Saturday

February 28, 2015

February 28, 2015

Total # Posts: 2,217

**management**

1. Regarding management and leadership, which statement is most accurate? A. Leaders can be good managers, and good managers can be leaders. B. Leaders aren’t managers, and managers aren’t leaders. C. Leadership and management are entirely unrelated. D. Most ...
*August 22, 2012*

**math**

my present salary is $1,560.00. I was offered a new position at $8.60 per hour with 1 1/2 hrs pay for overtime after 40 hours of work per weeke. How man hours of overtime per week would I need to earn the $390.00 per week.
*August 21, 2012*

**math**

a square is made up of section a and section b. section a is 500 sq ft and section b is 1350 sq ft. what percent of the square is section a.
*August 21, 2012*

**Intermediate Algebra**

State the degree of the following polynomial: -2x4y + xy – y
*August 19, 2012*

**health**

Me too!
*August 11, 2012*

**health**

Actually the answer is B. Page 19: health(dot)gov/dietaryguidelines/dga2010/DietaryGuidelines2010(dot)pdf
*July 28, 2012*

**Math**

There are 6 pairs of black socks and 6 pairs of white socksWhat is the probability to pick a pair of black or white socks when 2 socks are selected randomly in darkness?M
*July 27, 2012*

**healthcare management**

œ Differences in communication processes used in crisis situations, including what you learned from the situations in the scenario and how you might incorporate that knowledge to improve health care communication strategies
*July 26, 2012*

**math**

what%is 234 of 450
*July 26, 2012*

**STATISTICS(NEED HELP PLEASE?)**

Consider the following set of data. (25, 6), (25, 51), (62, 34), (84, 15), (112, 57), (122, 14) (a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.) 40.17 (b) Calculate the standard deviation of the six x-values and the standard ...
*July 25, 2012*

**math grade 12**

2. An isotope of sodium has a half-life of 15 h. A sample of this isotope has a mass of 2 g. a. [2] Find the mass equation that remains after t hours. b. [1] Find the mass that remains after 5 hours, to the nearest hundredth. c. [2] How long, to the nearest hour, will the ...
*July 24, 2012*

**math advanced functions**

Canada’s Wonderland has a roller coaster named ‘Leviathan’. It boasts a maximum height of 93 m, 80⁰ drop, speeds of 148 kms and is 1673m long. At its maximum height Mr. Currie drops his gum from his mouth. The height of the gum can be given by the ...
*July 23, 2012*

**Geometry**

I don't know how to do this proof It is set up on a T chart In the figure below PQ = RS Prove PR=QS ______P________Q_____R________S______ Proof must be set up on a t chart starting with PQ=RS Given
*July 22, 2012*

**unversity of phoenx**

dicuss some positive steps you can take to manage debt. when managing personal debt, what methods have been most successufl for you?
*July 20, 2012*

**Chemistry**

A patient receives 3.0 ml of a solution containing technetium 99 for breast image. If the activity of the technetium 99 is 9.5 mCi/mL, what is the dose received by the patient?
*July 20, 2012*

**Updated Math Question**

The radius of circle A is 9 times greater than the radius of circle B. Which of the following statements is true? A.The area of circle B is 9 times greater than the area of circle A. B.The area of circle A is 9 times greater than the area of circle B C.The area of circle B is...
*July 18, 2012*

**Math**

The radius of circle A is 9 times greater than the radius of circle B. Which of the following statements is true?
*July 18, 2012*

**Math 120**

Graph the solution set to the inequality. 2x+3y>12
*July 15, 2012*

**Math 120**

If a force of 5 pounds stretches the spring 2 inches, find K. How far will 18 pounds stretch the spring
*July 15, 2012*

**Math-120**

If a force of 5 pounds stretches the spring 2 inches, Find K. How much force is necessary to stretch the spring 14 inches
*July 15, 2012*

