Tuesday
September 2, 2014

Posts by Jessica


Total # Posts: 2,580

Maths
On a saturda morning there are 13 games of rugby being played at a park. each game includes 30 players, 1 referee and 2 line unpires. If 700 people were at the park how many are players or offials?
February 26, 2009

Maths
Max works 7 hours per day Monday to friday and 3 hours per day in the weekend. He does this for 48 weeks of the year. How many hours does he work in total for the year? Write the expression and answer.
February 26, 2009

Geography
Was Atlantic Canada the periphery or the core?
February 25, 2009

math
solve this system by matrices 2x+3y-z=-8 x-y-z=-2 -4x+3y+z=6
February 24, 2009

math
solve system by matrices 2x+3y-z=-8 x-y-z=-2 -4x+3y+z=6
February 24, 2009

transformation
what is the image of (1,-6) for a 90 degree counterclockwise rotation about the origin? i guess it is (-1.6) is it?
February 23, 2009

Algebra
)(x-3) = 0
February 22, 2009

spelling
river
February 19, 2009

spanish
if i was saying we entered the house, would it be entramos la casa or entramonos la casa
February 17, 2009

Chemistry
I think it's somewhere between 0.56 mL and 0.62 mL, hope that helps!
February 17, 2009

math
thanks damon, chopsticks and ms. sue. you helped me alot!
February 12, 2009

math
what if i wanted to graph the equation? how would i do that?
February 12, 2009

math
how do u solve x+3=0? its very confusing.
February 12, 2009

math
thanks!!!!!!!!!!!!
February 12, 2009

math
use the strategy for evaluating a^-m/n EVALUATE: 25^-3/2 I'm not for sure what the strategy for evaluating a^-m/n is. Can anyone help?!
February 11, 2009

History
Why does Africa seem to lag behind when other countries are successful
February 10, 2009

4TH GRADE URGENT LATE MATH HOMEWORK!!!!
thank you thannnnnnnnnnnnnnnnnnnnnnnnnnnnnnn
February 8, 2009

Technolgy
Why Do we reyscle solder?and not throw it away
February 4, 2009

algebra I
can you explain this in more depth for me, please?
February 2, 2009

algebra I
Divide 56 into two parts such that 3/8 of the greater exceeds 1/4 of the smaller by 6.
February 2, 2009

algebra 1
2x-y=1 y=-3
January 26, 2009

science
What is any one-celled oganism lacking a nucleus called?
January 22, 2009

2nd grade Math
Guess my rule with 2 rules. Rule 1:White Diamond,White Square, White Trapezoid Rule 2: Grey Pentagon,Grey Oval, Grey Triangle Fits both rules: Grey Rhombus, Grey Rectangle 1. Guess Rule A: Has 4 sides and 4 corners 2. Guess Rule B: ?? 3. What shape fits both rules? 4. What ...
January 21, 2009

nutrition
A fatty acid that contains a chain of 10 carbons and one double bond is termed a: a)monounsaturated,medium chain fatty acid. b)saturated,medium chain fatty acid. c)monounsaturated,long chain fatty acid. d)saturated,long chain fatty acid.
January 21, 2009

math
solve inequality. write the solution set in interval notation 7x+6 greater than or equal to -(x-6)
January 17, 2009

math
Is it possible to mix a 10% sugar solution with a 20% sugar solution to get a 30% sugar solution?
January 15, 2009

math
A nurse wants to add water to 30 ounces of a 10% solution of benzalkonium chloride to dilute it to an 8% soultion. How much water nust she add?(hint water is 0% benzalkonium chloride)
January 15, 2009

math
A cyclist leaves his training base for a morning workout, riding at the rate of 18mph. one hour later his support staff leaves the base in a car going 45mph in the same direction. How long will it take the support staff to catch up with the cyclist?
January 15, 2009

math
A prfessor wants to supplement her pension with investment interst. If she invest $28,000 at 6%, how much more would she have to invest at 7% to achieve a goal of %3,500 per year in supplemental income?
January 15, 2009

math
with summer appraching,t he number of air conditioners sold is expected to be double hat of stoves and refrigerators combined. stove sell for $350, refrigerators for $450, and air conditoners for $500, and sales of $56,000 are expected. If stoves and refrigerators sell in ...
January 15, 2009

math
21(b-1)+3=3(7b-6)what does B equal?
January 13, 2009

math
5(x+2)=5x-2. what does X equal?
January 13, 2009

math
3/2(T+2)+ 1/6(T+2)=2+T what does T equal?
January 13, 2009

math
3(c-2)over 2 = 2(2c+3)over 5. what does c equal?
January 13, 2009

Chemistry
You want to make 1000 ml of an 0.1 M HA buffer so that the pH=pKa of HA. To make this buffer you need to add ____ HA and ____ mL of 1M NaOH and then add enough water to give 1000 mL. HA is a weak acid.
January 12, 2009

economics
what is the efffect of monetary policy in setting macroeconomic policy
January 2, 2009

math
16 and 5/7 - ? = 10 I got 5 and 5/7 but that was wrong can you please help!
December 22, 2008

crt 205
Hello, I really need help with this subject, I've been trying the eight weeks hard in this subject but I still get 64 in my score the only thinbg I have for my me to put my grades up is my final project but I have no clue, I do not understand, any Ideas?
December 22, 2008

