Monday
May 2, 2016

Posts by donna

Total # Posts: 478

math 115
You are planning to spend no less than $8000. and no more than 12,000 on your landscaping project. Write an inequality that demonstrates how much money will be willingto spend of the project
September 7, 2010

Math 116
What is an inequality
September 7, 2010

Math
how do I solve: -1 cubed-(-1)to the fourth +(-1) to the fifth - (-1)to the sixth thanks
August 31, 2010

9th grade
two of the forms of a linear equation are standard form and slope-intercept form. explain when each one is more useful
August 26, 2010

MATHS
The sum of three consecutive multiples of 3 is 36. The smallest of the three will be.....? answer is 9
August 19, 2010

math
What is the teacher wanting. 10,13,17,22,.........................25
August 16, 2010

5th grade
Ellie works at a camp. Her age is a multiple of 6 and a multiple of 8. what is the youngest age Ellie could be?
August 12, 2010

math
P (-1.3 less than or equal to Z less than or equal 0) P (-1.3 ¡Ü Z ¡Ü 0)
August 7, 2010

math
P(Z greater than 2.5)
August 7, 2010

random variables
For the standard normal random variable Z, compute the following probabilities. For the following problems, use four decimal places. 16. P (0 ¡Ü Z ¡Ü .9) 17. P (-1.3 ¡Ü Z ¡Ü 0) 18. P(Z > 2.5) 19. P(Z ¡Ý -.75) 20. P(Z...
August 2, 2010

college
if a license plate consists of 2 letters followed by 4 digits, how many different plates could be created having at least one letter or digit repeated? I know its not 6,760,000
July 30, 2010

Statistics
1-5 the question is asking if these they can be found in a linear programming model? I couldn't use the symbols of greater than or equal to because it makes a weird symbol after I post the question.
July 30, 2010

Statistics
Which of the following mathematical relationships could be found in a linear programming model? Choose YES if the relationship could be, and NO if it could not. A. YES B. NO 1. B-2A + 7B = 45 2. 4A - B less than or equal to 10 3. A + \ 2B greater than or equal to 22 4. 3A + ...
July 30, 2010

Statisics
Max 2A + 7B s.t. A + B greater than or equal to 12 2A + 2 B less than or equal too 26 B greater than or equal to 1 A, B greater than or equal to Which of the following would be found in the correct standard form? A. YES B. NO A + B - S1 = 12 2A + 2B - S2 = 26 2A + 2B + S2 = 12...
July 30, 2010

linear programming
For the linear program Max 2A + 7B s.t. A + B greater than or equal to 12 2A + 2 B less than or equal too 26 B greater than or equal to 1 A, B greater than or equal to Which of the following would be found in the correct standard form? A. YES B. NO A + B - S1 = 12 2A + 2B - S2...
July 26, 2010

Linear programming
Which of the following mathematical relationships could be found in a linear programming model? Choose YES if the relationship could be, and NO if it could not. A. YES B. NO 1. B-2A + 7B = 45 2. 4A - B less than or equal to 10 3. A + \ 2B greater than or equal to 22 4. 3A + ...
July 26, 2010

Math-linear programming
sorry the question goes with the one before this question
July 26, 2010

Math-linear programming
the exclamation Y, the symbol is actually greater than or equal to: A + B greater thanor equal to 12 2A + 2B less than or equal to 26 B greater tha or equal to 1 A, B greater than or equal to
July 26, 2010

Math-linear programming
Max 2A + 7B s.t. A + B ¡Ý 12 2A + 2 B ¡Ü 26 B ¡Ý 1 A, B ¡Ý
July 26, 2010

Math-linear programming
Which of the following mathematical relationships could be found in a linear programming model? Choose YES if the relationship could be, and NO if it could not. A. YES B. NO 1. B-2A + 7B = 45 2. 4A - B ¡Ü 10 3. A + \ 2B ¡Ý 22 4. 3A + 2B - AB = 12 5. 2A2...
July 26, 2010

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

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