**Geometry**

Write an equation of a line in slope intercept form that is parallel to y = 3x+6 and passes through the point (-10, 2.5). Do not use spaces and enter fractions as improper reduced fractions when needed.
*July 12, 2012*

**geometry**

Two rectangles are graphed on a coordinate plane, which number represents the scale used to enlarge Rectangle ABCD to Rectangle LMNO? Answer choices 1/2 1 and 1/2 2 4
*July 7, 2012*

**math**

Find the total investment and the interest earned when $2,500 is invested at 5% compounded semiannually for 3 years.
*July 6, 2012*

**humanities**

What are some of the ways in which modern culture is fatalistic in ancient greek sense
*July 5, 2012*

**humanities**

expressed values of a society
*July 5, 2012*

**humanities**

A brief story about a community that functions the way epics did in ancient cultures How does this story so? and what important things does it serve to ? explain?
*July 5, 2012*

**biology**

Both the description and the definition of ecology and its significance to you and the society
*July 3, 2012*

**math**

find mean median and mode of 68, 79, 72 88 and 96
*June 23, 2012*

**Medical coding**

Neoplasms are evaluated by a grading scale in a system called A. staging. B. malignancy. C. sequencing. D. morphology.
*June 20, 2012*

**General Chemistry**

A container holds 3 gases: oxygen, carbon dioxide, and helium. The partial pressure of the three gases are 2.00atm, 3.00atm, and 4.00atm, respectively. What is the total pressure inside the container?
*June 20, 2012*

**General Chemistry**

A gas is collected and found to fill 2.85L at 25.0 degrees Celsius. What will be its volume at standard temperature?
*June 20, 2012*

**General Chemistry**

A cylinder with a movable piston contains 2.00g of helium,He, at room temperature. More helium was added to the cylinder and the volume was adjusted so that the gas pressure remained the same. How many grams of helium were added to the cylinder if the volume was chanded from 2...
*June 20, 2012*

**General Chemistry**

A tank of oxygen is under a pressure of about 4.00 x 10^3 kPa. Express this pressure in millimeters of mercury.
*June 20, 2012*

**General Chemistry**

At STP, a 5.00L flask filled with air has a mass of 543.251g. The air in the flask is replaced with another gas and the mass of the flask is 566.107g. The density of air is 1.29g/L. What is the gas that replaced the air?
*June 20, 2012*

**General Chemistry**

A 230.0mL sample of a 0.275 M solution is left on a hot plate overnight; the following morning the solution is 1.50M. What volume of solvent has evaporated from the 0.275 M solution? a)42.2 mL b)63.3 mL c)187.8 mL d)230 mL e)272.2 mL
*June 20, 2012*

**General Chemistry**

If a 14.05g sample of a gas occupies 10.0L at STP, what is the molar mass of the gas at 125 degrees Celsius?
*June 20, 2012*

**General Chemistry**

What volume of oxygen gas at STP is needed to react with 5.06 mol of C2H4, according to the following equation C2H4 + 3O2 ----> 2CO2 + 2H2O
*June 20, 2012*

**Marketing**

Compete the break even point in dollars. Selling price = $2.00, Variable cost = $1.00, Fixed cost = $150,000
*June 20, 2012*

**help please :)**

Jamal currently earns $20,000 a year in gross wages. On January 1, he is due to receive a 2% COLA. What will his gross income be after the COLA takes effect? A. $19,600 B. $20,100 C. $20,400 D. $24,000 i got C.
*June 14, 2012*

**saving**

i got D.
*June 14, 2012*

**sa**

i got b.
*June 14, 2012*

**sa**

Which one of the following budget items would probably be considered a fixed expense? A. Entertainment B. Savings C. Clothing D. Insurance premiums
*June 14, 2012*

**Math**

The radius of circle A is 9 times greater than the radius of circle B. Which of the following statements is true? A.The area of circle B is 9 times greater than the area of circle A B.The area of circle A is 9 times greater than the area of circle B. C.The area of circle B is...
*June 13, 2012*

