Saturday
December 20, 2014

Posts by bree


Total # Posts: 115

Algebra 2
The sum of two numbers s 96, and their difference is 17. What is the larger of these two numbers ?
November 5, 2014

PHYSICS 1301 (COLLEGE)
As shown in the figure below, two masses m1 = 4.10 kg and m2 which has a mass 50.0% that of m1, are attached to a cord of negligible mass which passes over a frictionless pulley also of negligible mass. If m1 and m2 start from rest, after they have each traveled a distance h...
October 18, 2014

PHYSICS 1301 (COLLEGE)
A box of unknown mass is sliding with an initial speed vi = 5.10 m/s across a horizontal frictionless warehouse floor when it encounters a rough section of flooring d = 4.20 m long. The coefficient of kinetic friction between the rough section of flooring and the box is 0.100...
October 18, 2014

Math
3/4 of a puzzle in 7/8 hours What's the unit rate?
October 15, 2014

Accounting
If the net income is $50000, and the cost of goods sold is $450000. the company's gross profit rate is 40% what are the net sales??
July 19, 2014

Math
Each of the following objects have been measured with inappropriate units. Convert them to more suitable units. (Please check my work and see if the units are correct for the situation?) a) The thickness of a dime is 0.00122m 0.00122m*100cm/1m = 0.122cm b) The height of a ...
July 18, 2014

Math 10
A trundle wheel can be used to measure the walking distance between two locations. a) If the diameter of a trundle wheel is 45 cm, how far will a person have walked when the wheel makes one full rotation? b) If a person walks for 0.7 km, how many times has the wheel rotated? ...
July 17, 2014

Civics
There saying positive things so I think it's A or B
June 8, 2014

Civics
"Blake DuBois is a decorated veteran and Purple Heart recipent. In his six years as a state senator, he has passed legislation to cut down on government waist. All the while, he's the family values candidate and has been tough on crime." Which Is the most likely ...
June 8, 2014

Math
Help please
June 8, 2014

Math
A pizza parlor has 3 diffrebt crusts and 3 diffrent cheeses and 7 diffrent toppings . How many combinations are on a pizza with 3 topings 1 crust and 1 cheese ? Help please I got 42 and then was told I was wrong
June 8, 2014

Civics
Two advantages of a confederation are that it ____ and ____. A. Prevents abuse of power by a national goverment ; preserves local identity. B. Concentrates power in state governments; make national goverment too weak to meet local needs C. Prevents abuse of power by state ...
June 6, 2014

Language arts
Is b correct ?
May 24, 2014

Language arts
Diondras poem
May 24, 2014

Language arts
Not sure if I'm correct . 2. What do facial features in the poem diondra Jordan symbolize ? A.the part of each person that's similar to ones relative .B. The part of each person that is uniquely ones own . C. The part of each that one wishes one could change. D. The ...
May 24, 2014

Civics
Am I right ???
May 22, 2014

Civics
New Zealand is a country in which the legislature chooses the nation, executive leaders. This is an example of which kind of government? A. Democracy . B. Federation. C. Parliamentary . D. Monarchy. I say A.
May 22, 2014

Civics
A major US trade partner has gone to war with its neighbor. It's leader asked the United States for help. Which of the following statements is true about how the president will react? A. He will make a decision based on only his own feelings about the war. B. he will stop ...
May 21, 2014

Civics
Okay I think I have it . Is 3 b ?
May 21, 2014

Civics
1. D 2. A . 3.a 4.b 5. D ?
May 21, 2014

Civics
Is number 3 d ?
May 21, 2014

Civics
1. Who has the power and the United States to declare war? A. President. B. the senate. C. Secretary of state. D. Congress . 2. Which of the following issues relates most to domestic policy? A. Education. B. treaties. C. War. D. Military. 3. Which of the following is true ...
May 21, 2014

Civics- Help PLEASE
I need help with this too !
May 20, 2014

Finanace HELP!
Below is what I have available to solve current assets. I would like to solve how much cash is available to the company as well. How much cash does the company have? If the current liabilities are $2,575, what are the current assets? • Net worth $17800 • Long-term ...
December 19, 2013

physics
An airplane with a speed of 46.4 m/s is climbing upward at an angle of 44° counterclockwise from the positive x axis. When the plane's altitude is 700 m the pilot releases a package. (a) Calculate the distance along the ground, measured from a point directly beneath ...
December 10, 2013

Physics
A ball thrown horizontally at 22.2 m/s from the roof of a building lands 35.0 m from the base of the building. How high is the building? I have no idea how to even start this problem. Please help!
November 4, 2013

