Wednesday

July 23, 2014

July 23, 2014

Total # Posts: 124

**Computers**

What is the name of a personal digital assistant in apples smart phone

**chem**

the density of mercury is 13.5g/cc what volume of mermury would have a mass of 100g?

**Chemistry**

Please explain how to set this problem: A solution has a density of 1.73 g/ml. If it's weighs 4.3 ounces, what is the volume. ?

**algbra**

perform the given set operation. let u={1,2,3,4,5,6,7,8,9,10} {x[xis a multiple of 2}u {x is the multiple of 3}

**math**

Suppose that people's heights (in centimeters) are normally distributed, with a mean of 170 and a standard deviation of 5. We find the heights of 80 people. (You may need to use the standard normal distribution table. Round your answers to the nearest whole number.) (a) Ho...

**Stats**

The probability of a child getting coal in their stocking is 0.2. If Santa visits 3 kids on Christmas day a) what is the probability of 2 children getting coal? b) 1 or fewer children receiving coal? Please help me - my brain is fried!

**Math**

Ms. Taylor has a budget of $1500 to spend on a table and 6 chairs. The total price she spent was $249 under her budget. The table costs 3 times more than a chair. What was the price of the table?

**math**

true

**math**

is 17 - 6 >= 9 equivalent to 9 <= 17 - 6

**Physical Science**

if a blue object is placed in front of the screen, what color will it be? explain the answer.

**Physical Science**

A car of mass 900 kg moves at 10 m/s. What is the braking required to stop the car in a time of 5 seconds

**Physics**

If a 1.0m crowbar is placed uner a 143 kg rock at a point 20.0cm from the end of the bar, what is the IMA of the crowbar?

**statistic**

a roulette wheel has alternating red and black numbered slots in one of which the ball finally stops to determine the winner. It gambler always bets on black to win. What is the probability at least 24 times in a series of 36?

**business law**

At issue in the twenty-first century is the trade-off between the necessity of writers, musicians, artists, and movie studios to profit from their work and the free flow of ideas for the public benefit. Movie (and music) industry participants claim that encryption programs are...

**college algebra**

2a^2-3a=20 solve for a

**college algebra**

solve for x -4/3x-1<7

**college algebra**

(2x^3)^3/(-3x^5)^2

**Intermediate Algebra**

solve for q: 1 = 1+ 1 __ __ __ f p q

**Intermediate Algebra**

The speed of a boat in still water is 29mph. if the boat travels 140mph downstream in the same time that it takes to travel 92miles upstream, find the speed of the stream.

**Intermediate Algebra**

A 6-foot man cast a shadow of 2.5ft. At the same time of the day, a tree cast a shadow of 25 ft. How tall is the tree?

**Intermediate Algebra**

i^59 and 4 ____ 3+5i

**math**

a cookie recipe calls for 3/4 cups of sugar for 24 cookies. how many cups of sugar to make 36 cookies

**Intermediate Algebra**

x+8 X+5 __________ _ ___________ X^2-10x+21 x^2-3x-28 Subtract, then reduce if possible

**Arts & Design**

What is Veriety

**algebra**

how to graph point-plotting method this equation? x=y^2 + 2

**Elementary Algebra**

Can you help me solve this problem by elimination? 4x-2y=16 5x+7y=1

**Elementary Algebra**

How do I figure out whether or not (-1,-2) is a solution for the system. y=3x-1 2x+y=4

**Elementary Algebra**

I need help setting this problem up? AT&T one rate 10cents nation wide direct plan for $2.99 a month plus 10cents per minute. Quest 5cent long distance plan for $4.99 per month plus 5cents per minute. For what number of minutes per month will the two plans cost the same?

**Elementary Algebra**

How do you solve by elimination this linear equation? 8x-3y=-6, 5x+6y=75

**Elementary Algebra**

The perimeter of a soccer field is 280yd. The width is 5yd more than half the length. Can you help me with the formula to solve this problem?

**Elementary Algebra**

How do I solve the system of equations by graphing? example:4x+y+2, x= 1/2+5

**Elementary Algebra**

Simplify:2x-9 Divided by 9-2x

**Elementary Algebra**

I need an explanation on how to work out negative exponents. Example: (3a^-2b^3)^-2

**College Math**

Why is the product of two numbers not always their least common multiple?

**math**

What is the process to list all numbers for which rational expression is undefined? Ex: y-3divided y+5

**Math**

Right Triangle one leg is 400ft. long. The hypotenuse of the triangle is 200ft. longer than the other leg. What is the dimensions of this triangle?

**Math**

Engine failure forced Robbin to pilot her Cessna150 to an emergency landing. TO land, Robbin's plane glided 17,000 ft over a 15,000-fot stretch of deserted highway. From what altitude did the descent begin?

**Physics**

A 2 kg mass hangs at rest from a spring that causes a displacement of 25cm. What is the spring constant, k, for this spring?

**algebra**

2.) Use algebra to find the value of a in the triangle when x=a, y=2a, z=3a. Notice the measurement of the angle is not necessarily the as the value of a.

