Saturday

August 29, 2015
Total # Posts: 457

**Math-linear program**

For the linear program Max 2A + 7B s.t. A + B ¡Ý 12 2A + 2 B ¡Ü 26 B ¡Ý 1 A, B ¡Ý Which of the following would be found in the correct standard form? A + B - S1 = 12 2A + 2B - S2 = 26 2A + 2B + S2 = 12 A - S3 = 1 B - S3 = 1 2A...
*July 26, 2010*

**algebra2**

minus
*June 27, 2010*

**algebra2**

i dont think there is a solution for this one. 3-y=1 _____ 4-y y-4 help please
*June 27, 2010*

**algebra2**

y-6= 2/7 ____ y+4
*June 27, 2010*

**algebra2**

its suppposed to be y=
*June 27, 2010*

**algebra2**

y-6 bottom number y+4 and then 2 with a lind on bottom and 7
*June 27, 2010*

**algebra2**

y-6=2 y+4 _= help 7
*June 27, 2010*

**sociology**

I need a 200 page story describing how the yanomamo indians relate to a concept in the sociology book
*June 27, 2010*

**History 125**

Create a five to seven-point bullet point list of the factors that led to political stalemate and the subsequent farmer's revolt in the late 19th century
*June 8, 2010*

**college**

Find the slope and the y-intercept of the line, 5x=8y+72
*June 2, 2010*

**Business**

For a continuous random variable x, the population mean and the population standard deviation are 80 and 15 respectively. You extract a sample of 25 elements from this population. The mean of the sampling distribution of the sample mean is
*May 16, 2010*

**math**

At a party, there were 105 handshakes. If each person shook hands exactly once with every other person, how many people were at the party?
*April 22, 2010*

**HCA/220**

How might a foundation in medical technology help you in fulfilling your education? How might a basic understanding of medical terminology benefit you personally?
*April 21, 2010*

**science help please**

Asexual reproduction is reproduction which does not involve meiosis, ploidy reduction, or fertilization. Only one parent is involved in asexual reproduction. Sexual reproduction involves processes like meiosis and fertilization to pass a combination of genetic materials to ...
*April 15, 2010*

**Social Studies**

Farmers¡¦ Revolt „h Create a bullet point list of the factors that led to political stalemate and the subsequent farmers¡¦ revolt in the late 19th Century. Adress the relationship between the issues the political system dealt with in the Gilded ...
*April 12, 2010*

**College Chemistry**

A 0.05 molal aqueous solution boils at 373.102 K. What is the salt in question? a. AlCl3 b. NaHSO3 c. MgCl2 d. NH4Cl e. NaCl I guessed NH4Cl and got 3 points off. I used the formula delta T=K boiling point X molality
*March 28, 2010*

**College Chemistry**

The boiling point of a liquid at atmospheric pressure is the temperature: a. at which bubbles of vapor expand within the liqud b. at which the liquid solidifies c. at which the vapor pressure first exceeds the critical temperature d. at which the vapor pressure is equal to the...
*March 28, 2010*

**college Chemistry**

An aqueous solution of hydrogen peroxide, H202 (MW=34.01amu), is labeled 10.0% by weight. What is the molal concentration of H202? All I really know is that molality = moles of solute per kilogram of solution
*March 28, 2010*

**College Chem**

If equal masses of O2 and N2 are placed in identical containers at the same temperature, which of the following statements is (are) true? a. both flasks contain the same number of molefules b. the pressure in the N2 flask is greater than in the other container c. there are ...
*March 28, 2010*

**College Chem**

If equal masses of O2 and N2 are placed in identical containers at the same temperature, which of the following statements is (are) true?
*March 28, 2010*

**College Chem**

The boiling point of water at 756 mm Hg is 99.85 degree C. What mass percent of surcrose (C12H22O11) should be present to raise the boiling point to 100.00 degree C at this pressure?
*March 28, 2010*

**math**

An inheritance of $50,000 is divided into two investments earning 8.5% and 10% simple interest. ( The 10% investment has a greater risk.) Your objective is to obtain a total annual interest income of $4700 form the investments. What is the smallest amount you can invest at 10...
*March 9, 2010*

**math**

a truck driver traveled at an average speed of 48 miles per hour on a 100-mile trip to pick up a load of freight. On the return trip with the truck fully loaded,the average speed was 40 miles per hour. Find the average speed for the round trip.
*March 7, 2010*

**college**

how many grams of magnesium are required to produce 2.154 g of magnesium nitride?
*February 28, 2010*

**college**

how to figure out how many grams of magnesium are required to produce 2.154grams of product?
*February 28, 2010*

