Thursday

December 18, 2014

December 18, 2014

Total # Posts: 2,259

**physics**

So, 25(.45+.45)-1/2(8.5)(.45)^2?
*September 27, 2013*

**physics**

The driver of a car, traveling at a constant 25 m/s, sees a child suddenly run into the road. It takes the driver 0.45s to hit the brakes. As it slows, the car has a steady acceleration of 8.5 m/s^2. What's the total distance the car moves before it stops?
*September 27, 2013*

**Geometry**

A plane is heading 25° west of south. How many degrees south of west is this plane flying?
*September 24, 2013*

**FIN 370**

1. (defining capital structure weights) templeton extended care facilities, inc. is considering the acquisition of a chain of cemeteries for $340 million. Since the primary asset of this business is real estate, templeton’s management has determined that they will be able...
*September 22, 2013*

**6th grade math**

Thank you so much.
*September 17, 2013*

**6th grade math**

The lasagna recipe requires two pounds of ground beef for ever six cups of tomato sauce. How much beef is necessary if you only have one cup of tomato sauce?
*September 17, 2013*

**fin 370 # 2**

(individual or component costs of capital) Your firm is considering a new investment proposal and would like to calculate its weighted average cost of capital. To help in this, compute the cost of capital for the firm for the following: a. A bond that has a $1,000 par value (...
*September 17, 2013*

**fin 370 # 2**

(individual or component costs of capital) Your firm is considering a new investment proposal and would like to calculate its weighted average cost of capital. To help in this, compute the cost of capital for the firm for the following: a. A bond that has a $1,000 par value (...
*September 17, 2013*

**Math**

Estimate the total weight of two boxes that weigh 9.4 lb and 62.6 lb using rounding and compatible numbers. Which estimate is closer to the actual weight?Why?
*September 17, 2013*

**fin 370**

(individual or component costs of capital)Compute the cost of the capital for the firm for the following:? a. A bond that has a $1,000 par value (face value) and a contract or coupon interest rate of 11.7%. The bonds have a current market value of $1,125 and will mature in 10 ...
*September 17, 2013*

**finanace**

Compute the cost of the capital for the firm for the following:? a. A bond that has a $1,000 par value (face value) and a contract or coupon interest rate of 11.6%. The bonds have a current market value of $1,124 and will mature in 10 years. The firms marginal tax rate is 34...
*September 16, 2013*

**finance**

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 ...
*September 15, 2013*

**finance**

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 ...
*September 15, 2013*

**finance**

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 ...
*September 15, 2013*

**6th grade math**

The ratio of the number of adults to the number of students at the prom has to be 1:10. There are 477 more students than adults. How many adults are at the prom? 1/2x+477=10/2x?
*September 13, 2013*

**6th grade math**

Thank you!!!
*September 13, 2013*

**6th grade math**

At a country concert, the ratio of the number of boys to the number of girls is 2:7. If there are 250 more girls than boys, how many boys are at the concert?
*September 13, 2013*

**physics**

You throw a baseball directly upward at time t = 0 at an initial speed of 12.5 m/s. What is the maximum height the ball reaches above where it leaves your hand? At what times does the ball pass through half the maximum height? Ignore air resistance and take g = 9.80 m/s2.
*September 8, 2013*

**physics **

In a game against the White Sox, baseball pitcher Nolan Ryan threw a pitch measured at 34.4 m/s. If it was 18.4 m from Nolan's position on the pitcher's mound to home plate, how long did it take the ball to get to the batter waiting at home plate? Treat the ball's ...
*September 6, 2013*

**SAT Math**

It is 11
*August 30, 2013*

**Algebra**

z=1/3 the value of18z^2-15z?
*August 26, 2013*

**Physics**

I have tried breaking down a periodic table for children. We have to do things where they can understand. I need some help with this one. What type of items I can use to simulate rows and columns for a periodic table for children?
*August 25, 2013*

**health Environment **

Contrast the typical profiles of higher and lower molecular weight chemicals as to their physical-chemical properties and their behavior in the environment?
*August 17, 2013*

**physics**

a motorcycle has a speed of 25.5 m/s what is the kinetic energy of the motorcycle
*July 14, 2013*

**algebra**

Determine the quadratic function f whose vertex is (3,-2) and passes through(1,6) f(x) = ax^2 + bx + c
*July 9, 2013*