Chem
? → 99mTc + β
October 18, 2013

Chem
? → 99mTc + β
October 18, 2013

optical circuits
Two 1-km fibers are spliced together. Each fiber has a 5-dB loss, and the splice adds 1 dB of loss. If the power entering is 2 m W, then how much power is delivered to the end of this combined transmission line?
August 31, 2013

World Geography
1.The physical feature of Western Europe where most major cities are found is called A. the plains. B. the glacier.<<<<<<< C. the tundra. D. the taiga 2.The Magna Carta was the first step toward England’s ______________. A. large cities B. war with ...
April 8, 2013

World Geography
1. The Polish economy began to grow in the 1990s because the government A. built more state-owned factories. B. controlled prices better.<<<<<<<< C. stopped new private businesses. D. encouraged entrepreneurs. 2. The ethnic makeup of the Andes and the ...
April 8, 2013

Chemistry
A 72.2 g ice cube floats in the Arctic Sea. The temperature and pressure of the system and surroundings are at 1 atm and 0°C. Calculate ΔSsys, ΔSsurr, and ΔSuniv for the melting of the ice cube. (The molar heat of fusion of water is 6.01 kJ/mol.)
April 7, 2013

Personal Finance
Janice Jacobs is planning for her retirement. She knows what assets and liabilities she has now and expects to have in the future. She knows what her spending patterns are likely to be and adjusted them for inflation. She also has identified all of her sources of income after ...
April 1, 2013

Economics
The price of cranberry juice suddenly increases. As a result, Glenda begins drinking more grape juice, which is less expensive, but tastes just as good to her. In this case, Glenda’s elastic demand is due to A. availability of substitutes. B. relative importance. C. ...
April 1, 2013

Economics
The price of cranberry juice suddenly increases. As a result, Glenda begins drinking more grape juice, which is less expensive, but tastes just as good to her. In this case, Glenda’s elastic demand is due to i think is a but im not sure
April 1, 2013

statistics
The time to fly between New York City and Chicago is uniformly distributed with a minimum of 120 minutes and a maximum of 150 minutes. What is the standard deviation?
March 18, 2013

NATIONAL Goverment
numbers 1-3 c,b,d number 8 b the rest seem to look ok
January 27, 2013

chemistry
CS2+3O2 --> CO2+2SO2 What is the volume of sulfur dioxide, in milliliters,produced when 27.9 mL O2 reacts with carbon disulfide
January 18, 2013

Physics
An arrow is shot straight upward at 55 m/s. a) find the time until the arrow reaches its peak b)how high was the arrow at its peak c)find the total time the arrow is in the air d)what was the velocity of the arrow after 3.5 seconds e)how high was it at 3.5 seconds
December 13, 2012

Physics
An arrow is shot straight upward at 55 m/s. a) find the time until the arrow reaches its peak b)how high was the arrow at its peak c)find the total time the arrow is in the air d)what was the velocity of the arrow after 3.5 seconds e)how high was it at 3.5 seconds
December 13, 2012

Physics
An arrow is shot straight upward at 55 m/s. a) find the time until the arrow reaches its peak b)how high was the arrow at its peak c)find the total time the arrow is in the air d)what was the velocity of the arrow after 3.5 seconds e)how high was it at 3.5 seconds
December 13, 2012

Chemistry
A 50 gram sample of liquid water at 25 degrees C is mixed with 29 grams of water at 45 degrees C. The final temperature of the water is...?
December 6, 2012

logic
Reporter: A new campaign finance reform bill being considered by Congress would limit the amount of campaign contributions that political candidates can receive. However, a survey of candidates running for mayor, governor, and senate seats shows that not one of them favors the...
October 29, 2012

math
Find the domain of the composite function f of g. f(x)=3/x-6; g(x)= 1/x please help and show the work as well.
August 28, 2012

college algebra
no thats not it, i am not sure how to show it on here but the -x/3 is on the side of the e. like if you had 2^3 it would be, (2)(2)(2). that is what the e^-x/3 should represent. if this makes sense
August 28, 2012

algebra
Choose the equation that best represents an ellipse for the given foci and co-vertices. foci (+or- 3,0) co-vertices (o, + or- 6)
March 17, 2012

science
Compare optical telescopes and radio telescopes. What are the advantages of using a radio telescope over an optical one? All I can think of is, that radio telescopes can be used in any form of weather and optical telescopes can't. I'm not sure if that is enough ...
February 12, 2012

language arts
choose the analogy who's relationship best resembles the relationship as the analogy in capitol letters. STRANGE:GROTESQUE:: a. sporadic: constant b. naughty:malevolent c. blue:azure d. prudent: careful
February 1, 2012

math
calculate the mass (in SI units) of a 150ib human being? m= Calculate the weight ( in English units) of a 200kg rhino m=
January 26, 2012

