Thursday

January 29, 2015

January 29, 2015

Total # Posts: 2,289

**math**

Area A sequence of smaller squares is formed by connecting the midpoints of the sides of a larger square. (a) If the area of the largest square is 1 square unit, determine the first five terms of a sequence that describes the area of each successive square. (b) Use a formula ...
*April 20, 2012*

**math**

Amit investment $750 at 8.2% per year and $1,300 at 4.9% per year.Both investments earn simple intrest.Whoch investment earns more simple intrest in a year? Show your work.
*April 17, 2012*

**Transportation and Cargo Security**

This is what I have so far... We have a strong and efficient transportation system which provides businesses with access to materials and markets, and provides people with access to goods, services, recreation, jobs, and other people. The U.S. transportation system includes ...
*April 15, 2012*

**Transportation and Cargo Security**

THIS IS THE FULL QUESTION I AM ASKED TO DO. Identify an asset such as an airport or a shipping company within the global transportation system. Develop and describe a security system that you feel would be most appropriate to protect the assets of the organization selected by ...
*April 15, 2012*

**Transportation and Cargo Secuirty**

THIS IS THE FULL QUESTION I AM ASKED TO DO. Identify an asset such as an airport or a shipping company within the global transportation system. Develop and describe a security system that you feel would be most appropriate to protect the assets of the organization selected by ...
*April 15, 2012*

**Transportation and Cargo Secuirty**

So I could put Austin Straubel International Airport at Green Bay
*April 15, 2012*

**Transportation and Cargo Secuirty**

Identify an asset such as an airport or a shipping company within the global transportation system. What does this mean? What is an asset of an airport or shipping company?
*April 15, 2012*

**transportation and cargo security**

I think I am thinking too much into this assignment. I was thinking thats what to write but than I second guess myself. Thank you for your help!
*April 15, 2012*

**transportation and cargo security**

Im chose to write about Air travel and I don't understand what it is ment by the public utilization of the system.
*April 15, 2012*

**transportation and cargo security**

Research the various U.S. transportation systems and identify the appropriate one to use for your case study. Research the selected system carefully and prepare a brief summary. The summary should include the following: An introduction to the system. Public utilization of the ...
*April 15, 2012*

**division of decimals**

.160416 divided by 4
*April 12, 2012*

**Statistics**

Suppose that the scores of architects on a particular creativity test are normally distributed. Using a normal curve table, what percentage of architects have Z scores:
*April 9, 2012*

**Honors Chemistry**

1. What is the pH of a solution whose [H3O+] is 1 X 10^ -5 M? 2. What is the [H3O+] concentration of a solution with a pH of 9? 3. What is the pH of a solution whose [H3O+] concentration is 3 X 10^-3 M? 4. What is the pH of a solution with a [H3O+] concentration of 1 X 10^ -12...
*April 6, 2012*

**Math**

A warranty identification number for a certain product consists of a letter of the alphabet followed by a seven-digit number. How many possible identification numbers are there if the first digit of the seven-digit number must be nonzero?
*April 3, 2012*

**government**

B: Tort law definition: "A civil wrong, other than a breach of contract, which the law will redress by an award of damages."
*April 2, 2012*

**math**

there are 5 balls in a bag.3 are white and 2 are blue. what part is white?
*April 1, 2012*

**chemistry**

A compound weighing 115 g contains 68.3 g of carbon, 13.2 g of hydrogen, 15.9 g of nitrogen, and some amount of oxygen. What is the mass percent of oxygen in the compound?
*March 30, 2012*

**statistics**

Assume that a sample is used to estimate a population proportion p. Find the margin of error. 95% confidence; n = 250, x = 130
*March 27, 2012*

**statitics**

Suppose that a sample of n = 1,600 tires of the same type are obtained at random from an ongoing production process in which 8% of all such tires produced are defective. What is the probability that in such a sample 150 or fewer tires will be defective
*March 27, 2012*

**statitics**

Suppose that a sample of n = 1,600 tires of the same type are obtained at random from an ongoing production process in which 8% of all such tires produced are defective. What is the probability that in such a sample 150 or fewer tires will be defective
*March 27, 2012*

**statistics**

Suppose that SAT scores among U.S. college students are normally distributed with a mean of 450 and a standard deviation of 150. What is the probability that a randomly selected individual from this population has an SAT score at or below 600?
*March 27, 2012*

**statistics**

Jack’s ACT score is 30. Jason’s SAT score is 950. Who did better? The mean SAT score is 1000 with a standard deviation of 100 SAT points. The mean ACT score is 22 with a standard deviation of 3 ACT points
*March 27, 2012*

**Calculus**

Find the volume of the solid formed when the area bounded by x^2-y^2=9, y=x+5, and the x axis is rotated about x=1.
*March 27, 2012*