**Chemistry**

I am having trouble getting the Net ionic equation for: 1)MgSO4 + Na3PO4= 2)Na2CO3 + ZnCl2= 3)Na2CO3 + Na3PO4= 4) Na3PO4 +ZnCl2=
*July 4, 2013*

**american history**

Wrong. B is not the Answer. I got it wrong on my Penn Foster Exam. 9/23/2013 * Wrong Answer. @Ms.Sue
*June 6, 2013*

**math**

If RS=8y+4, ST=4y+8, and RT=36, find the value of y.
*June 5, 2013*

**english**

What grammatical structure is the italicized portion of the sentence? By serving as a popcorn vendor, Don saw many good games. present participial phrase nominative absolute appositive past participial phrase prepositional phrase with a gerund
*June 5, 2013*

**Healthcare Finance**

how to calculate the revenue when you don't know the the net income but do have the expense
*June 3, 2013*

**health**

Do you believe the opportunities for continuing education and development are often more important to professionals than to other employees? why or why not?
*June 1, 2013*

**Healthcare Management **

Do you believe the opportunities for continuing education and development are often more important to professionals than to other employees? why or why not?
*June 1, 2013*

**English 12**

sorry i should have added my answers before hand, here are my answers. 1. Which of Yeats's poem opens with the symbol of a gyre, a spiral spinning out of control? (1 point) "Sailing to Byzantium" "The Second Coming"(My Answer) "When You Are Old&...
*May 29, 2013*

**English 12**

really need help guys :/ 1. Which of Yeats's poem opens with the symbol of a gyre, a spiral spinning out of control? (1 point) "Sailing to Byzantium" "The Second Coming" "When You Are Old" "A Prayer For My Daughter" 2. Which of the ...
*May 29, 2013*

**Physics Acceleration **

A baseball player hits a line drive. Just before the ball is struck, it is moving east at a speed of 38.8 m/s (87 mi/h). Just after contact with the bat, 1.05 10-3 s later, the ball is moving west at a speed of 46 m/s (103 mi/h). Find the ball's average acceleration.
*May 26, 2013*

**business math**

What payment should be made on an invoice in the amount of $3,400 dated August 7 if the terms of sale are 3/15, 2/30, n/45 and the bill is paid on August 19?
*May 26, 2013*

**math**

. City Cellular purchased $28,900 in cell phones on April 25. The terms of sale were 4/20, 3/30, n/60. Freight terms were F.O.B. destination. Returned goods amounted to $650. What is the net amount due if City Cellular sends the manufacturer a partial payment of $5,000 on May ...
*May 26, 2013*

**Healthcare Finance**

Great Forks Hospital reported net income for 2007 of $2.4 million on total revenues of $30 million. Depreciation expense totaled $1 million. a. What were total expenses for 2007? b. What were total cash expenses for 2007? (Hint: Assume that all expenses, except depreciation, ...
*May 25, 2013*

**HealthCare Finance Bonds **

John Doe is in the 40 percent personal tax bracket. He is considering investing in HCA bonds that carry a 12 percent interest rate. a. What is his after-tax yield (interest rate) on the bonds? b. Suppose Twin Cities Memorial Hospital has issued tax-exempt bonds that have an ...
*May 25, 2013*

**Healthcare Finance**

How did you get the 65,000? Bobpursley
*May 25, 2013*

**Healthcare Finance**

A firm that owns the stock of another corporation does not have to pay taxes on the entire amount of dividends received. In general, only 30 percent of the dividends received by one corporation from another are taxable. The reason for this tax law feature is to mitigate the ...
*May 25, 2013*

**Pre-calc**

The plane y + 4z = 15 intersect which axes?
*May 22, 2013*

**world geography**

i have done this test 2 times and faild it pleas help me !!!!!!!
*May 19, 2013*

**world geography**

1. In a/an _______ economy, the production of a wide range of manufactured products becomes more economically important than primary production and a service sector begins to develop. A. diversified B. developing C. production D. international 2. In reference to civil conflict...
*May 19, 2013*

**Physics**

An open organ pipe of length 0.744411 m and a closed one of length 1.10545 m are sounded together. What beat frequency is generated by the first overtone of the closed pipe with the fundamental of the open pipe? The speed of sound is 340 m/s. Answer in units of Hz
*May 15, 2013*

