Wednesday
April 16, 2014

Posts by David


Total # Posts: 1,595

MS. SUE HELP!
If 4.26 lb of chicken costs $6.77, what would 3.75 lb cost? PLEASE HELP ME MS. SUE D: CAN U PLEASE EXPLAIN ME B4 GIVING ME THE ANSWER

algebra
are u a teacher?

algebra
THANK YOU SO MUCH!!!!!!!!!!!!!!!!!!!! I GET IT NOW!!!!!!!! =)

algebra
You make 20 silk flower arrangements and plan to sell them at a craft show. Each flower arrangement costs $12 in materials, and your booth at the craft show costs $30. If you sell the arrangements for $24 each, how many must you sell to make at least $100 profit?

chemistry
x = (Br-)- 0.10 how do you get the actual answer for that problem if there is no ksp for it?

Math
Hello. I am trying to help out my sister and find patterns in numbers.... Ex/ 1+2 2+2 3+2 4+2 My question is... I can't figure out what the pattern is in the following set... 1 goes to 4 2 goes to 7 3 goes to 10 and 4 goes to 13...... I initially thought that it was 3x + 2...

Alg
4(q+p)

8th grade math
I need to know how to work this math problem: 3n + (-7) -5n +1

English
Is there anything else in the following sentence that needs capitalizing: "In January we are going to the Sierra winter carnival at Lake Tahoe."

Math
A band decides to sell protien bars to raise money for an upcoming trip. The cost (the amount the band pays for the protien bars) and the income the band recieves for the protien bars are represented on the graph below. A- how many protien bars must been sold for the band'...

Geometry
An angle measures 5 degrees more than 4 times its complement. What is the angle? I understand that the formula would be 4x+5 degrees. Would this be the answer?

math
Mike makees the following table of the distances he travels during the first day of the trip. A suppose Mike continues riding at this rate. Write an equation for the distance mike travles after t hours. B sketch a graph of the equation. How did you choose the range of values f...

8th grade math
Thank u; +)Damon

8th grade math
Hoshi walks 10 meters in 3 seconds. A. What is her walking rate? B. At this rate, how long does it take her to walk 100meters? C. Suppose she walks this same rate for 50sec. How far does she walk? D. Write an equation that represents the distance d that hoshi walks in t seconds.

Geometry
Ray SP bisects angle RST. m<RSP if m<RST = 5/2y degrees and m<PST = (y+5) M< = The measure of angle

science
A uniform beam 6m long and weighing 4kg rest on support p and q placed left and right 1m from each end of the beam. Weight of mass 10kg and 8kg are placed near p and q respectively. On ecah end of the beam. Calculate the reation at p and q

Science
What is the mass (in grams) of water that is produced when 100.0 grams of nitrogen monoxide is reacted with 75.0 grams of hydrogen according tho the following balanced eguation? 2NO + 5H2 = 2NH3 + 2H2O

physics
Damon, thanks for your answer. Consider that the 20lb object is being pulled behind a bid rig truck traveling at 90mph, can it then be calculated as to what amount of horsepower, is being provided to move (in our case) a 20lb object, traveling at 90mph. If yes,what amount of h...

Math
If 10=0.1 what does 28 equal?

physics
X horsepower is equal an 20lb. Object traveling at 90mph. Is it possible to solve for X? and if so, what does X equal?

chemistry
What is the result we get when NaOH and Na2CO3 solution are added to alcohol respectively in difference test tubes? (2)Discuss the reactions of aldehydes with fehling's solution.Give the relevant equation. (3)How would ethanoic acid react with ammonia(NH3) and sodium hydro...

chemistry
What is the result we get when NaOH and Na2CO3 solution are added to alcohol respectively in difference test tubes? (2)Discuss the reactions of aldehydes with fehling's solution.Give the relevant equation. (3)How would ethanoic acid react with ammonia(NH3) and sodium hydro...

chemistry
What is the result expected when alkanols are tested on a litmus paper ?

anth
What evidence do you see, in the book Dancing Skeletons, of a holistic study?