**CHEMISRTY**

HOW MANY GRAMS OF MAGNESIUM ARE REQUIRED TO PRODUCE 2.154 GRAMS OF PRODUCT? STEP BY STEP EXPLAINATION
*February 28, 2010*

**college**

how to I figure how much copper is in 2.154 gram of copper sulfide?
*February 28, 2010*

**math**

How can I construct a stem and leaf plot with the midterm test scores of the seventh-period typing class with the list below? 77, 93, 91, 74, 65, 68,97, 88,59,74, 83, 85, 72, 63, 79
*February 28, 2010*

**math**

A right rectangular and right triangular prism. This is what the question said.
*February 28, 2010*

**math**

A right rectangle and a right triangle prism have the same height. If the lenght of the side of the rectangle base is twice the width, explain how to determine the area of the triangular base in terms of the rectangle base length.
*February 28, 2010*

**math**

a right rectangle and a right triangle prism have the same height. If the lenght of the side of the rectangle base is twice the width, explain how to determine the area of the triangular base in terms of the rectangle base length.
*February 27, 2010*

**math**

Consider the right circular cone shown. if the radius of the circular base remains the same and the height varies, what is the minimum surface area and minimum volume the cone can have?
*February 27, 2010*

**math**

How can I construct a stem and leaf plot with the midterm test scores of the seventh-period typing class with the list below? 77, 93, 91, 74, 65, 68,97, 88,59,74, 83, 85, 72, 63, 79
*February 27, 2010*

**math**

explain how the meter, liter, and gram are related
*February 27, 2010*

**math**

A multiple choice answers for the question. What is the measure of the dent angle for a star-shaped polygon with 20 points and a dent angle of 12 degrees? Asnwers are; 30 degrees, 50 degrees, 60 degrees, 90 degrees. How do I find the answer?
*February 23, 2010*

**Math**

Yes I did, this is how it is written. This has multiple choice answers; 30 degrees, 50 degrees, 60 degrees, 90 degrees? What is the answer?
*February 23, 2010*

**Math**

What is the measure of the dent angle for a star-shaped polygon with 20 points and a dent angle of 12 degrees?
*February 23, 2010*

**Chem**

Osmotic Pressure.. If the height of the column is 6 cm what is the osmotic pressure of the sugar solution in g/cm2 Assume the density of the solution is 1.01 g/ml.. Beaker of water with beaker of sugar solutution with semi permeable membrane
*February 19, 2010*

**MATHS **

A three-tonne truck is allowed to have a gross mass (when fully loaded) of 7.5 tonnes. If it is carrying 0.5t of sand, 1.25t of brick and 4 bags of cement each weighing 40kg, what is the maximum extra mass which can still be placed on the truck before it is over-loaded? My ...
*January 21, 2010*

**chemistry**

i need help with this question. any help would be appreciated. 1) What concentration Of H^+(aq) corresponds to each of the following:(a)pH=3.33,(b)pOH=3.33,(c) pH=6.78,(d)pOH=11.11?
*January 6, 2010*

**Social Studies**

Cow head is kind of a morel with the ridged and pitted fertile portion attached to the stipe for about half its length Familiarity information: COW'S HEAD used as a noun is very rare.
*January 6, 2010*

**history**

OGT question List what you believe are the 5 most important effects of industrialization and explain why you chose those five.
*January 6, 2010*

**Chemistry**

Estimate the solubility of lead (ll) chloride in grams per liter. ksp= 1.7 x 10^-5
*December 10, 2009*

**chemistry**

Calculate the pH of a 0.35 M solution of dimethylamine, (CH3)2NH.
*December 7, 2009*

**Physical Science**

A force of 400.0N is exerted on a 1,250N car while moving it a distance of 3.0m. How much work is done on the car.
*December 7, 2009*

**Maths**

Two people are about to begin an 18000 km trip across Asia in a Land Rover. They know that each tire will last for exactly 12000 km and not one bit more. Since they have a four-wheeled vehicle, can you figure out the least number of spares they need to complete their trip?
*December 6, 2009*

**chemistry**

Is Procion Red Dye a suitable model for chemistry lab?
*December 2, 2009*

**chemistry**

Is Procion Red dye a suitbale model?
*December 2, 2009*

**3rd grade**

need a website that shows polygons
*December 1, 2009*

**MATHS**

YEAR 5 Vincent took 1 1/2 times as long as Marcus to finish a school project. If it took them 30 days in total, how much longer did it take Vincent to complete his work? Thank you
*November 27, 2009*