Trig
Sec (23π/6)
December 6, 2011

Physics
A 115 kg astronaut on a space walk pushes against her space capsule that has mass 2250 kg. The astronaut accelerates 1.50 m/s2, 0°. (a) Find the force exerted on the astronaut. (b) Find the force exerted on the capsule. (c) Find the acceleration of the capsule.
December 5, 2011

Math
harmonic motion : y=(1/12)(cos8t-3sin8t)
October 19, 2011

Maths Fractions
write two equilvalent fractions for 3/15.
July 26, 2011

Science
Please I really need the answer man
June 29, 2011

Science
How are precipitates used in industry?
June 29, 2011

algebra
its graph opens upward and its vertex is at the origin. give an example of a quadratic function.
May 28, 2011

algebra
The slope is -1/1+6 m=-1/1 b=6
April 27, 2011

Teacher
I just want to make sure I have this question correct. If you want to check out free audiovisual materials, where would you go? A video store B art supply store C teacher supply store D county instructional materials center I think D, can someone tell me if I'm right. Thanks.
April 26, 2011

Teacher aide
I'm having trouble with this question. Why would you mount an overhead transparency in a cardboard frame? A to make copies of it B to color it C to add overlays D to project it onto a screen Can someone please help me.
April 26, 2011

Teacher aide
I'm stuck on this question. Could someone help me please. Which of the following would you find in the new English and language arts curriculum guidelines? A An oral language program only at the primary grades B A phonics program at all grades C A writing program at all ...
April 22, 2011

teacher aide
When are children first developmentally ready to begin a formal study of history? A Kindergarten B Middle grades C Junior high D High school I need help I think its A Kindergarten can someone tell me if I have it right. Thanks
April 21, 2011

teaching
Collecting tickets and money from students, encouraging good manners, and helping with cleanup are tasks associated with which duty? A Monitoring the playground B Monitoring the lunchroom C Monitoring the halls D Monitoring the in-school suspension room I think its Monitoring ...
April 15, 2011

Math
Tara swam 5 lap at the pool. Canyon swam 15 laps. Canyon swam ____ as many laps as Tara. Tara swam _____ as many laps as Canyon. I'm having problems with this one. Could someone help and show me how this is done.
April 13, 2011

Calculus
Find the length of the intercepted arc with radius 2.5 cm and a central angle of 95 degrees
March 28, 2011

Math
A bicycle wheel is 30 inches in diameter. a. To the nearest revolution,how many times will the wheel turn if the bicycle is ridden for 3 miles? b. Suppose the wheel turns at a constant rate of 2.75 rev per second. What is the linear velocity in mph of a point on the tire?
February 6, 2011

Chem
How many deciliters of carbon dioxide are produced when .38L of SO2 is formed?? Thanks :)
February 1, 2011

Science
If a blood cell is placed in distilled water, what would the water be decribed as? hypotonic or hypertonic solution?
January 3, 2011

Science
A hypertonic solution is likely to contain many/no electrolytes. Is is many or no electrolytes?
January 3, 2011

algebra
This is a response to bobpursley's answer of Pr(0) = .3; Pr(1) = 7*.3; Pr(2) = 7*.7. Can you show me how you arrived at the above answers? Also, what does * mean? Thanks.
January 2, 2011

algebra
a basketball player shoots 70% of freethrows he has a 1 an 1 what is the probability of him shooting o,1,2 points
January 2, 2011

Science
If a radioactive isotope has half life of 5 days,how long will it take for its radioactive strength to be a maximum of one thousandth,(1/1000) of its original value?
December 21, 2010

math (interests & percentss)
i need help with these problems below ! mike deposited $500 for 9 months at 8%, compounded quarterly. a. how many times was interest added to mike's account? b. what percent interest was added each time? c. what was the balance in mike's account at the end of 9 months...
November 18, 2010

Chemistry
A sample of gas collected over water at 42 C occupies a volume of one liter. The wet gas has a pressure of 0.986 atm. The gas is dried, and the dry gas occupies 1.04 L with a pressure of 1.00 atm at 90 C. Using this information, calculate the vapor pressure of water at 42 C. ...
October 14, 2010