**quadratic equations**

6^2-8+41=
*June 11, 2012*

**maths and statistics**

A company manufactures a product. The total fixed costs are $75 and the variab cost per unity is $5. 1)find an expression for the total cost in terms of Q,the quantity produced
*June 8, 2012*

**algebra ll**

divide and simplify 5y-5/21 divided by y-1/33y
*June 6, 2012*

**ACC 205**

The cash balance in a company's general ledger and the bank's balance on the bank statement will generally be different because of the time lag in recording transactions. True or False
*June 1, 2012*

**Chemistry**

Why does scientist want to demostrate chemical bonding use models with colored balls to represent atoms. Balls arenot totally accurate. So why does scientist use them?
*May 23, 2012*

**algebra ll**

600(x^2+x+1) using the formula -b+/- sqrtb^-4ac/2a
*May 22, 2012*

**algebrall**

How do you solve 600x^2+600x+600=0
*May 22, 2012*

**Physics**

The appromiate mass of a comet X has been memasured. When comet X orbits the Sun 5000 years later it only has half it's previous mass. Approximately how many orbits of the Sun has the comet completed and what is the period of the comets orbit?
*May 17, 2012*

**Criminal justice**

You have read about many of the important players in the criminal justice process: judges, prosecutors, jury, etc. Which do you think are the most important and why? You don’t have to rank them, but explain who you believe would be in your top 3 and why.
*May 16, 2012*

**Accounting **

Prepare the income statement of Draper Consulting for the month ended Deceomber 31, 2012
*May 15, 2012*

**Physics**

A ball of mass 0.202 kg has a velocity of 1.54 m/s right; a ball of mass 0.298 kg has a velocity of 0.410 m/s left. They meet in a head-on elastic collision.
*May 14, 2012*

**science**

Patterns of punctuated equilibrium have been observed in some cases, but the debate between punctuated equilibrium and phyletic gradualism continues and provides interesting areas of research. Based on your research into the scientific process, what evidence do we see today ...
*May 11, 2012*

**Math**

Sam had 900 base ball cards and Tim has one- ninth as many. How many cards does Tim have?
*May 8, 2012*

**literature**

Tale of two cities Examine the theme of resurrection in the novel. Which characters are brought back to life and how? Is there any situation from which resurrection is impossible?
*May 6, 2012*

**marketing**

You have been approached by the makers of the Holo-Generator. The Holo-Generator is an innovative product that fits in the palm of your hand and plays three-dimensional music videos through sound and holographic images. This product has not yet been developed. The executive ...
*May 5, 2012*

**algebra **

how do you solve this rational equation s+4/su^2 + 6s+4/s^2u
*May 4, 2012*

**math**

Suppose that you are responsible for predicting the cost of constructing a new office building. You find that the first story costs 500 dollars per square meter of floor space, and the second story costs 600 dollars per square meter. Assume that the costs per square meter form...
*May 4, 2012*

**Statistics**

The serum cholesterol levels in men aged 18 to 24 are normally distributed with a mean of 178.1 and a standard deviation of 40.7. A group of 9 men aged 18 to 24 randomly selected. 1. Find the probability that there are at least 2 men in the group whose serum cholesterol level ...
*May 3, 2012*

**Statistics**

Assume X~N(1.2, 1.3). Find P(0.26<|X|<1.68)?
*May 3, 2012*

**Calculus**

An important problem in mathematics is that of root finding: that is, given a function f (x), finding any roots of f in an interval. Exact methods exist for many functions: • In the case of a linear function f (x) = ax + b, this is easy. – If a ≠ 0, then x = &#...
*May 3, 2012*

**calculus**

find the volume of the region bounded by y=e^x, y=2, and the y axis
*May 1, 2012*