**math**

A major leaugue baseball player hits a ball 3 feet above the ground with a velocity of 103 feet per second in the direction of a 10 foot wall that is 300 feet from home plate. If the hit is at an angle of elevation of 34 degrees and there is wind blowing 22 feet per second in ...
*May 14, 2013*

**math**

A major leaugue baseball player hits a ball 3 feet above the ground with a velocity of 103 feet per second in the direction of a 10 foot wall that is 300 feet from home plate. If the hit is at an angle of elevation of 34 degrees and there is wind blowing 22 feet per second in ...
*May 14, 2013*

**math**

A major leaugue baseball player hits a ball 3 feet above the ground with a velocity of 103 feet per secon in the direction of a 10 foot wall that is 300 feet from home plate. If the hit is at an angle of elevation of 34 degrees and there is wind blowing 22 feet per second in ...
*May 14, 2013*

**MATH HELP?!?!?!**

2) organize your information... tagged *2008: 40 *2009: 16 *2010: 8 total caught *2009: 50 *2010: 30 Now, you can compare them. Like so, let's use the first one. You can compare the ratio of 16/40 = 50 / x where x is the total population so basically the proportion above ...
*May 8, 2013*

**MATH HELP?!?!?!**

3) Your poll isn't random because you have selected a particular day and particular studet (one who purchases hot lunch) their opinion. By doing so this will skew or make the poll inaccurate because only a certain group of people on a certain day were asked their opinions...
*May 8, 2013*

**MATH HELP?!?!?!**

Here are how to find your answers 1) *Mode: Which score occurs the most (which one repeats the most - ex. = 1,1,1,2,2,3 = since 1 is repeated three times this makes it the number that repeats most so it is the mode of the set) *Median: Place the numbers in order from smallest ...
*May 8, 2013*

**Pre Calculus**

Solve 2cos^2(2x)=1 I divided both sides by 2 and got this cos^2(2x)=1/2 But then I didn't know what to do after that... The part that has me stumped is that it's a cos^2(2x) not just a cos^2x. Any advice on what I should try next?
*May 8, 2013*

**Chemistry**

The voltage generated by the zinc concentration cell described by, Zn(s)|Zn2 (aq, 0.100 M)||Zn2 (aq, ? M)|Zn(s) is 23.0 mV at 25°C. Calculate the concentration of the Zn2 (aq) ion at the cathode. Can someone please breakdown how to do this so I can figure out the rest of ...
*May 7, 2013*

**Chemistry **

A solution is prepared by mixing 100 mL of 0.500 M NH3 and 100 mL of 0.500 M HCl. Assuming that the volumes are additive, what is the pH of the resulting mixture? kb for ammonia is 1.8x10-5
*May 2, 2013*

**Chemistry **

A solution is prepared by mixing 100 mL of 0.500 M NH3 and 100 mL of 0.500 M HCl. Assuming that the volumes are additive, what is the pH of the resulting mixture? kb for ammonia is 1.8x10-5
*May 2, 2013*

**Health**

1:false 2:false 3:true 4:true 5:true 6:false 7:true 8:true 9:false 10:true
*May 2, 2013*

**Calc**

For z1 = 4cis(7pi/6)and z2 = 3ci(pi/3), find z1 · z2 in rectangular form. A.12 − 12i B.-12 − 12i C.12 + 12i D.12i E.-12i
*April 29, 2013*

**Physics**

To combat wasteful habits, we often speak of “conserving energy,” by which we mean turning off lights, heating or cooling systems, and hot water when not being used. In this chapter, we also speak of “energy conservation.” Distinguish between these two ...
*April 28, 2013*

**Physics**

When you jump upward, your hang time is the time your feet are off the ground. Does hang time depend on your vertical component of velocity when you jump, your horizontal component of velocity, or both? Defend your answer. Please help!!! Thank you in advance...
*April 28, 2013*

**Physics**

To combat wasteful habits, we often speak of “conserving energy,” by which we mean turning off lights, heating or cooling systems, and hot water when not being used. In this chapter, we also speak of “energy conservation.” Distinguish between these two usages.
*April 28, 2013*