4th grade english
I think the complete subject is stories and the simple subject is valentine's day
October 4, 2010

4th grade english
complete and simple subjects for " Many stories about valentine's Day exist."
October 4, 2010

4th grade english
What are the complete and simple subjects in the sentence " Mrs.Marcus told the class about Valentine's Day."
October 4, 2010

4th grade
What is the complete subject and simple subject for the sentence " Valentine's Day has an interesting history."
October 4, 2010

Chemistry
Okay thank you!
September 15, 2010

Chemistry
When 4.0 mol of CCl4 reacts with an excess of HF, 3.0 mol of CCl2F2 (Freon) is obtained. The equation for the reaction is CCl4(l) + 2HF(g) --> CCl2F2(l) + 2HCl9g) State which of the statements are true about the reaction and make the false statements true. (a) The ...
September 15, 2010

chem132
When 15.0 g of ethyl alcohol, C2H5OH, is dissolved in 750 g of formic acid, the freezing point of the solution is 7.20 C. The freezing point of the pure formic acid is 8.40 C. Evaluate Kf for fomic acid.
July 16, 2010

Economic
1.The most important tool the Fed has to control the money supply is a. changing the federal funds rate. b. changing the required reserve ration. c. open market operations. d. changing the discount rate 2. Banks use their excess reserves to a. make new loans to customers. b. ...
June 18, 2010

physics
Brandon throws a flying disc with a force of 8 N. If the disc has an acceleration of 4 m/s2, what is the mass of the disc?
June 17, 2010

southwest asia
which of the following is necessary for large-scale farming to take place in southwest asia? a. use of fossil waters b. dams and irrigation systems c. desalinization and water treatment processes d. water from and oasis
May 11, 2010

calculus
How do you solve the initial value problem? (dy/dx)-2y+4=0, y(1)=4
March 13, 2010

federal tax
Carl bought a heavy-duty truck (5-year class recovery property) for his business service on April 30. The truck is not considered a passenger automobile for purposes of the listed property and luxury automobile limitations. The truck has a depreciable basis of $39,080 and an ...
March 1, 2010

science
What is a punnet square and how do you figure out questions regarding a punnet square
January 27, 2010

math 9th
If RS= 20, UT = x + 10, RU = y + 3, and ST = 15, find the values of x and y. x = 10, y = 12 x = 30, y = 18 x = 5, y = 17 x = 23, y = 25 Cant figure this out just explain, try not to give me the answers!!! P.S. you guys and gals are incredible, very nice!!! thanks from the ...
December 12, 2009

spanish II
Me gusta la vista del hotel. I love helping people!!!
December 12, 2009

Physics
Why do ironic compounds have high melting points?
December 3, 2009

8th grade
you equation 2would be: $11.95 = $4.95 + .35x(<trying to find) (^total) (first, sub. 4.95 from both sides.) $7.00 = .35x (now, you divide each side by .35 to get X by its self.) 20=x OR x=20 (.35 didided by .35 will cancle each other out. you should be left with x=20. that ...
December 2, 2009

chemistry
Delta H is given and is-6186.0 Calculate the difference, deltaH-deltaE=delta(PV) for the combustion reaction of 1 mole of methyl octane. (Assume standard state conditions and 298 K for all reactants and products.)
November 14, 2009

algebra
well excuse me for not knowing what its called.
October 27, 2009

algebra
Okay so.....I'm really bad at equations and all that and i need help with just these two problems... 1. -x + 7y - x - 6y + 4x 2. -x - 8x + 7 Thanks!..
October 27, 2009

music
preeetty sure it was andrew lloyd weber.
October 7, 2009

Algebra
Prove algebraically that y=x^2-4 is symmetric with the y-axis. Please help! Thanks
October 4, 2009

Algebra
Write your answer in the form Ax^2+Cy^2+Dx+Ey+F=0. A parabola with vertex (2,-1) opens right with a focal length "p" of 3. I don't understand, please help!
September 30, 2009

Physics
Two buckets of sand hang from opposite ends of a rope that passes over an ideal pulley. One bucket is full and weighs 110 N; the other bucket is only partly filled and weighs 50 N . Initially, you hold onto the lighter bucket to keep it from moving. What is the tension in the ...
September 29, 2009

Algebra
x^2+4x+8y-4=0 Find the Vertex, Foci, Directrix, and Axis of Symmetry. Please Help!
September 29, 2009

Algebra
Find the equation of the circle when the center is at the origin and the radius is 6. Thanks!
September 27, 2009

Algebra
Thanks!
September 27, 2009

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