Wednesday
June 29, 2016

Posts by DJ

Total # Posts: 257

Computer
i need a image of a diskette with this sizes: size 8 size 5 1/4 size 3 1/2 (maybe they are size inches) i search and search and search but i cant find them please i will pass this on monday thx! Jiskha rock!
August 7, 2008

math
1/4x-1/6y=-2 -1/6x+1/5y=4 solve for x and y its suppose to be x equals 12 and y equals 30 need steps thanks
July 21, 2008

math
Thank you Reiny you really help me.
May 15, 2008

math
please can someone help me with this problem. I am doing substitution. 3x + 4y = 0 y = x you have to substituted the y for x Then the same other problem with different number. y = x -6x + 8y = -2
May 15, 2008

math
A grocery store has a gallon of milk for $2.30. They also have a 4 litter container of milk for $2.30. Which is the better buy and why? Please somebody help me with this question? So far I did Gallon 1 = x liter 3.79 4 4 = 3.79x cross out divide 3.79 3.79 x=1.055 gallon
April 20, 2008

science
Austin took a shower from 7:56 to 8:08 and used sixty gallons of water. Assuming the same rate of water usage, how much water would Austin have saved if he had taken a quick six-minute shower? help
April 18, 2008

science
why do we celebrate earth day? is it important to celebrate earth day?
April 18, 2008

social study
what were two purposes of the mounds built by the mound builders? please help me with this question
April 17, 2008

science
In an ecosystem, some species become so adapted to each other that neither could survive without the other. Name one species and describe how it has become so adapted to organisms of another species that it could not survive without them. someone please help me with this ...
April 13, 2008

science
can someone please help me with this question. Give me an example of a jellyfish and a eagle body plan or internal structures. Then explain what is a body plans and internal structures for animal.
April 11, 2008

science
Thank you for your help?
April 10, 2008

science
Can someone help me with this question please? explain how earth naturally recycles carbon dioxide.
April 10, 2008

science
Identify two effects of tectonic plate movement. then explain how tectonic plate movement cause each of the effects you identified. Please someone help me with this question . The one effect I can think of is they form mountains and volcano but i don't know if it right or ...
April 8, 2008

Prealgebra
x+y=9 2x=4 because 2x2=4 y=2x x+2x=9 x+4=9 -4 -4 x=5 x+y=9 chick answer by 5+4=9
April 6, 2008

Calculus
13242
April 5, 2008

science
A university student wants to perform an experiment using mice as test subjects. The procedure would require the mice to be injected with a specific bacterial infection and then treated with an antibiotic. Their response to the treatment would be observed and recorded. Provide...
April 4, 2008

science
thank you for your help
April 2, 2008

science
If Earth is 149.6 million Kilometers from the sun, or 93 million miles away. suppose there was an imaginary road from earth to the sun. If you were in a car traveling 100 km an hour, it would take you 1,490,000 hours or just 170 years to reach the sun. If it took 170 years to ...
April 2, 2008

science
Ms. Sue is driving a car every day to work one of the scientific thinking of characteristic in daily life.
April 1, 2008

science
Scientist keep accurate records when they are conducting an investigation. Describe two reasons why it is important that scientists keep clear, thorough, accurate records. Please help me? thank you
April 1, 2008

science
please can someone help me with this question. Describe two characteristics of scientific thinking that are helpful to people in daily life.
April 1, 2008

pre-algebra
The reason why I call the big square x^2, the rectangle x and the smaller square by just constant is because when you are using polynomial tiles the big square stands for x^2 of -X^2 while the rectangle stand for just x or -x and the small square stand for numbers.
March 17, 2008

pre-algebra
You are working on a polynomials problem with algebra tiles. You have five big squares, seven rectangles, and eight small squares on your desk. your classmate leans over and borrows three big squares, one rectangle, and five small squares. Write an algebraic equation that ...
March 17, 2008

letter
Dear Mr. Donahue, How are you? My name is Nana Turay and I am an 8th grade student. I am writing you this latter because I was wondering if we could have a school dance by the end of the school year. I know we good student are making life tough for you never less we still love...
March 16, 2008

pre-algebra
thank you for your help
March 14, 2008

pre-algebra
Shannon put $ 7,000 in a 5 year CD that paid 8% interest per year. Malcolm put $6,000 in a 5 year CD that paid 10% interest. What was the balance of each person's account at the end of the 5 years? Who made more money and how much more did they make? (Use I= PRT Where I= ...
March 14, 2008

pre-algebra
can someone check if this inequality is solve right 5x + 3 >= 28 -3 -3 5x >= 25 5 5 x <= 5
March 14, 2008

pre-algebra
Mrs. Boyd went shopping at city center Mall. she parked her car in the parking garage. The cost for parking was $1.00 for the first hour and $0.75 for each additional 1/2 hour. Mrs. Boyd paid $4.75 for parking. Write an equation to find how long Mrs. Boyd was shopping. How ...
March 14, 2008

science
How does knowing the age of a lunar rock help astronomers estimate the age of the surface of a planet with no atmosphere?
March 12, 2008

science
Describe one reason asteroids may become a natural resource in the future.
March 9, 2008

science
If nuclear fusion in the sun's core suddenly stopped today, would the sky be dark in the daytime tomorrow? why
March 9, 2008

science
What two properties of Neptune's moon triton make it unusual?
March 9, 2008

science
what three characteristics do the inner planets have in common?
March 9, 2008

science
What conclusion can you draw about a planet;s properties just by knowing how far it is from the sun.
March 9, 2008

science
How does knowing the age of a lunar rock help estimate the age of the surface of a planet with no atmosphere?
March 9, 2008

science
How does gravity keep a planet moving in an orbit around the sun?
March 8, 2008

science
Explain why there is only one planet in each orbit around the sun?
March 8, 2008

math
Double check please Write each of the following as a common fraction or mixed number. Write your answer in lowest term 28. 15.35 Answer: 1535 / 100 = 307/20 = 15 35/100 is 15 7/20 Complete each of the following statement, using the symbol < or > 5/16 _0.313 Answer >
February 20, 2008

science
explain how sound is transmitted through a medium?
February 10, 2008

science
Give example of constructive and destructive interference sound waves?
February 9, 2008

science
Explain how amplitude and loudness are related?
February 9, 2008

science
Explain how amplitude and frequency are related to the energy of wave?
February 9, 2008

science
Describe how sound is caused by vibration?
February 9, 2008

science
Explain how sound is transmitted through a medium?
February 9, 2008

Science
what helps some single-celled organisms move or feed themselves? It has to be a five letter word ending in a. I've looked all through my text book and can't find it!! Thanks!
February 6, 2008

American Literature
synopsis"prayer of the First Dancers"
November 8, 2007

science
What are its components of water quality ?
November 6, 2007

Science
What are its components of water quality?
November 6, 2007

Science
what is the water quality overall (USA)?
November 6, 2007

science
What is the quality overall locally(USA)?
November 5, 2007

SCIENCE
colines
October 13, 2007

french question
how does one say "the test will be difficult?"
October 4, 2007

English/Reading
THANK YOU!!!
September 6, 2007

English/Reading
Hidden meaning? PPPP --------- earth Thanks!
September 6, 2007

check my answer? :)
ok, the question was "is the following ratios equivalent?" the ratios are 3:5 and 5:7. my answer is "no". is that right? you are correct. The way to know is divide the 3 by 5 and the 5 by 7 If the numbers are different, the ratios are not equal. Get it?
May 16, 2007

algebra 1
what if i was solving for h? what would i do?
August 15, 2006

Ethics
Same question..... need some help!! OH AND GO AXIA!
July 20, 2006

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