**Math**

Boys have to be either 3, 6, 9, or 12 because you have to be able to take 2/3 of them and get a whole number. The number of girls for each of these cases is 10, 7, 4, 1. You have to be able to take 1/4 of this number and also get a whole number, 4 is the only one that works so...
*March 27, 2012*

**Math 8 **

6 1/2 joules. particles looses 0.08 joule of energy every 15 seconds what will energy after 4 minutes. Would this be 6 1/2 - 1.28 divide by 4
*March 25, 2012*

**Math 8 **

how do you dilate a figure under 1
*March 25, 2012*

**Math**

6 divided by 1.00 will tell you how much each one is.
*March 25, 2012*

**chemistry**

A 3.00- flask is filled with gaseous ammonia, . The gas pressure measured at 28.0 is 2.35 . Assuming ideal gas behavior, how many grams of ammonia are in the flask?
*March 24, 2012*

**chemistry**

A 3.00- flask is filled with gaseous ammonia, . The gas pressure measured at 28.0 is 2.35 . Assuming ideal gas behavior, how many grams of ammonia are in the flask?
*March 24, 2012*

**math**

alex is x years old his sister is 3 years older , togerther their age is 57. what is the equation for this.
*March 22, 2012*

**math**

alex is x years old his sister is 3 years older , togerther their age is 57. what is the equation for this.
*March 22, 2012*

**Physics**

This is all that was given
*March 22, 2012*

**Physics **

Calculate AMA given μk = 0.019 and an angle of 11 degrees.
*March 22, 2012*

**bio**

i got D
*March 21, 2012*

**Economics**

I was guessing between A or D. Thank you, David. Greatly appreciate it.
*March 20, 2012*

**Economics**

The spirit of equating marginal cost with marginal revenue is not held by a.perfectly competitive firms. b.oligopolistic firms. c.perfectly competitive firms and oligopolistic firms. d.none of the statements associated with this question are correct.
*March 20, 2012*

**Economics**

Two identical firms compete as a Cournot duopoly. The demand they face is P = 100 - 2Q. The cost function for each firm is C(Q) = 4Q. The equilibrium output of each firm is: A. 8 B. 16 C. 32 D. 36
*March 20, 2012*

**Mangerial Economics**

Consider a Cournot duopoly with the following inverse demand function: P = 50 - 0.2Q1 - 0.2Q2. The firms' marginal cost are identical and given by MCi(Qi) = 2. Based on this information firm 1 and 2's reaction functions are A) r1(Q2) = 4.8 - 0.5Q1 and r2(Q1) = 4.8 - 0....
*March 20, 2012*

**math**

Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $350 million. Since the primary asset of this business is real estate, Templeton’s management has determined that they will be able to borrow the majority of the money ...
*March 19, 2012*

**Maths**

Square root of 12 using prime factor form? Square root of 320 using prime factor form? Square root of 36 using prime factor form?
*March 19, 2012*

**english**

briefly summarizing the theory and discussing at least two of the “Seven Intelligences” that apply most closely to you, providing examples to illustrate your point.
*March 18, 2012*

**physics**

A 0.23 kg ball of dough is thrown straight up into the air with an initial velocity of 12 m/s.Find the momentum of the ball of dough halfway to its maximum height on the way up.
*March 15, 2012*

**HS Chem**

Using terms of equilibrium, what is the difference between spilling a glass of milk versus ozone eminating from your copy machine?
*March 13, 2012*

**Math 7th Grade**

A car cost $65 per day to rent plus $.35 per mile. Joe rents car for 1 day and drives 115 miles. what is the equation and the solution. The solution is pretty simple $65 + .35x115 = 105.25 I can't figure out the equation.
*March 12, 2012*

**chemistry**

Using standard heat of formations. (Appendix II in text). Calculate the standard enthalpy change for the combustion of methane. CH4 (g) + 2 O2 ---¨ 2CO2(g) + 2H2O (l) ƒ¢H0 = ?
*March 6, 2012*

**Chemistry**

Calculate the [H+], [OH ‾ ], and the pH of 0.16 M solutions of: hydroxylamine (HONH2, Kb = 1.1 10-8)
*March 5, 2012*

**Chemistry**

Calculate the pH of a 5.90x10-3 M solution of H2SO4.
*March 5, 2012*

**Chem Acids/Bases**

A 25.00 mL sample of H3PO4(aq) requires 31.05 mL of 0.2410 M KOH for titration to the second equivalence point. What is the molarity of the H3PO4(aq)?
*March 3, 2012*

**Chemistry**

Write the dissociation reaction and the corresponding Ka equilibrium expression for each of the following acids in water. (Use the lowest possible coefficients. Include states-of-matter under SATP conditions in your answer. Omit water in your answer.) (a) HC_2H_3O_2 (b) Co(H2O...
*March 3, 2012*