**Physics**

A park ranger wants to shoot a monkey hanging from a branch of a tree with a tranquilizing dart. The ranger aims directly at the monkey, not realizing that the dart will follow a parabolic path and thus will fall below the monkey. The monkey, however, sees the dart leave the ...
*April 28, 2013*

**Physical Science**

A park ranger wants to shoot a monkey hanging from a branch of a tree with a tranquilizing dart. The ranger aims directly at the monkey, not realizing that the dart will follow a parabolic path and thus will fall below the monkey. The monkey, however, sees the dart leave the ...
*April 27, 2013*

**physics**

To combat wasteful habits, we often speak of “conserving energy,” by which we mean turning off lights, heating or cooling systems, and hot water when not being used. In this chapter, we also speak of “energy conservation.” Distinguish between these two usages.
*April 27, 2013*

**physics**

Why bother using a machine if it cannot multiply work input to achieve greater work output?
*April 27, 2013*

**physics**

When a cannon with a longer barrel is fired, the force of expanding gases acts on the cannonball for a longer distance. What effect does this have on the velocity of the emerging cannonball? (Do you see why long-range cannons have such long barrels?)
*April 27, 2013*

**Physics**

In grandpa’s time automobiles were previously manufactured to be as rigid as possible, whereas autos are now designed to crumple upon impact. Why?
*April 27, 2013*

**Calc**

If z = 2cis 60°, find z^4 in rectangular form. A.-8+8sqrt(3i) B.-8-8sqrt(3i) C.8+8sqrt(3i) D.8-8sqrt(3i) E.16-16Sqrt(3i)
*April 26, 2013*

**Vectors/Math**

If w = <-8, 15>, find ||w||. A. 7 B. 17 C. 23 D.sqrt 7 E.sqrt 23
*April 26, 2013*

**Calc**

Which functions of x and y in terms of time t can be derived from this rectangular equation? (x^2/4)+y^2=1 A. x = 2sin t, y = -cos t B. x = sin t, y = 5cos t C. x = sin t, y = 2cos t D. x = -sin t, y = 2cos t E. x = 2sin t, y = 5cos t
*April 26, 2013*

**Physics**

A park ranger wants to shoot a monkey hanging from a branch of a tree with a tranquilizing dart. The ranger aims directly at the monkey, not realizing that the dart will follow a parabolic path and thus will fall below the monkey. The monkey, however, sees the dart leave the ...
*April 25, 2013*

**Physics**

Why do the passengers in high-altitude jet planes feel the sensation of weight while passengers in the International Space Station do not? Please help; need an original answer no Google search. Thank you in advance...
*April 25, 2013*

**Physics**

What would be the path of the Moon if somehow all gravitational forces on it vanished to zero? Please help; need an original answer no Google search. Thank you in advance...
*April 25, 2013*

**Physics**

What would be the path of the Moon if somehow all gravitational forces on it vanished to zero? Please help; need an original answer no Google search. Thank you in advance...
*April 25, 2013*

**Physics**

To combat wasteful habits, we often speak of “conserving energy,” by which we mean turning off lights, heating or cooling systems, and hot water when not being used. In this chapter, we also speak of “energy conservation.” Distinguish between these two ...
*April 25, 2013*

**Physics**

Why bother using a machine if it cannot multiply work input to achieve greater work output? Please help; need a original answer no Google search. Thank you in advance...
*April 25, 2013*

**Physics**

When a cannon with a longer barrel is fired, the force of expanding gases acts on the cannonball for a longer distance. What effect does this have on the velocity of the emerging cannonball? (Do you see why long-range cannons have such long barrels?) Please help; need a ...
*April 25, 2013*

**Physics**

In grandpa’s time automobiles were previously manufactured to be as rigid as possible, whereas autos are now designed to crumple upon impact. Why? Please help; Thank you in advance for the help...
*April 25, 2013*

**Calc**

In the first three days of its launch, the Galaxy Music Store sold 14 CDs of album x, 8 of album y, and 6 of album z through Branch A. Through Branch B, the store sold 7 CDs of album x, 13 of album y, and 4 of album z. Branch C sold 2 CDs of album x, 11 of album y, and 1 of ...
*April 25, 2013*

**Calc**

If w = <-8, 15>, find ||w||. A. 7 B. 17 C. 23 D.sqrt 7 E. sqrt 23
*April 25, 2013*