**math**

find the product of 5.2 x10^3and 6.5 x10^7

**human behavior at work**

examine the trends in the models of organizationalbehavior as they develop over a period of time. why have the trends moved in a positive direction?

**human behavior at work**

both philosophy and visions are somewhat hazy concepts.How can they be made clear to employees?why are philosophy and vision included as early elements in the organizational behavior system?give an example of an organizational vision that you have read about or heard of.

**Statistics**

If a researcher were studying the effects of a teaching method on patient learning outcomes, how would the research question need to be worded to use a t-test to test for statistical differences? What would the null and alternative hypotheses be?

**math 3rd grade**

48 muffins in the third batch because it was x2. So you actually divide 96 by 4=24 in each batch. so if the banana=24,blueberry=24, 3rd batch =48 then you have a total of 96

**Math 208**

Question number 5 is talking about a public four-year college. So we know this: 2000-$3,500 2001-$3,700 2002- ? 2003- ? 2004-? 2005-$5,100 Repeating exercise 1-4 it is talking about private four-year college. So we know this: 2000-$16,200 2001-$17,300 2002- ? 2003- ? 2004- ? 2...

**Math 208**

x=3y+2 Write the equation in slope–intercept form. (b) Give the slope and y-intercept of the line

**Math 208**

x=3y+2

**Algebra 208**

Cost of Tuition In 2000, the average cost of tuition and fees at private four-year colleges was $16,200, and in 2005 it was $20,100. Sketch a line that passes through the points (2000, 16200) and (2005, 20100).

**College Chemistry**

150 grams of aluminum,250 grams of iron, 350 grams of lead?

**Math 208**

Grade Average A student scores 65 and 82 on two different 100-point tests. If the maximum score on the next test is also 100 points, what score does the student need to maintain at least an average of 70?

**statistics**

minnie went to union high school while mickey went to southern high school. both schools have equally challenging classes, class size, grading policies, etc. the one difference is in their year end tests. the union high test is out of 100 points, whereas the southern high test...

**statistics**

determine the probability that a sample of 49 boxes will have a mean weight below 365 grams. past records show that the population mean is 368 grams and the population standard deviation is 7. the probability will be between.

**statistics**

the mean of all possible means(when dealing with a sampling distribution) will be equal to the population mean.

**statistics**

Determine the probability that a sample of 49 boxes will have a mean weight below 365grams. past records show that the population mean is 368 grams and the population standard deviation is 7. the probability will be between

**Math**

How much do I have to save monthly at a 3.5% interest compounded quarterly to get a final amount of $4000?

**Chemistry**

A certain classification test calls for 5 mL of 1.2 M NaOH. The only concentration of NaOH solution available is 3.0 M. Describe how you would make the quantity that you need of the 1.2 M NaOH solution.

**Chemistry**

Describe how you could make approximately 5 g of a 3% (w/w) ferrous ammonium sulfate solution

**Chemistry**

Describe how you could make 5 mL of 2M potassium hydroxide solution if you have potassium hydroxide pellets available.

**business law**

At issue in the twenty-first century is the trade-off between the necessity of writers, musicians, artists, and movie studios to profit from their work and the free flow of ideas for the public benefit. Movie (and music) industry participants claim that encryption programs are...

**statistics**

the average patient lasts 45 minutes on the tilt table. the current patient only lasted 15 minutes. if the standard deviation is 5 minutes. The Zscore that represents the current patients time of 15 minutes should be.

**algebra**

<3 and <4 form a linear pair. The measure of <3 is four more than three times the measure of <4. Find the measure of each angle.

**MATH**

The time (t, in seconds) for a free-falling object to fall d feet is described by the mathematical formula: t=d over the square root of 16 If a worker accidentally drops a hammer from a building and it hit the ground 4 seconds later, from what height was the hammer dropped

**Math 209**

Jonathan I am not sure how you got your answer,,, did you multiply 150x1.017x25 I am just not sure how you got your answer could you help me a little more

**Math 209**

If C dollars are deposited in an account paying r percent annual interest, approximate the amount in the account after x years if C=$150, r= 1.9% and x=25 years

**Math 209**

A particular rat given n trials in a maze can run through the maze in t minutes, where: t=6+20 n+2 How many trials are needed so that the rat can run through the maze in exactly eight minutes?

**Math 209**

A particular rat given n trials in a maze can run through the maze in t minutes, where: t=6+_20__ n+2 How many trials are needed so that the rat can run through the maze in exactly eight minutes?

**Math209**

Reiny the problem is t=6+20 over n=+2

**Math209**

A particular rat given n trials in a maze can run through the maze in t minutes, where t=6+20/n+2. How many trials are needed so that the rat can runthrough the maze in exactly eight minutes?

**Math 209**

The width of a rectangular carpet is 7 meters shorter than the length, and the diagonal is 1 meter longer than the length. What are the carpet's dimensions?

**economics**

You are a painter, and the price of a gallon of paint increases from $3.00 a gallon from 3.50 a gallon. your usage of paint drops from 35 gallons a month to 20 gallons a month. perform the following:

**Physical Science**

Thanks Damon!!