**Atmospheric Science**

The current magnitude of the greenhouse effect is measured by the difference between the emission from the surface and the emission from the top of the atmosphere, € G =σTs 4 −σTe 4 ≈ 150 W m-2. What would be the required magnitude of the greenhouse ...
*November 22, 2009*

**Atmospheric Science**

Estimate the rate of freshwater mass production (kg s-1) b the melting of the North American ice sheet, assuming its melting took 500 years. How does this compare with the rate of deep-water formation in the North Atlantic, which is estimated to be about 2 x 10^10 kg s-1 at ...
*November 20, 2009*

**Chemistry**

A 100.0 mL of 0.200 M methylamine, CH3NH2, is titrated with 0.100 M HCl. Calculate the pH after 70.0 mL of 0.100 M HCl has been added.
*November 14, 2009*

**Atmospheric Science**

Assuming that the base of a building is 330 ft. above sea level, give a total correction to sea level for the station pressure of -664 N/m^2.
*November 12, 2009*

**math**

When you have a number next to a letter it's the same as multiplying them so, 3m=18 is the same as 3 x m = 18. You have to get you letter by itself. To do this divide each side by 3. That you will give you M=6 as your answer. 3m=18 3m/3 = 18/3 m=6 check your answer 3x6=18
*November 10, 2009*

**spanish**

How do you say 'deli' as in a grocery store deli? thanks
*November 2, 2009*

**financial management**

Wheeler Corporation is planning to expand its business and needs $30,000,000. The company believes that a 12-year term loan can be negotiated with a bank at an annual rate of 10%. Alternatively, an investment banking firm has indicated that it is willing to underwrite a common...
*October 25, 2009*

**spanish**

Hi, I was wondering how would you translate this phrase into spanish?: I met many new people today. Thanks much!
*October 22, 2009*

**maths**

Sean had 24 coloured pencils. This is a mutiple choice question. He was given a new set of coloured pencils which contained twice as many as he already had. Sean gave 11 coloured pencils to each of his three sisters. How many pencils did he now have? a) 36 b) 37 c) 39 d) 61 ...
*October 20, 2009*

**maths**

Twelve couples, who live in the Happy Retirement Villa, decide to install intercom systems between each of their 12 suites. How many connecting lines are necessary to permit direct conversation between any suites? (a) 2 couples (b) 3 couples (c) 4 couples (d) 5 couples Thank you
*October 18, 2009*

**finance**

Assume a corporation has earnings before depreciation and taxes of $100,000, depreciation of $40,000, and that it has a 30 percent tax bracket. What are the after-tax cash flows for the company?
*October 14, 2009*

**world history**

how did japanese feudalism evolve?
*October 6, 2009*

**english**

usage of will be
*August 18, 2009*

**marketing**

Describe an item that you purchased and list three main reasons you purchased that product as oposed to another product. Then, identify the internal influences that describe each reason you made your purchase; perception, motivation, learning, attitudes, personality, age group...
*August 4, 2009*

**algebra**

vw-vx+wz-xz x vw+vx-wz-xz ___________ ___________ kv+nv-kz-nz vw+vx+wz+xz find the product and put in lowest terms
*July 26, 2009*

**child psycology**

We see indications that a child's role in perceptual development is passive when we observe? A. irrelevent information made relvant. B. selective attention. C. a preference for certain stimuli. D. systematic search.
*July 23, 2009*

**phyilosophy**

happiness where spiritual traditions are in conflict with science and contemporary life.
*July 13, 2009*

**Philosophy**

How to achieve happiness in a contemporary world
*July 10, 2009*

**Philosophy**

Happiness in the contemporary world
*July 10, 2009*

**algebra**

I NEED HELP WITH ALL MY MATH AND I HAVE TO GET IT FINISHED BEFORE JUNE THE 18th AND I DON'T KNOW HOW TO DO IT CAN YOU HELP ME PLEASE OTHER PEOPLE TELL ME TO BUY A CACULATOR AND IF I HAD THE MONEY I WOULD SO CAN YOU HELP ME?
*June 13, 2009*

**English**

im pretty sure its NOT an interjection
*May 26, 2009*

**English**

What grammer is the "Yes" in this senence: Yes, we can go to the store, but Bobby will need to stay home.
*May 26, 2009*

**psycology**

Which of the following statements regarding sex hormones is true? A.Female sex hormones aren't involved in the primary development of the sex organs. B.Female sex hormones are necessary for the primary development of the sex organs. C.Without sex hormones,the deferred ...
*April 8, 2009*

**Geography and World Cultures Core**

The three most commonly spoken languages in North America
*April 2, 2009*

**math**

The entire family chartered a boat for the day for $840. Unfortunately, one couple had severe colds and had to cancel, so the remaining members had to chip in another $35 each. How many people were there originally?
*April 2, 2009*