**Calculus**

the drop in blood pressure of a typical patient who is given a certain medication is given by F(x)=0.028x^2(19-x) where x is the amount of medication in cubic centimeters. What is the maximum drop in blood pressure for this patient?
*May 1, 2012*

**calculus**

find to the nearest integer the value of C that satisfies (y-6)dy=(x+4)/(y-3)dx, y(-1/12)=2
*May 1, 2012*

**chemistry**

What is the molarity of each kind of ion in a solution of magnesium chloride that contains 86.0 g of magnesium chloride dissolved in enough water to make 2.37 L of solution? M Mg2+ M Cl-
*May 1, 2012*

**chemistry**

Most community water supplies have 0.50 ppm of chlorine added for purification. What mass of chlorine must be added to 129.0 L of water to achieve this level?
*May 1, 2012*

**History**

does anybody have all the correct answer to the age of discovery to the american experiment please
*May 1, 2012*

**Cultural Anthropology**

what is Factory industrialism?
*April 29, 2012*

**Cultural**

Dependency theory refers to what?
*April 29, 2012*

**Probability and Statistics 2**

Minute Maid orange juice company claims that 25% or more of all orange juice drinkers prefer its product. To try to disprove the validity of this claim, Tropicana orange juice company sample 200 orange juice drinkers and found that 41 prefer the Minute Maid brand. At a=0.5 ...
*April 29, 2012*

**Probability and Statistics 2**

The University of Southern Mississippi currently uses GE brad fluorescent light bulbs that have a mean life of 900 hours. Sylvania clams that its new fluorescent bulbs, that cost the same as the GE bulbs, last longer than the GE brand. A sample of 50 Sylvania bulbs produces a ...
*April 29, 2012*

**Probability and Statistics 2**

The University of Southern Mississippi currently uses GE brad fluorescent light bulbs that have a mean life of 900 hours. Sylvania clams that its new fluorescent bulbs, that cost the same as the GE bulbs, last longer than the GE brand. A sample of 50 Sylvania bulbs produces a ...
*April 29, 2012*

**Probability and Statistics 2**

The numbers below represents heights (in feet) of 3-year old elm trees, where leaves represent fractional parts of each value. Stems Leaves 5 1,8 6 1,2,4,7,8,9 7 0,2,3,3,4,5 8 1,1,2,3,5,6,6,7,7,9,9 9 0,1,3,4 a) Find the five number summary for the given set of data. b) Produce...
*April 29, 2012*

**ALGEBRA**

r = 21.75%=0.2175 n = 1 t = 15 P = 695 A = P*(1+r/n)^n*t=695(1+0.2175/1)^15 A = $13305.14
*April 29, 2012*

**algebra**

T(bike)= 3/4hour= 0.75hour T(bus)1/4hour=0.25 hour R(bus)=R(bike)+20 Since D = R*T, then we have the equation T(bus)*(R(bike)+20)=T(bike)*R(bike) 0.25*R(bike)+ 5 =0.75*R(bike) Thus, R(bike)=10mph R(bus)= 10+20= 30mph D = 10*0.75= 7.5 miles or D = 30*0.25= 7.5 mies
*April 29, 2012*

**Probability and Statistics**

The major would like to estimate the mean number of automobile crashes per day at the intersection of 2 highways. A random sample of 40 days worth of data had a mean of 4.3 crashes and a standard deviation of 0.9. How large of a sample would be needed in order to produce a 95...
*April 29, 2012*

**Probability and Statistics**

The PGA would like to test to see if there is any difference in the distance produced by Titleist and Maxfli brand golf balls. A sample of 36 Titleist golf balls produced x1bar = 292ft, s1=16ft, while a sample of 48 Maxfli golf balls produced x2bar = 281ft, s2 20ft. Find a 90...
*April 29, 2012*

**Probability and Statistics**

The school superintendent would like to estimate the proportion of adults in the country that are in favor of an increased emphasis on the basics of education. A randomly selected sample of 150 adults found that 107 of them would favor an increased emphasis on basics of ...
*April 29, 2012*