Reimbursement methodologies
how to calculate DRG reimbursement and it said: 1. Find the group code that applies to the specific medical treatment provided using the DRG coding table. 2. Match the group code with the appropriate weight on the weight table. 3. Multiply the DRG weight by the Standard Base ...
December 19, 2008

math
find the unit rate. round to the nearest hundredth, if necessary. type 8,580 words in 2 hours 45 minutes
December 17, 2008

Math
2s + s -- --- s^2 s-1 Add & Simplify
December 14, 2008

math
could you tell me how to do the following problem 3 - 8 ______ 24 3/8 over 24
December 11, 2008

Physics
what can have a varying velocity and varying speed
December 11, 2008

Phy
what can have a varying velocity and varying speed
December 11, 2008

Chemistry
Describe how you can show that a chemical reaction adhers to the law of conservation of mass. Chemical reaction: magnesium hydroxide added to phosphoric acid produces magnesium phosphate and water. Find the mass percentage of each compound as well as the total mass of ...
December 10, 2008

history
I need several reasons why Cuba failed as a political democracy-also, why has the Cuban Revolution failed to make Cuba economically prosperous. This is for an essay
December 10, 2008

algebra
Get it into y=mx+b form(slope-intercept form)
December 10, 2008

math
I did that and I got 901.35 for both. So is my answer of 6009 correct?
December 10, 2008

math
If 15 percent of n is 45 percent of 2003, what is the value of n? I think the answer to this is n=6009. Is this right?
December 10, 2008

History
I need help finding information on the flapper girls in the 1920s.
December 10, 2008

algebra
Thank you very much
December 7, 2008

algebra
having a hard time with a couple of problems please help (3x+5)^2+8=0 also 6-9=12 divided by y+5 y-5 y^2-25
December 7, 2008

college
What is the fallacies in this statement. Letter to the editor: “Andrea Keene’s selective morality is once again showing through in her July 15 letter. This time she expresses her abhorrence of abortion. But how we see only what we choose to see! I wonder if any of ...
December 5, 2008

help plzzz
ALGEBRA PIZZAZZ: IN MUSIC, WHAT DOES "ALLEGRO" MEAN?
December 3, 2008

science
To describe the differences between types of light like visible and x-ray, scientists often talk about the length of the light's waves or "wavelength." The various types of light that make up the electromagnetic spectrum differ in the length of their waves. ...
December 1, 2008

algebra1
THANK YOU!!!!!!
November 20, 2008

algebra1
how do you turn 6x+y=4 into slope intercept form? PLEASE HELP!!!!!!!!
November 20, 2008

geography
go to google and type in maps of mexico
November 20, 2008

8th advanced math
how do you turn 3y=-2x+6 into slope intercept form?
November 20, 2008

algebra1
how do you turn 2y=x-1 into slope intercept form?
November 20, 2008

math
what is a proportion? (in math)
November 13, 2008

Home Economics
4,7,9,14,17,19,20 are wrong. i took the test and got a 65%
November 13, 2008

English
yes she is totolly right you can say my mom went to the store me and her went to the store together i wnt to the movies (is correct) me went to the movies(doesnt make sence)
November 13, 2008

Math
For all x>0 and y>0, the radical expression (fraction: let me try to spell it out) square root of X on top of fraction, denominator is 3 Square root of X minus the square root of Y is equivalent to:
November 12, 2008

geometry
1)given-AB=CD,CD=EF prove-AB-EF (in 5 steps that show why it is corect; i.e two-column proof) 2)Given-<2=<3, <4=<5 prove-<1 is supplementay to <6 (in 3 steps, with the two column proof) TWO-COLUMN PROOF LOOKS LIKE THIS.... STATEMENT: REASON: 1.AB=CD,CD=EF 1....
November 9, 2008

geometry
A farmer plants pine trees. If he plants 5 rows of 4 trees How is it possible for him to have only planted 10 trees ? Draw a diagram
November 6, 2008

biology
I need a list of diseases, disorders and items that we injest or inhale that affect the nucleus of a cell
November 4, 2008

Spanish
how do you say peoples names in spanish
November 1, 2008

Chemistry
I mean how it effects the acid-dissociation constant(Ka). How does water effect the Ka value of a weak acid?
October 27, 2008

Chemistry
How does H2O effect NaH2PO4 during an acid titration?
October 27, 2008

Chemistry
A ball is dropped from 27.0 ft above the ground. Using energy considerations only, what is the velocity of the ball just as it hits the ground? If the ball is thrown back up to a ledge 15 m above the ground, what would be the velocity just as it reaches the ledge?
October 24, 2008