Statistics
In a survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation of 3.03. Given that Normally distributed populations have a first quartile of Z=-0.67 and a third quartile of Z=.67, what does this suggest about whether or not these guesses are n...

statistics
In our initial survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation 3.03. Using this information, what would be the first and third quartile be for the class? ( P(Z<.25) and P(Z<.75) respectively) I think you use the Z score formula...

statistics
In our initial survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation 3.03. Using this information, what would be the first and third quartile be for the class? ( P(Z<.25) and P(Z<.75) respectively) I think you use the Z score formula...

statistics
In our initial survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation 3.03. Using this information, what would be the first and third quartile be for the class? ( P(Z<.25) and P(Z<.75) respectively) I think you use the Z score formula...

statistics
In our initial survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation 3.03. Using this information, what would be the first and third quartile be for the class? ( P(Z<.25) and P(Z<.75) respectively) I think you use the Z score formula...

marketing
Envision that you run a highly successful tattoo and piercing parlor in a small West Coast city. You are fairly certain that between you and your key competitor, you have saturated your target audience of people in their teens and 20s. To grow your business, you need to reach ...

Chemistry
.0533

statistics
In this summer school class there are 28 male students and 15 female students. An experiment is done that consists of selecting a student at random, and recording their gender. This is done 4 times WITH REPLACEMENT. 1) Fill in the following probability table for the number of ...

Algebra II
A rectangle’s length is one greater than its width and its area is 30 in2. What are the dimensions of the rectangle?

principles of marketing
i need help with understanding the different channels of distribution such as, conventional, vertical, horizonta and multichannel distriubtion

Accounting
Confused on the method used to solve this problem and could really use some help. The 5% is throwing me off as we don't know 5% on what amount and we assume that amount compounds over time? You are currently 25 years old and have just spent the past weekend in Vegas. As yo...

Life Orientation
10-15 lines critical discuss 5 ways in which the human or environmental impacts on the community?

math
Caleb took a two and one-half hour nap after soccer practice on Saturday afternoon. His younger brother slept one and three-fifths times as long as Caleb. How many hours did his brother sleep?

math
A 9ft. Ladder is leaning against a wall and make a 50 degree angle with the ground. How far is the ladder from the base of the wall.

Algebra
y+x=-2 What is the y intercept? What is the ordered pairs?

Algebra
how do you graph y=6

albebra
What is the slope 0f x=-2

Algebra
Train a is traveling @ 60 miles per hour. Train b is traveling @ 80 miles per hour. A arrives @ 9:25 am and b arrives @ 9:40 am what ime will train b catch up to train a?

calculus2
And what would the second function be?

calculus2
Find two non-Riemann integrable functions whose sum is not Riemann integrable.

Statistics
Probabilities are between 0 and 1.00 so 1.02 cannot be a probability

math rate of change
slope is rise over run which is (y2-y1)/x2-x1) so to get y we have y-2=-4so y =-4+2 which is -2.

Algebra 1
X^2-14x+3=-10 Ineed to know how to find the discriminant quadratic formula and by tabe and graph it Please help me

algebra
The amount of money in an account with continuously compounded interest is given by the formula A=Pe^rt , where P is the principal, r is the annual interest rate, and t is the time in years. Calculate to the nearest hundredth of a year how long it takes for an amount of money ...

algebra 2
The amount of money in an account with continuously compounded interest is given by the formula A=Pe^rt , where P is the principal, r is the annual interest rate, and t is the time in years. Calculate to the nearest hundredth of a year how long it takes for an amount of money ...

Geometry
12 and 15

Math
This is a question on a study guide for a test tomorrow. How do you do it? Please help According to the Federal Highway Administration, teenage males drive an average of 10,718 miles each year. Assume the mileage totals are normally distributed with a standard deviation of 357...

physics
where would the image of a 4.0 cm tall object that is 12 cm in front of a flat mirror be located?

math
Julie bought 3/4 yard of fabric. She used 1/3 of it. How much fabric does she have left?

Economics
In a period of inflation, does the exchange of goods and services speed up or slow down? Thanks

life orientation
Answer

Maths
Say the probability he'll pass English is Prob(E) = 0.6. The probability he'll pass in both English and Maths is Prob(E&M) = 0.54. Provided the probability that he'll pass English is independent of the probability that he'll pass Maths (and note that's an a...

maths
You're looking for an integer (I assume) between 11 and 19 inclusive: that comes from the first statement. So try multiplying each of 11, 12, 13, 14, 15, 16, 17, 18 and 19 by 6, and look at the final digit. If it's an 8, that's a possible solution. Of the above, 13...

math
I'm going to rewrite the question to make sure I've understood it. In 4a and 4c there are the same number of girls. There are 56 pupils in total in the two classes. If 1/3 of the people in 4a and 1/4 of the people in 4c are girls, find the total number of girls in both...

