Tuesday
October 21, 2014

Posts by Sandy


Total # Posts: 660

Principles of Math 11
A ranger in fire tower A spots a fire at a bearingof 295 degrees.A ranger in fire tower B located 45 miles at a bearing of 45 degrees from tower A spots the same fire at a bearing of 255 degrees. How far away from tower A is the fire?
June 8, 2008

PYCHOLOGY
IF A 50 YR OLD AND A 25 YR OLD WERE TOLD TO RECALL A LIST OF WORDS, WHAT DIFFERENCE IN BRAIN ACTIVITY WOULD EXPECT?
May 19, 2008

algrebra
show that b is inverse of a a=[-1 1 -3] [2 1 -1] [2 -1 4] b= [0 1 2] [-1 1 -2 ] [-1 0 1] i got ab = to [1 0 0 ] [0 1 0] [0 0 1] and for ba i got [1 0 -4] [0 1 8] [0 0 5] so there is not a inverse is this right
April 27, 2008

algebra
a chemist needs 10 liters of a 25% acid solution. the solution is to be mixed from three solutions whose acid concentrations are 10% 20% 50% how may liters of each solution should the chmist use to satisfy the following? a use as little as possible of the 50% solution b use as...
April 26, 2008

ghost in city hall
yes it is.
April 26, 2008

ghost in city hall
Hello all. Does anyone have a scanned copy of "ghost in city hall" worksheet? It is a math worksheet. Thank you, Sandy
April 26, 2008

math
$4,000 at 10.5% for 6 months
March 17, 2008

Math
A pizza shop has 6 meat toppings, 5 vegetable toppings, and 3 cheese toppings. How many different pizza's (one meat, one veg. and one cheese topping) can be made?
March 17, 2008

algebra
can you help me solve these problems 4x-5y=-2 3y-x=-3
March 10, 2008

History
Do you have to be born in the U.S. to vote or run for office?
March 10, 2008

History
No, The President is officially elected by the electoral college.
March 10, 2008

History
Are U.S. Presidents officially elected by the popular vote?
March 10, 2008

science
how d scientst contribute?
March 2, 2008

math
how do u find the average mean for four numbers and the median
February 22, 2008

Math- consecutive intigers
What is-2x5
February 18, 2008

History
Ms. Sue, Thanks for the help. Sandy
January 15, 2008

Social Studies
Which war allowed whites and blacks to be put in barracks?
January 15, 2008

History
What were some other names that were considered before West Virginia got it's name?
January 15, 2008

math
Hi, X is the amount invested not the interest so it could be greater than $490. If x was invested at 8%, 5000-x was invested at 17%. Solve the equation 490 = 0.08x + 0.17 (5000 -x) 490 - 850 = -0.09 x 0.09x = 360 x = $4000 So the amount invested at 8% is $4000 and at 17% is $...
December 8, 2007

Stoichiometry
Balance. Ammonia + oxygen yields Nitrogen + water. Then, given the moles of reactant or product below, determine the corresponding amount in moles of each of the other reactants and products. a)4 mol Ammonia b)4 mol of Nitrogen c)4.5 mol oxygen
December 5, 2007

science
I'll keep it simple. An Ionic Compound is a compound made up of bunch of positive and negative ions that are so that the numbers of positive and negative charges are equal. As in Polar Compound the numbers of the positive and negative charge is not equal. They don't ...
December 5, 2007

english vocab
Try using wikiwordy to help with some of these. The website provides a lot of example sentences, and helps you better understand how to use them appropriately in context.
November 23, 2007

social studies
where can I find the answers to pigskin geography week#10,2007
November 12, 2007

quick question
this is a riddle
November 4, 2007

social studies
i help you build a cave, a bridge of silver and crown of gold, am very small but people are afraid of me won't let me help
November 4, 2007

Algebra
where can find a site that helps with math
November 3, 2007

health
i need to find a male that lived in the 1900's, whose mother was married three times. The mother beat her second husband and the third spouse died of a heart attack. he was raised without love and was ugly and poor, but he had a I.Q. and dropped out of high school in his ...
September 11, 2007

math
Approximate the square root of 11 by giving the two whole numbers that it lies between
September 9, 2007

math
An appliance dealer marks up refrigerators 20% (based on cost). If the cost of one model is $900, what should its selling price be?
September 8, 2007

math
Find the five-number summary of the following set of numbers. 0.16, 0.08, 0.27, 0.20, 0.22, 0.32, 0.25, 0.18, 0.28, 0.27 Thanks in advance for any help provided.
September 8, 2007

math
Thank you so much!
September 8, 2007

math
Approximately 3 out of every 10 students at Greg's college live on campus. The college has 6,000 students. How many of them live on campus?
September 8, 2007

math
540,000 ms = __________ min. Thanks
September 7, 2007

math
Which pair of fractions is proportional? 0.6/0.3 = 9/4.5 0.6/0.3 = 9/4.8 0.6/0.3 = 8.4/4.5 0.6/0.3 = 8.4/4.8 I'm assuming that I figured these wrong, because I found that none of these were proportional. Please help
September 7, 2007