**math**

the figure shows eight congruent triangles. redraw the figure with four fewer segaments, so that only four congruent triangles remain.
*March 26, 2009*

**Math**

If lynn can ytpe a page in p minutes, what piece of the page can she do in 5 minutes?
*March 23, 2009*

**Physical Science**

A 30 kg girl and a 25 kg boy face each other on friction-free roller blades. The girl pushes the boy, who moves away at a speed of 1.0 m/s. The girl speed is _______ m/s?
*March 20, 2009*

**ms sue**

thank you very much for your help. i am very grateful.
*March 16, 2009*

**math**

name 6 consecutive multiples of 5 which, when added together, make a sum between 340 and 350
*March 16, 2009*

**5th grade**

use three 9's to make 11
*March 16, 2009*

**literature**

Your strategy meeting with the project managers was very efficient. They have asked if you would be able to take part in the creation of the presentation itself. In working with the head project manager, you decide that you will create the first portion of this presentation ...
*March 13, 2009*

**chemistry**

The rate of formation of C in the reaction 2 A + B ----> 3 C + 2 D is 2.2 mol/L.s. Calculate the rates of reaction of A and B, and the rate of formation of D.
*March 11, 2009*

**Math 116**

write an algebraic expression for 43 more than t 43 + t
*February 10, 2009*

**Statistics**

A psychologist interested in political behavior measured the square footage of the desks in the official office of four U.S. governors and of four chief executive officers (CEOs) of major U.S. corporations. The figures for the governors were 44, 36, 52, and 40 square feet. The...
*February 6, 2009*

**Business**

Is OB Mod a form of manipulation? And if it is, is it unethical for managers to manipulate the behavior of employees?
*January 17, 2009*

**Expert Business Plan**

Consider the following scenario: You own your company and would like to go global. Research a potential market and product to get your export operations started and present your findings to potential investors. Create a 15-20 slide microsoft powerpoint presentation with ...
*December 29, 2008*

**calculus**

y=5/x-3 find the zeros,relative min and max.the max and min find the intervals on which yis positive or negative. on which y is decreasing.intervals y concave up or down.points of inflections
*December 19, 2008*

**Science**

What does a rooster do to defend itself when being attacked?
*December 16, 2008*

**psychology**

I believe the correct answer is A. because mz twins are more likely than dz twins but this question reads as dz twins, mz twins, so dz should be less likely. Mz twins are 96% and dz is 24% to develop the same illness.
*December 16, 2008*

**psychology**

Jennifer doesn't menstruate. In searching out the causes of her problem, a doctor could most safely ignore A a nonproduction of estrogen B the importance of Jennifer having only one X sex chromosome C the possibility of Turner's syndrome D the possibility of Huntington...
*December 16, 2008*

**psychology**

Baby Louisa is able to interact with her environment in ways that allow her to adjust her behavior accordingly. For Piagiet, Louisa is manifesting A.adaption B.accommodation c.assimilation D.referencing i believe is A but my mother thinks is B. Whose answer is correct? The ...
*December 14, 2008*

**International Business**

Your boss, the CEO of Wal Mart is interested in expanding operations into India. You have been asked to prepare a presentation for the company stakeholders that will inform them of the status of the market in India. Create a 7-12 slide presentation detailing the findings of ...
*December 5, 2008*

**lit**

the best in this kind are but shadows is
*December 2, 2008*

**math**

input (X) and output (Y) 1 8 2 14 3 ? 4 24 5 28 6 34 What is a function rule that expresses these relationship?
*November 18, 2008*

**Environmental Science**

2 pages Details: Your comments to the editor of your favorite magazine intrigued her enough to call you and request that you write an editorial, for which, you note with a little surprise, you will be well-paid. She provides you with two topics which she feels would be of ...
*November 7, 2008*

**Animal Adaptions**

What is the difference between an instinct and a learned behavior?
*October 30, 2008*

**Evironmental science**

Over a billion people in developing nations live in households that have too little land to meet even their own needs for food and fuel. What options are available to these people? What are the advantages and disadvantages of each of the following options. 1.Subdivide existing...
*October 19, 2008*

**environmental science**

A local reporter has called you for help with an article on population growth in developing countries. He begins the article with the fact that over a billion people in developing nations live in households that have too little land to meet even their own needs for food and ...
*October 15, 2008*

**Science**

The formula that I have to work with is F=G*m1*m2/d*d This is so confusing to me! I appreciate your help so much!
*October 5, 2008*