**Physical Science**

A 2.9-kg pile of aluminum ( = 2.70 g/cm3) cans is melted, and then cooled into a solid cube. What is the volume of the cube? a. 931 cm3 b. 1074 cm3 c. 1365 cm3 d. 889 cm3 Thank you!

**Accounting 1**

what is the name of a comparison of the general ledge accounts with debit balances to the general ledger accounts with credits blances to make sure they equal the same?

**Topic on Florida**

My daughter is in fifth grade & she is required to do a five minute oral report on Oranges from Florida with props. Do you have any ideals?

**Physical science**

How much current flows in a 12-watt radio connected to a 120-volt circuit?

**math**

f(x)=-4x-9

**college math**

how many grams of NaOH are needed to make a 30% w/w solution using deionized water as the solvent

**Axia**

4. A customer wants to make a teepee in his backyard for his children. He plans to use lengths of PVC plumbing pipe for the supports on the teepee, and he wants the teepee to be 12 feet across and 8 feet tall (see figure). How long should the pieces of PVC plumbing pipe be?

**Com170**

My assignment is to 1. identify which of the two selected paragraphs was more effective focusing on writing elements only, 2. analyze why one paragraph was more effective than the other. 3. in my analysis, compare the sentence structure, word choice, punctuation, variety, and ...

**Com170**

Analyze why one paragraph was more effective than the other. In my analysis, compare the sentence structure, word choice, punctuation, variety, and the rhythm of both paragraphs. Most consumers understand that a good credit score is vital to one's financial security and st...

**Psychology**

Describe in detail the two method of laugage

**Univesity of Phoenix**

With which of the motivation theories do you agree most? With which of the theories do you agree least? Explain your position.

**college**

why is the population shape a concern when estimating a mean

**science **

some insects get their nutrients by sticking a needlelike mouth part into a plant. which vessel do you believe they are tapping?

**Glaciers**

I am looking for sites that help you answer questions on glaciers and identify parts og glacier

**financial Matters**

I need help in understanding this question given by my instructor. I have posted this question to her, three days ago and not getting any response. Please help!! What is meant by short-term bank notes and how does it apply for permanent financing at short-term rates? Can you p...

**financial Matters**

I need help in understanding this question given by my instructor. I have posted this question to her, three days ago and not getting any response. Please help!! What is meant by short-term bank notes and how does it apply for permanent financing at short-term rates? Can you p...

**Chemistry**

how many calories are released when 25.0 g of water at 100 celcius cools to 30 celcius.

**Business Math**

I completed a problem where there was a $7855.00 note at the bank that charges a 14.3 % discount rate. The loan is for 190 days. I found the proceeds to be $7268.31 and the effective rate charged by the bank to be 15.29 %. How do I determine how much money must be paid back to...

**business**

Consider the cultural differences inherent in global business as well as the geographic obstacles of home office and remote locations being in different countries

**microeconomics**

How would you extend the above narrative to business , society as a whole or nation

**Algebra**

3Sqrt-24x^10yY^8

**sociology**

How does the mass media play a role in socialization? Consider the last time you viewed a television show, a movie, listened to a radio broadcast, or read an article from a newspaper or journal. Who was the intended audience? What factors might determine who the intended audie...

**Science**

Which of the following procedures increases the average kinetic energy of the molecules in a beaker of water. 1. heating water from 0 degrees C to 100 degrees C. 2. Cooling steam at 100 degrees C to ice at 0 degrees C. 3. Changing ice at 0 degrees to liquid water at 0 degrees ...

**Science**

Ethanol has a density of 0.789 grams per centimeter ubed. How many cubic centimeters of ethanol must be poured into a graduatedcylinder to equal 30.3 grams?

**alegrebra**

. Suppose you are at the gas station filling your tank with gas. The function C(g) represents the cost C of filling up the gas tank with g gallons. Given the equation: ￼ a) What does the number 3.03 represent?

**Statistics**

The data set for our course is a sample of a survey conducted on the population of the American Intellectual Union (AIU). It is available via the following link: DataSet with DataSet Key which contains the following nine sections of data that will be used throughout our course...

**financial accounting**

Recently Boeing has maintained a cash balance of over $6 billion. At an annual inflation rate of about 2 percent, does cash have more or less purchasing power at the end of a given year than at the beginning? By how much? Is such a gain or loss reflected on the company’s ...

**financail accounting**

Palomar Paper Products purchased land in 1990 for $15,000 cash. The company has held the land since that time. In 2008 Palomar purchased another tract of land for $15,000 cash. Assume that prices in general increases by 60 percent from 1990 to 2008. a. Assuming that Palomar ma...

**fiancial accounting**

Palomar Paper Products purchased land in 1990 for $15,000 cash. The company has held the land since that time. In 2008 Palomar purchased another tract of land for $15,000 cash. Assume that prices in general increases by 60 percent from 1990 to 2008. a. Assuming that Palomar ma...