**principles of physics**

A carnival has a Ferris wheel where the seats are located halfway between the center and outside rim. If you were at the outside rim, your angular speed while riding on this Ferris wheel would be A) more and your tangential speed less.B) less and your tangential speed more.C...
*March 2, 2012*

**principles of physics**

If the Earth had two identical moons in one circular orbit, and the moons were as far apart in that orbit as they could be, the center of gravity of the Earth-moons system would beA) at the center of the Earth.B) outside the Earth, but beyond the orbital path of the moons.C) ...
*March 2, 2012*

**principles of physics**

Very ideally, and very strictly speaking, the falling leaves in autumn make the world spin a bit ____________________. A) All of these.B) faster.C) slower.D) off center and erratic.E) smoother.
*March 2, 2012*

**principles of physics**

When a skater brings her arms in when spinning, she increases her ____________________. A) angular speed.B) Both of these.C) Neither of these.D) angular momentum.
*March 2, 2012*

**principles of physics**

The main reason railroad trains remain on their tracks has to do with the ____________________. A) None of these.B) beveled shape of the wheel circumference.C) independence of opposite wheel motions.D) All of these. E) flange on their wheels.
*March 2, 2012*

**principles of physics**

When we studied the concept of work, we learned that work = force x distance. Now we learn that torque = force x distance. What's different about these two definitions?A) For work, distance and force are in the same direction; for torque they are perpendicular to each ...
*March 2, 2012*

**physics**

An 840 Kg roller coaster car is launched from a giant spring of constant k=31 kN/m into a frictionless loop-the-loop track of radius 6.2 m, as shown below. What is the minimum amount that the spring must be compressed if the car is to stay on the track?
*February 29, 2012*

**Math -Tutor help only please! **

Solve: 2/12x-3/12=8/12 Is x = 11/2 the correct answer?
*February 25, 2012*

**Math**

Solve: 3 - x = 12(x - 1) Is the correct answer x = 15/13?
*February 25, 2012*

**chemestry**

Calculate [OH^ - ] for strong base solution: 14.0 mL of 1.20×10−2 M Ca(OH)_2 diluted to 430.0 mL.
*February 22, 2012*

**math**

use I and a dot to show the number 52
*February 22, 2012*

**math**

I have a math question abdedbabde 1234321234 how do I do this problem
*February 21, 2012*

**biology**

Regulation of an enzyme's activity occurs a) before the enzyme is produced b) during the production of the enzyme. c) when the enzyme already exists in the cell. d) at any point on the enzymatic production pathway. Thank you
*February 20, 2012*

**Physics**

You push a 2.5 kg block against a horizontal spring, compressing the spring by 16 cm. Then you release the block, and the spring sends it sliding across a tabletop. It stops 60 cm from where you released it. The spring constant is 200 N/m. What is the block-table coefficient ...
*February 19, 2012*

**Math**

the green bay packers ordered roast beef subs and turkey subs for lunch. a total of 53 subs were ordered. the number of roast beef subs ordered is 2 more than twice the number of turkey subs. write and solve a system of linear equations to determine how many roast beef subs x ...
*February 16, 2012*

**math**

2/3 x 3 top and bottom you get 6/9 + 7/9 = 13/9 = 1 and 4/9 .
*February 15, 2012*

**algebra**

i need to know how to do (4m -3power n5power)0 / mn
*February 15, 2012*

**math**

divide eight pounds of sand into twelve equal containers. how much in each container?
*February 10, 2012*

**math**

Mary's test grades were 81, 89, 86, 86, and 84. Mary's teacher recorded one of her grades incorrectly. Instead of an 89, Mary's second test score should have been a 55. Which measure(s) of central tendency are affected by this change?
*February 8, 2012*

**English**

Hi, I am trying to analyze this poem. It is called "On watching politicians perform at Martin Luther king's funeral". It is by Etheridge Knight who is a black poet who was active mostly in the 60s and 70s. Here is the poem. Hypocrites shed tears like shiny snake ...
*February 4, 2012*

**Physics**

A smooth plane AB is 10 meters long, It is inclined at 30 degrees to the horizontal with the lower end, B, 6 meteres vertically above horixontal ground. A particle is placed on the plane at the upper end, A, and then released from erst so that it slides down the plane. Find ...
*February 4, 2012*

**Physics**

A particle is at rest at the apex A of a smooth fixed hemisphere whose base is horizontal. The hemisphere has centre O and radius a. The particle is then displaced very slightly from rest and moves on the surface of the hemisphere. At the point P on the surface where angle AOP...
*February 4, 2012*

**algebra**

Which value of x makes the following equation true? 7.8(x - 2) = -0.2x + 40.4
*January 31, 2012*

