2000 1 in Mathematics

okay, this is for school, but i dont understand how to get the answer.. can someone explain it to me!?!! THANKS !

Liana Lytle’s gross pay is $26,300. She takes a married exemption of $3,000. Her state income tax rate is 5.5 percent. How much will she pay in state tax?

2006-11-13 11:30:48 · 8 answers · asked by Anonymous in Mathematics

A rectangular solid has a base with length 10 cm and width 9 cm. If the volume of the solid is 270 cm3, find the height of the solid. [Hint: The volume of a rectangular solid is given by V = LWH.]

2006-11-13 11:30:34 · 4 answers · asked by Anonymous in Mathematics

For a woman in her 50s, who suffered a ischemic stroke
on the left side which affected her brocas area as well as part of her right upper limb.

2006-11-13 11:29:32 · 2 answers · asked by perspolis16 1 in Medicine

2006-11-13 11:29:06 · 5 answers · asked by Lynna J 4 in Biology

using the numbers 9,5,5,and 1 in any mathimatical equation but only in three steps how can you end up with 24 as a total sum? you can only use each of the four numbers one time.

2006-11-13 11:29:02 · 3 answers · asked by j d 1 in Mathematics

I know I am. SERVES 'EM RIGHT!!! GO DEEP FREEZE GO!!!!!


Here's hoping this winter hits Florida this year and gives a foot of snow to Miami.


- jealous Canadian who made the mistake of stumbling across the Miami forecast in mid-November

2006-11-13 11:28:40 · 15 answers · asked by Anonymous in Weather

use pre cal methods to figure out this question.

2006-11-13 11:28:37 · 5 answers · asked by colin r 1 in Mathematics

how does cyanide affect the electrn transport chain?

2006-11-13 11:28:05 · 3 answers · asked by kool_lil_boi 1 in Biology

I love wildlife and would love to work with rehabilitation or conservation, but im only 15. Does anyone know of something like this anyplace near Newbury Park, Thousand Oaks, or Moorpark CA.

2006-11-13 11:26:16 · 3 answers · asked by jumpergirl3005 1 in Zoology

2006-11-13 11:26:12 · 3 answers · asked by THE KIDS K 1 in Astronomy & Space

√X +Y=7
X+√Y=11

2006-11-13 11:24:24 · 9 answers · asked by aree 1 in Mathematics

The pull tab was a major advance in the engineering desigan of beverage containers. The tab pivots on a central bolt in the can's top. When you pull upward on one end of the tab, the other end presses downward on a portion of the can's top that has been scored. If you pull upward with a 10N force, approximately what is the magnitude of the force applied to the scored section?

2006-11-13 11:24:06 · 1 answers · asked by gods1princesschanel 1 in Physics

2006-11-13 11:23:06 · 5 answers · asked by Kyle B 1 in Geography

Hans paid $1.50 each for programs to the game. He sold all but 20 of them for $3 each and made a profit of $15. How many programs did he buy?
(Use only one variable, x)

2006-11-13 11:22:28 · 4 answers · asked by Anonymous in Mathematics

2006-11-13 11:22:26 · 6 answers · asked by juicygrl06 1 in Geography

2006-11-13 11:21:48 · 4 answers · asked by Shane 1 in Astronomy & Space

-3/4x-2=-8


wat does x equal plz help i dont understand it

2006-11-13 11:20:37 · 6 answers · asked by Anonymous in Mathematics

Which one would be the best science fair project idea out of

what are the factors that effect a toad's respiration?

What causes a leopard gecko's tail to grow back if it falls off?

2006-11-13 11:20:24 · 3 answers · asked by geckoluvr95 1 in Biology

8(k+3)=12k-4

-3(5-9v)=25+7v

2006-11-13 11:20:19 · 5 answers · asked by Anonymous in Mathematics

yeah, an IDIOT in my class wants me to answer his questions. ( he is and idiot in spelling, talking, ect.)

2006-11-13 11:19:51 · 3 answers · asked by Anonymous in Earth Sciences & Geology

2006-11-13 11:19:22 · 3 answers · asked by mompet1120 1 in Weather

cant remember how to do the fraction to decimal for this problem:

six & five/twentyith..not sure how to put it on screen...plz help

2006-11-13 11:17:29 · 3 answers · asked by Nikkib 4 in Mathematics

what is the purpose of the lymphatic system and lymph? and does swelling relate to the lymphatic system in any way? if it does, plus specify how. thanks.

2006-11-13 11:17:21 · 3 answers · asked by Anonymous in Biology

2006-11-13 11:16:07 · 4 answers · asked by Anonymous in Mathematics

2006-11-13 11:14:35 · 6 answers · asked by animaljam 1 in Biology

8(k+3)=12k-4

-3(5-9v)=25+7v

6x+4=5(3x+8)

5-11t=7(5-2t)

2(4a-12)+3a=6a+1

9(2+w)-4w=3w-10

10u+7=8(2u-4)-9

3(4d+1)-9d=6(2-d)

6(1+3m)negative8(negative2m+5)-4

-14+3(x+10)=7(2x+4)+x

6p-(5p+5)=negative8-2(p+12)

2006-11-13 11:12:26 · 8 answers · asked by Anonymous in Mathematics