Chemisty
okay is this correct I took 250.0 * 5.5 = 1375 1375+2156=3531kcal
October 23, 2008

Chemisty
I know.. I am just making sure I am on the right track.. I am going to try and finish it now.. do you mind if I send you my answer and you tell me how I did?
October 23, 2008

Chemisty
Tell me if this is right For the first step this is what I am doing m=250.0kg c=0.028kcal deltaT- 328-20?? Is this correct this gives me 2156 Am I on the right track for the first step?
October 23, 2008

Chemisty
LEAD IS A SOFT, DENSE METAL WITH A SPECIFIC HEAT OF 0.028KCAL/KGC, A MELTING POINT OF 328.0C, AND A HEAT FUSION OF5.5KCAL/KG. HOW MUCH HEAT MUST BE PROVIDED TO MELT A 250.0KG SAMPLE OF LEAD WITH A TEMPERATURE OF 20.0C?
October 23, 2008

gen105
I need hel for both classes on my las assignmet I need to create a student survival guide for gen 105. this is the assignment: Compile a 1,000- to 1,250-word survival guide that will serve as a resource for you throughout your program. Using what you have learned in class, ...
October 23, 2008

History
What are some pieces of information for WW1, for Russia in Modern warfare and Trench warfare?
October 23, 2008

Chemistry
A) 6.63*10-34/1.675*10-27*0.01*3.00*10^8 =1.32*10^-13m
October 21, 2008

health
i am supposed to write three major stress in my life and how i contribute to these stressors... iknow it kinda easy but i don't know what my stresses are? i can't even figure out if i am ever stressed? Please help
October 21, 2008

Science
Why is a cooling sysyem necessary in a nuclear reactor?
October 20, 2008

creating resumes
how to create a resume it is for a homework
October 20, 2008

chemistry
A mole of reacts at a constant pressure of 43.0atm via the reaction Before the reaction, the volume of the gaseous mixture was 5.00L . After the reaction, the volume was 2.00L . Calculate the value of the total energy change, , in kilojoules.
October 19, 2008

Math
Amy paid $84.46 for a pair of running shoes during a 25% off sale. What was the regular price? Round to the nearest cent?
October 18, 2008

math
Adult tickets to a show cost $3.50 and children's tickets cost $1.50. Twice as many adult tickets as children's tickets are sold. if the total receipts for the show were $510, how many of eacy type of tickets were sold?
October 18, 2008

math
You are having a party. How much giner ale should be added to vodka(let's say 100% alcohol) in order to obtaoin 5 qyarts of 40% alcohol beverage?
October 18, 2008

math
four times the difference of a number decresed by 3 is equal to 8 more than the product of 3 and the number.find the number.
October 18, 2008

math
if a rectangle has 8ft base and a 3ft heignt, how nuch must eh heignt be incresed to make a new area of 56 sq. ft.? Hint:let the new height be x plus the old height
October 18, 2008

Math
Graph line containing the given pair of points and find the slope. (5,1) (-4,-2)
October 18, 2008

Math
The length of a rectangle is fixed at 11 cm. What widths will make the perimeter greater than 76 cm?
October 17, 2008

science
How did Gregory Mendel novel approach contribute to his success in describing how traits are inherited?
October 17, 2008

Math
The equation y=-1777x+27,153 can be used to predict the number y of gun deaths in the United States x year after 2000, that is, x=0 corresponds to 2000, x=2 corresponds with 2002, x=5 corresponds to 2005, and so on. Predict the number of gun deaths in 2005 and 2007. In what ...
October 16, 2008

Biology
What would happen if you placed a grape in a bowl with highly concentrated sugar water?" The grape is going to shrivel up. Reason for this is that the fluids in the grape and going to leak out in an attempt to equalize the sugar concentration inside the grape with what&#...
October 16, 2008

Biology
what if i got all the information from internet? Thanks for help!!! i am so confused....
October 16, 2008

Biology
Does it mean the name of the one who is presenting it and the references used? and is it written on the first page or the last page? Because i wrote my name on the first page :( please help... Thanks!
October 16, 2008

Biology
I need to do a project on any one cell organelle and i have started on lysosomes. Its a powerpoint presentation and i need to present it tomorrow. In the procedure packet it says that we need to mention this-"a works cited slide" what does it mean??? what do i need ...
October 16, 2008

math
it is 26seconds
October 15, 2008

7th grade
Write three equivalent fractions for each fracton 7/8,5/6 in order to get the answer am I suppose to find the number that I can divid both numbers and is it the same number
October 13, 2008

Physics
How much potential energy does Tim, with mass 60.0 kg, gain when he climbs a gymnasium rope a distance of 3.5m?
October 13, 2008

Math
3. You recently started the paperwork to purchase your new home, and you were just notified that you can move into the house in 2 weeks. You decide to hire a moving company, but are unsure which company to choose. You search online and are interested in contacting two ...
October 12, 2008

Eth 125
What are the most significant similarities between the Chinese American and Japanese American [cultural] experiences? What are the differences?
October 9, 2008

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