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April 1, 2015

Posts by Jackie


Total # Posts: 824

algebra help please
Business and finance. The cost of producing a number of items x is given by C = mx + b, in which b is the fixed cost and m is the variable cost (the cost of producing one more item). (a) If the fixed cost is $40 and the variable cost is $10, write the cost equation. would the ...
April 4, 2007

Finance
Campus Print Shop is thinking of purchasing a new, modern copier that automatically collates pages. The machine would cost $22,000 cash. A service contract on the machine, considered a must because of its complexity, would be an additional $200 per month. The machine is ...
April 3, 2007

Finance
Yoshika Landscaping is contemplating purchasing a new ditch-digging machine that promises savings of $5,600 per year for 10 years. The machine costs $21,970, and no salvage value is expected. The company's cost of capital is 12%. You have been asked to advise Yoshika ...
April 3, 2007

chemistry... confusing!
a scuba diver breathing normal air descend to 100 m of depth, where the toal pressure is 11 atm. What is the partial pressure of oxygen that the diver experiences at this depth? I know that at 100m that a diver would have to breathe Heliox, meaning that the air in the tank is ...
March 29, 2007

English
Can you please put this into iambic penatmeter: It is the end of time as we know it The end of four years is coming very near It is time to look at my yearbook a bit, It's the yearbook of my past times, so dear Iambic pentameter sounds something like this: da-DA da-DA da-...
March 27, 2007

math
the nufone communications company must run a telephone line between two poles at opposite ends of a lake. the length and width are 75 feet and 30 feet. what is the distance between the two poles to the nearest foot? The lake is rectangular? Where on the opposite ends are the ...
March 20, 2007

pre-algebra
Simplify- 2(x+2y)-y 5a+2b+3b-7a 2(2r-2)-8(2r+2) Here are some rules that might be helpful: http://cstl.syr.edu/FIPSE/Algebra/Unit3/combine.htm I hope this helps. Thanks for asking.
March 7, 2007

spelling
wow... i had the same exact spelling worksheet thatnks 4 the answers!!
January 16, 2007

living environment
WHY IS THE DIFFERENCE BETWEEN PHOTOSYNTHESIS AND RESPIRATION DECSCRIBED AS A CYCLE? chemically, they are reverse processes: photosynthesis makes organic molecules and oxygen water from carbon dioxide and water. Respiration takes in oxygen and then "burns" the energy ...
January 11, 2007

ss
name each of the articles of confederatrion? Article I - Style Article II - States Rights Article III - Mutual defense Article IV - Laws of other states to be abided; extradition Article V - The Legislature Article VI - Rights denied the States Article VII - Appointment of ...
December 13, 2006

ss
what happened at the philadelphia convention? http://en.wikipedia.org/wiki/Philadelphia_Convention got no idea!
December 13, 2006

ss
what is a federal system of government? Basically...it's a government with central powers. Like, it's what we have in the U.S., with the 3 main branches.
December 13, 2006

s.s.
one vote per state, no executive or judicial branches, and no national courts were all weaknesses of what government? The Continental Congress of the Amrerican States, before the Constitution was adopted, 1776-1789
December 13, 2006

Social Studies
What was the name of the government that was developed after the revolutionary war? I do believe that it would be the Articles of Confederation, which eventually failed.. Articles of confederation is not the "name of the government." Do you mean First Continental ...
December 13, 2006

history
what was the names of the invading and defending army's at the battle of hastings in 1066 The Battle of Hastings is also known as the Norman Invasion of England. Check this site form more information. http://en.wikipedia.org/wiki/Battle_of_Hastings
December 13, 2006

question about "time"
Which is a dimension of time? a continuum,counting from one to twelve, where something occurs, sequencing number patterns? Where somthing occurs. nothing hapens without time
November 25, 2006

Math
When the numerator and the denominator of a fraction is the same - What is the fraction called? When the numerator and denominator are the same, like 2/2 (two parts of two), 5/5 (five parts of five), etc. we call it the whole number, one.
November 2, 2006

Physics
Hi, i'm kinda lost with this one. a ball is thrown at 15m/s at an angle of 30 degrees to the horizontal , how far does it travel horizontally before making contact with the ground? THANKS IN ADVANCE! You'll need to determine how long the object is in the air first. ...
October 7, 2006

math, science
Ecology, math and geography are _______. you need to find out what they have in common. ecology, mathe and geography are related
September 19, 2006

Electricity and Electronics
A circuit contains twodevices that are connected in parallel. If the resistance of one of these devices is 12 ohms and the resistance of the other devices is 4 ohms, the total resistance of the two devices is? 1/R = 1/R1 + 1/R2 You have R1 and R2. Solve for R. It will be less ...
June 15, 2006

Electricity and Electronics
electrons are emitted from a conductor when the conductor is? heated? I can think of a lot of words that would go here. You really haven't given us much to go on. From the context of your question and how it relates to what you are studying, give us some choices if you don...
June 15, 2006

Electricity and Electronics
if the resistance of an circuit is 12 ohms and the voltage in the circuit is 60 V, the current flowing through the circuit is? Are you talking d.c.? E = IR, solve for I and I = E/R E = 60 V R = 12 ohoms
June 15, 2006

brain teaser help
100 P in a D? 100 Pennies in a Dollar
August 20, 2005

Global History
What is the difference between Communism and Capitalism? communism-system based on common ownership of property.in Poland where I live it was also a political doctrine. capitalism-system in which trade and industry are controlled by private owners.about 15 years ago it was in ...
June 21, 2005

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