**Calc**

Which expression is equivalent to (sin x + 1)(sin x − 1)? A. cos2^x B. -cos2^x C. cos2^x + 1 D. cos^2x − 1 E. -cos^2x + 1
*April 25, 2013*

**Calc**

A video games shop is analyzing its sales performance using matrices. Matrix A contains the unit sales data for each product category (horizontally) per week (vertically). Matrix B contains the unit sales data for weekends for each category (horizontally) per week (vertically...
*April 25, 2013*

**Math, Calc**

Which rectangular equation corresponds to this set of parametric equations? x = t + 2 and y = t^2 + 3 A. y = (x − 2)^2 − 3 B. y = (x + 2)^2 + 3 C. y = (x − 2)^2 D. y = (x + 2)^2 − 3 E. y = (x − 2)^2 + 3
*April 25, 2013*

**math 7th**

Thanks Ms. Sue I see what I forgot to do.
*April 24, 2013*

**math 7th**

When the temperature is 68°F, the speed of sound in air is approximately 343 meters per second. Approximately how many kilometers does sound travel in five seconds? Can some one help with the steps?
*April 24, 2013*

**Eco103**

Given The demand function of a product q=f (a)= 3600-15p find the maximizes total revenue and quanty sold
*April 23, 2013*

**algebra 2**

a two-digit counting number has a value that is 13 greater than 3 times the sum of the digits. If the units digit is 1 greater than the tens digit, what is the number
*April 23, 2013*

**Math**

how to you multiply fractions (not mixed numbers)
*April 18, 2013*

**algebra 2**

10,000 raffle tickets were sold and you buy 12 tickets. Whats the odds against winning
*April 18, 2013*

**Calc**

What is the solution of this system? 2x + 3y = 32 11y − 2x = 52 A. x = 3/2 , y = 5 B. x = 4, y = 8 C. x = 7, y = 6 D. x = 10, y = 4 E. x = 8, y = 16/3
*April 18, 2013*

**Calc**

Which expression is equivalent to sin(3x) + sin x? A. 2cos(2x)sin x B. 2sin(2x)sin x C. -2sin(2x)cos x D. 2sin(2x)cos x E. -2cos(2x)sin x
*April 18, 2013*

**Calc**

Which rectangular equation corresponds to this set of parametric equations? x = t + 2 and y = t^2 + 3 A. y = (x − 2)^2 − 3 B. y = (x + 2)%2 + 3 C. y = (x − 2)^2 D. y = (x + 2)^2 − 3 E. y = (x − 2)^2 + 3
*April 18, 2013*

**geometry**

Is this syllogism? 1. In-line skaters live dangerously. 2.if you live dangerously, then you like to dance. 3, If you are an in-line skater, then you like to dance.
*April 17, 2013*

**geometry**

Is this an invaild arguement?
*April 17, 2013*

**Physics**

A string of mass 0.0003 kg/m and 0.5m long is vibrating 200 cycles per second. What must be the tension? What hanging mass would produce the tension?
*April 16, 2013*

**Alg 1**

also i^2=-1
*April 15, 2013*

**Alg 1**

sorry there was a miscalculation. Det x = 1-80=-79 not -39
*April 15, 2013*

**Alg 1**

Det x = b^2 - 4ac - formula x = -b +/- sqrt Det x/2a - formula if Det x = 0 then x has only 1 solution Det x > 0 then x has 2 solutions Det x <0 then x has 2 complex solutions - a+ib=z, z is a complex number, i^2=-i, a is the real part b is the imaginary one Det x = 1-40...
*April 15, 2013*

**algebraic systems**

ok, so im stumped on this bonus system. there is a hint that the prof. gave that said that all coefficients are 1 or -1. can someone do this and explain how you did it? a + b + c + d + e + f + g + h + k + m = 27 a – b + c + d + e + f + g + h + k + m = 23 a + b - c + d + e...
*April 15, 2013*

**chemistry**

net ionic equations for Ca(NO3)2 +NaPO4
*April 15, 2013*

**stats**

Cushman and Wakefield accounting that the average annual rent for office space in Tampa was $17.63 per square foot. A real estate agent selected a random sample of 15 rental properties (offices) and found that mean rent was $18.72 per square foot and s= $3.64. At a= 0.05, test...
*April 13, 2013*

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