**Probability and Statistics**

The ACT scores of applicants to college are approximately normally distributed with a mean of 20.3 and a standard deviation of 3.1. If a random sample of 20 applicants to college is chosen find the probability that their average ACT score will be 19 and 21.
*April 29, 2012*

**Probability and Statistics 2**

Bad Wheels Tire Company is interested in estimating the proportion of defective tires that it produces. The company tested a sample of 500 tires and found 16 to be defective. Find a 99% upper bound confidence interval for the true proportion of defective tires produced by the ...
*April 29, 2012*

**probability and statistics**

An electrical firm manufactures light bulbs that have a usuable life that is normally distributed with a mean of 1000 hours and a standard deviation of 80 hours. Find the probability that a package of 4 bulbs would last at least 4400 hours.
*April 29, 2012*

**Probability and Statistics**

A research psychologist believes that professional athletes tend to be more confident than the typical person. From previous testing, he knows that the scores for people in the general population are approximately normally distributed with a mean of 72 and standard deviation ...
*April 29, 2012*

**precalculus**

a rectangular piece of cardboard measuring 14 inches by 27 inches is to be made into a box with an open top by cutting squares of equal size from each corner and golding up the sides . let x represent the length of a side of each square. for what value of x will the volume be ...
*April 29, 2012*

**python programming**

Explain in python programming (x^n-1)/(x-1) = x^(n-1)+x^(n-2)+...+x+1
*April 29, 2012*

**Probability and Statistics**

A marine biologist has determined that the weight of a full weight of 2000pounds and a standard deviation of 500 pounds. Determine the probability that the average weight of the next five sharks captured will be less than 2100lbs.
*April 29, 2012*

**gcse geography**

Please could someone help me with this question. 5 arguments for wild farms and 5 argumets against wild farms. thankyou for taking the time to help me.:)
*April 27, 2012*

**pre-calc**

find the exact value of the given expression. Thank you! tan(1/2cos^-1(9/10)
*April 22, 2012*

**stoichiometry**

determine the number of moles in 4.50g of MgCl2?
*April 22, 2012*

**pre-calculus**

tan(1/2)cos^-1(9/10)
*April 22, 2012*

**MATH**

What Is Three Half Of 2/6/7 ? Pleasee Help !
*April 20, 2012*

**fractions and division**

seven
*April 18, 2012*

**Physics**

a 65 kg sled starting from the rest slides down a 14 m high frictionless ramp. at the bottom of the ramp the sled encounters a level area that is not frictionless. how much work is done by friction to stop the sled?
*April 16, 2012*

**Pharmacology**

the ration 3:100 would properly be expressed in fraction form as
*April 16, 2012*

**Physics**

An unmarked police car traveling a constant 80 km/h is passed by a speeder traveling 125 km/h. Precisely 3.00 s after the speeder passes, the police officer steps on the accelerator; if the police car's acceleration is 2.40 m/s^2, how much time passes before the police car...
*April 15, 2012*

**Math**

While digging for buried treasure, chi finds 9 3/4 lb of gold coins. If the price of gold is $806 per ounce, what is the value of the coins
*April 15, 2012*

**Math**

While digging for buried treasure, chi finds 9 3/4 lb of gold coins. If the price of gold is $806 per ounce, what is the value of the coins
*April 15, 2012*

**Art**

Explain how Florence reflects the ideals of the dominant city-state and how some of the geographical, economical, social, and artistic forces shape this ideal
*April 9, 2012*

**biology**

Below the human hemoglobin sequence are the first thirty amino acid sequences of several other species’ hemoglobins. Inspect the sequences and answer the following questions: Human) h l t p e e k s a v t a l w g k v n v d e v g g e a l g r l A) ml t a e e k a a v t a f w ...
*April 1, 2012*

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