english/language
We often "contract" or shorten words in English. For example, we may say "he's" instead of "he is". Note that we usually insert an apostrophe (') in place of the missing letter or letters in writing. Here are some example sentences: I ...
September 7, 2007

math
Thanks, that helped a great deal.
September 6, 2007

math
Find the five-number summary of the following set of numbers. 0.16, 0.08, 0.27, 0.20, 0.22, 0.32, 0.25, 0.18, 0.28, 0.27 Thank you
September 6, 2007

math
Add 3.03 + (–2.05) Thank you
August 31, 2007

math
On April 2, 2003, the high temperature in the United Stateswas recorded as 94°F in Wink, Texas. The low temperature for the day was 23°F, recorded in both Deadhorse and Northway, Alaska (at 4°F, Presque Isle, Maine, recorded the lowest temperature in the ...
August 30, 2007

math
The lowest temperature ever recorded in the state of Oregon was54°F (in Seneca, on February 10, 1933). The state’s record high temperature occurred in Pendleton on August 10, 1898, when it reached 119°F. What is the historical temperature range in the state of...
August 30, 2007

math
2/3 over 10 equals 1.8/r solve for r. (2/3)/10 = 1.8r. First, invert and multiply the denominator; i.e.,10. (2/3)*(1/10) = 1.8/r 2/30 = 1.8/r Now cross multiply. 2r = 30*1.8 2r = 54 Now divide both sides by 2 2r/2 = 54/2 r = 27 check my thinking. check my work.
August 19, 2007

math
A railing for a deck requires pieces of redwood 4 ft 9 in., 13 ft 9 in., and 4 ft 3 in. long. What is the total length of material that is needed? A)
August 19, 2007

math
If $3,000.00 is deposited into an account paying 4% interest compounded annually (at the end of each year), how much money is in the account after 2 years? (Round to the nearest cent.) A)
August 19, 2007

math
Approximately 3 out of every 10 students at Greg's college live on campus. The college has 6,000 students. How many of them live on campus? A)
August 19, 2007

Biology
Doing the same test the correct answer is B they try not to use oxygen because it can cause more damage.
August 10, 2007

Statistica tests
What are some basic statistical tests that can be used to analyze variability in a specific set of repeated measurements? It really depends on the nature of the data. The binomial test, and z test are often used. It really depends on the nature of the data. The binomial test, ...
July 21, 2007

algebra
A coffee merchant has coffee beans that sell for $9 per pound and $12 per pound. The two types are to be mixed to create 100 lb of a mixture that will sell for $11.25 per pound. How much of each type of bean should be used in the mixture? I am trying to figure the equation for...
April 18, 2007

egypt mummification
uhh yeah scarabs. are we all in 6th grade???
February 8, 2007

help me for this stupid worksheet
does anyone have a scanned copy of this worksheet available for me? Thank you! Sandy
January 31, 2007

Jewelry markings
.925 silver jewelry that looks gold is usually Vermeil pronounced VairMay. This is a gold over silver.
December 17, 2006

Jewelry markings
what if my earrings look gold but have925 on them?
December 17, 2006

7th grade science help
why is the process that takes place in mitochondria often describe as being the opposite of the process that takes place in a chloroplast? Chloroplasts produce ATP. Mitochondria consune ATP in the production of protines. The mitochondria are NOT the site of protein synthesis. ...
November 28, 2006

Business (fraud)
My business class required me to read Joseph T. Wells' article "So That's Why It's Called a Pyramid Scheme" and make a speech to talk about the implication and personal comments on the article. The discussion focus on fraud. I have difficulty to come up ...
October 23, 2006

economic
index is off by 23.75% to 10511.65. where was the index at the beginning of the year?
October 13, 2006

Math
If you have a recipe for 36 cookies and you want to change the recipe and only make 24 cookies, how much sugar would I need? amout of sugar in 36 cookie recipe x (24/36)=??
October 10, 2006

reading
help me unscramble "abiallorona"
September 28, 2006

Urgent everything
Answer as many possible please! 12X13+167-34X56X47= What does bipartite graph mean? When was Judy Blume born? How is 2 negative 1 equals 0? Is Sheila a german name? Thats some hard questions for a year four like me.PLEASE HELP ME Here's a link to help you with your Judy ...
August 24, 2005

abit of everythingURGENTDUETOMORROW
malevolent is to kind as miserly is to infant is to child as teenager is to flower is to biology as acid is to delineate is to outline as evaluate is to mildew is to plant as dugong is to ostler is to horse as______is to ____ sheep____ first public performance of a play ...
August 10, 2005

urgent!!!words questions dued tomorrow
Each phase is an anagram of a country and it's capital city. 1.CHEESE GARNET 2.OSSARIUM COWS 3.RARE NAUTICAL ARABS 4.SAVE UNITARIAN 5.ROYAL ITEM If don't know all still tell me what you know.HURRYHURRYHURRY... The first and last are in southern Europe, bordering the ...
August 3, 2005

urgent!!!words questions
I have alot of questions here but you don't have to answer them all but please help me!They are due on 24/6/05. The male of mare? The citizens of Paris,Netherlands,New Zealand or Malta? The collection name for cattle,wolves,lions,elephants or whales? What animal make a ...
June 22, 2005

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