**algebra**

1m=430
*January 29, 2012*

**math-word problem**

admission to a park is $5 for an adult ticket and $1 for a child. If $100 was collected and 28 admissions were sold on a day, how many tickets were sold and how many child tickets were sold
*January 29, 2012*

**math**

admission to a park is $5 for an adult ticket and $1 for a child. If $100 was collected and 28 admissions were sold on a day, how many tickets were sold and how many child tickets were sold
*January 29, 2012*

**math unit rate question**

the answer to question 1 is a tie and how many yards is 0.the answer to the second question is 10 yards behind the finishing line.
*January 26, 2012*

**business**

i am researching the prepackaged software industry and i need to find what the future holds for that industry.
*January 25, 2012*

**pine glenn**

If I have total of 63 brushes and there is six times as many orange that white how many orange do I have and how many white? how do I solve
*January 24, 2012*

**Calculus**

"Two cars are traveling along perpendicular roads, car A at 40mph, car B at 60mph. At noon, when car A reaches the intersection, car B is 90miles away, and moving toward it. At 1PM the distance between the cars is changing at what rate?" So lost! Please help!
*January 24, 2012*

**physics**

An airplane is flying horizontally at 115 m/s, at a 20.5 degree angle north of east. State its velocity in rectangular coordinates. Assume that north and east are in the positive direction.
*January 23, 2012*

**Trigonometry**

In a right triangle, CT = 6, CA = 3, and m<CAT = 90. What is the value of cot C ? CT= hypo CA= Opp.
*January 18, 2012*

**Physics**

A small ball is launched at an angle of 30.0 degrees about the horizontal. It reaches a maximum height of 2.5m with a respect to the launch position. What is the initial velocity of the ball when its launched? What is the range, defined as a horizontal distance traveled until ...
*January 18, 2012*

**COM 1001**

Wait it is any form of communication that is not face to face
*January 16, 2012*

**COM 1001**

I have no idea that is what has me super stumped I have read the two chapters over and over again
*January 16, 2012*

**COM 1001**

How do the components and processes of communication apply to the electrnic/computer channel?
*January 16, 2012*

**math**

From the Periodic Table, 1 mole of aluminum weighs 27.0 g., Therefore; If 54.0 g of aluminum are placed into the beaker to react with copper(II) chloride, how many grams of the metal product will be produced?
*January 12, 2012*

**Science**

A glass window 0.50 cm thick measures 86 cm by 31 . How much heat flows through this window per minute if the inside and outside temperatures differ by 17 ? Express your answer using two significant figures. Q/t=_________kJ/min
*January 9, 2012*

**MATH**

For which value of x will the fraction 7/2x-6 be undefined? HOW TO DO THIS ?
*December 30, 2011*

**MATH**

for which value of X will the fraction 7/2x-6 be undefined ? and check this IF three times a number decreased by 5, the result is 7. find the number. 3x-5=7 and x=4 is this right?
*December 25, 2011*

**Finance**

The answer is $1,086,250
*December 16, 2011*

**calculus**

Yes, I know, but I i had question about the answer... I'm math stupid :)
*December 16, 2011*

**calculus**

Damon help again :) (last one I promise) why is X along the road sqrt2/2? ] A rancher plans to set aside a rectangular region of one square kilometer for cattle and wishes to build a wooden fence to enclose the region. Since one side of the region will run along the road, the ...
*December 16, 2011*

**Calculus**

Damon, Help :) A rancher plans to set aside a rectangular region of one square kilometer for cattle and wishes to build a wooden fence to enclose the region. Since one side of the region will run along the road, the rancher decides to use a better quality wood for that side ...
*December 16, 2011*

**Calculus**

A rancher plans to set aside a rectangular region of one square kilometer for cattle and wishes to build a wooden fence to enclose the region. Since one side of the region will run along the road, the rancher decides to use a better quality wood for that side which costs three...
*December 16, 2011*

**Physics**

false, its called the coriolis effect
*December 13, 2011*

**physics**

Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The height of the cliff is 6.86 m. The stones are thrown with the same speed of 9.78 m/s. Find the location (above the base of the ...
*December 13, 2011*

**physics**

The velocity of a diver just before hitting the water is -11.1 m/s, where the minus sign indicates that her motion is directly downward. What is her displacement during the last 1.18 s of the dive?
*December 13, 2011*

**physics**

A drag racer, starting from rest, speeds up for 384 m with an acceleration of +19.3 m/s2. A parachute then opens, slowing the car down with an acceleration of -6.33 m/s2. How fast is the racer moving 302 m after the parachute opens?
*December 13, 2011*

**history**

Thank you .
*December 12, 2011*

**Law**

Yes it is C. Read the Land Pollution Section at: "classweb.gmu.edu/rcoffinb/Chapter%2017%20Outline.htm"
*December 10, 2011*

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