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Science & Mathematics - 27 July 2007

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2007-07-27 06:37:31 · 34 answers · asked by Alex 3 in Astronomy & Space

4x - y = 6
3x + y = 1

A- (-2,1)
B- (1,-2)
C- (5,14)
D- (2,2)

2007-07-27 06:35:18 · 5 answers · asked by Anonymous in Mathematics

Identify the variable and write an inequality or equality that describes the following situation. Katie weighs at most 63 pounds .

A. k > 63
B. k < 63
C. k = 63
D. k < 63

2007-07-27 06:32:25 · 4 answers · asked by just me 1 in Mathematics

"Every fraction (rational number) has a corresponding decimal form that either terminates or repeats. For example,5/16 = 0.3125 (the decimal form terminates),and 4/11= 0.363636 . . . (the decimal form repeats). Investigate a number of fractions to determine which ones terminate and which ones repeat.(Hint: You can focus on the denominator; study the prime factorizations of several denominators

2007-07-27 06:28:22 · 3 answers · asked by Anonymous in Mathematics

http://answers.yahoo.com/question/index;_ylt=ApipziS.8Ju6yI1hwFTLWEnsy6IX?qid=20070722014728AAK992y&show=7#profile-info-8WAx4M5daa

And yet people on Yahoo! Answers, including top contributors, manage to do it, and apparently get away with it, since they're still "top" contributors.

2007-07-27 06:27:28 · 3 answers · asked by Jeffrey W 3 in Mathematics

It was much larger then i'm use to in this area but still small. Bigger then 50 cent piece but smaller then a CD. It's butt was crazy hard, brown, and had bumps... it resembled a pine cone. Its upper body(like torso, head, and mouth) was black and you could see his things that it uses like hands to feed itself clear as day.

Any suggestions on what it was?

2007-07-27 06:26:11 · 5 answers · asked by TJ815 4 in Zoology

4: Intelligent Design or ID can be described as.........

a.A totally unscientific theory.
b.A theory that suggests that living systems show only randomness
c.A theory that suggests intelligent causes may have played a role in the origin of the universe.

5: Mutation is the change in the sequence of chemical components called nucleic acids (or bases) in the DNA that spell out the ___________ for each gene in an organism.

a.instructions
b.attitudes
c.questions

6: allele: One member of a pair or series of genes that occupy a _____________ on a specific chromosome.

a.several positions
b.no positions
c.specific position

7: Christian scientists called this information genetic encoding and study the science of genetic encoding under the science of _________ design.

a.intelligent
b.random
c.natural

2007-07-27 06:25:43 · 9 answers · asked by April Michelle H 1 in Biology

Ive already got the handle and everything made but i want it to be realy cool and have the blade come out when i hit a button...and idea how i would accomplish this daunting task?

2007-07-27 06:16:23 · 4 answers · asked by OLSMPope 1 in Engineering

2007-07-27 06:11:10 · 8 answers · asked by big red 1 in Mathematics

Solve the following inequality. 3 - 3x < 21

2007-07-27 06:02:32 · 5 answers · asked by Monkey Kick 1 in Mathematics

Could someone please explain how to do this?

Simplify each of the following:-(-7) -(-(-7)) -(-(-(-7)))

2007-07-27 06:01:14 · 7 answers · asked by Yep it's me 2 in Mathematics

why do we have slugs? what use do they have?

2007-07-27 06:01:13 · 13 answers · asked by rosie 2 in Zoology

1: Which one term includes the others?
jellyfish

coral

flatworm

invertebrate

segmented worm

2: Which one term includes the others?
tapeworm

parasite

liver fluke

hookworm

pork-worm

3: Which one term includes the others?
echinodermata

starfish

sea cucumber

sea urchin

sand dollar

4: Which one term includes the others?
starfish

brittle star

sand dollar

radially symmetric

sea lillies

5: Which one term includes the others?
budding

regeneration

fission

reproduction

sexual

6: Which one term includes the others?
locomotion

pesudopods

water-vascular system

cillia

tube feet

7: Which one term includes the others?
shell

shelter of coral

exoskeleton

cuttlebone

support system

8: Which one term includes the others?
leeches

tape worm

segmented worms

earthworms

sand worms

2007-07-27 05:59:53 · 2 answers · asked by K C M J 3 in Zoology

What is the cosmological design???Help!!!!

2007-07-27 05:59:34 · 4 answers · asked by happygirl25 2 in Physics

2007-07-27 05:52:59 · 5 answers · asked by Love Exists? 6 in Mathematics

I work in a papermill, and we have a turbine generator. The generator was down for maintenance. When we brought the generator back online, I couldn't help but think where is it going. The country was not experiencing any blackouts everyone had electricity for the week it was down. So we come back up and are making money from selling electricty that the country was fine without. It doesn't make any sense to me. I hope my question is clear enough.

2007-07-27 05:52:34 · 6 answers · asked by Anonymous in Engineering

I don't want to be left out of "Stupid Question Day"

2007-07-27 05:50:47 · 27 answers · asked by Anonymous in Mathematics

2007-07-27 05:48:04 · 6 answers · asked by V.S. 2 in Mathematics

How many liters of a 60% alcohol solution must be mixed with 90 liters of a 90% solution to get a 80% solution?

2007-07-27 05:46:14 · 6 answers · asked by koka 1 in Mathematics

2007-07-27 05:45:30 · 4 answers · asked by roan 2 in Mathematics

A rectangular Persian carpet has a perimeter of 200 inches. The length of the carpet is 20 in. more than the width. What are the dimensions of the carpet?

2007-07-27 05:44:11 · 5 answers · asked by koka 1 in Mathematics

Roberto invested some money at 6%, and then invested $5000 more than twice this amount at 11%. His total annual income from the two investments was $4470. How much was invested at 11%?

2007-07-27 05:43:31 · 2 answers · asked by koka 1 in Physics

In the morning, May drove to an appointment at 50 mph. Her average speed on the return trip in the afternoon was 40 mph. The return trip took 1/2 hour longer. How far did she travel to the appointment?

2007-07-27 05:42:45 · 1 answers · asked by koka 1 in Physics

in cubic meters

2007-07-27 05:42:18 · 6 answers · asked by biggn 1 in Mathematics

2007-07-27 05:41:15 · 9 answers · asked by Terry S 1 in Weather

I think it might be anti-gravity

2007-07-27 05:37:21 · 10 answers · asked by Anonymous in Engineering

Please explain it on a easy way. Thank you

2007-07-27 05:36:42 · 3 answers · asked by Anonymous in Mathematics

2007-07-27 05:34:29 · 3 answers · asked by Anonymous in Chemistry

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