Math/Statistics
Though strictly speaking the question ought to read "What is the probability of a random dart that hits the dartboard landing inside the bullseye?". A truly "random" dart could easily miss - and that would make the probability uncalculatable without extra i...

math
Assuming this is a calculus question and not a graphical one, you need to solve a simple differential equation in d: h = 2d - (d^2)/5, so dh/dd = 2 - 2d/5 = 0 at the maximum, so d=5. But at d=5, h= 2*5 - (5^2)/5 = 10 - 5 = 5. So the maximum height is 5 feet. Not very high, is ...

Chemistry
1How would each of the following affect the accuracy of the calculated neutralizing power of antaid (too high, too low, no effect) explain a)The actacid tablet was not cut exactly in half before weighing b)The solution mixture of reacted antacid and excess HCL spattered out of...

phi
Catherine goes to her local movie theater only to see romantic comedies. Since Catherine did not go to the movies yesterday, there is not a romantic comedy playing at her local theater. The reasoning above is flawed because the evidence

physics
What is the acceleration due to gravity 100km above the surface of the Earth? (Average radius of Earth is, Re=6.4x10^3km)

physics
A ball is thown at 20m/s at an angle of 30 degrees from the horizontal level. What maximum height can the ball reach?

physics
a cetrifical force of 98N is acted upon a 5kg. ciculating object. If the object is moving at a radius of 1.2m ,what speed is needed to keep it in the cicular motion?

physics
At what speed should an object be projected to reach the maximum range of 200 m ?

algebra
1st Step Have each each scenario equal each other 120 + .40x=230+.35x x-2200 For all amounts over 2200 plan be will save her money

algebra 1
suppose triangle ABC has right angle C. find the measures of the other sides to the nearest whole number. measurement of angle A is 40 BC is 5

Chemistry
.303m

Maths and Physics
Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 (10 marks). Kind Regards

architecture
the best way to describe classical Greek art would (paragraph) example would include the statue

Math
A rooming house has three rooms that contains four beds, three beds and two beds respectively. In how many ways can nine quests be assigned to these rooms? The book says it is 1260. I have no idea how they got this. I know it requires combinations. Could someone please explain...

Math
Without graphing, identify the quadrant in which the point (x, y) lies if x > 0 and y < 0.

Math
You are designing a rectangular playground. On your scale drawing, the vertices of the rectangle are (10, –9), (10, –3), and (13, –9). What are the coodinates of the fourth vertex?

algebra
How can I justify each step 1/2x =15 2(1/2)x = 2*15 x =30

math
The lengths of what are considered "1 inch bolts are found to be normally distrubted with a mean of 1.001 inches and a standard deviation of 0.002 inches. If a bolt measures more than 2 standard deviations away from the mean, it is rejected for not meeting factory toleran...

science
Table salt has a solubility of 36 g of salt in 100 g of water at 40°C. If 15 g of the salt are added to 50 g of water at the same temperature, is the resulting solution saturated or unsaturated? Explain your answer.

math 4th grade
one thousand forty four dollars

Math
What will the graph look like for the equation y= 2x^2 + 3

Chemistry
In a decomposition reaction 2KCLO3 -> 2KCL + 3O2, what volume of O2 gas at STP would be produced from 3.66g of KCLO3 Thank You very much for your help :)

chemistry
In the reaction N2 + 3H2 -> 2NH3, how many grams of NH3 gas would be formed when H2 gas, having a volume of 11.2 liters at STP, reacts with excess N2 gas? Completly confused, thank you very much for your help :)

Algebra
Hello. I am trying to figure out how to find the number of solutions in the following problem: (x + 8) (x + 8) = 0

History
What did the 1968 march at the Chicago Democratic Convention prove? Was there any good that came out of this situation for all of those involved, our country and the war in Vietnam? Did Arfrican Americans and other minorities achieved anything benefical from 1968?. During 1968...

History
What defense strategy was developed by the late 1940s because the US lacked sufficient troops to confront the Soviet Army in Eastern Europe? I think that the answer might be= B) nuclear deterrence, is this correct? A) atomic detente B) nuclear deterrence C) a combined NATO ar...

history
I think the correct answer is B) nuclear deterrence, is this correct?

history
What defense strategy was developed by the late 1940s because the US lacked sufficient troops to confront the Soviet Army in Eastern Europe? A) atomic detente B) nuclear deterrence C) a combined NATO army D) French and German rearmament

History
What were the protestors so unhappy about? The protestors opposition to the Vietnam War dominated the protests, students also protested for civil liberties, against racism, for feminism, and the beginnings of the ecological movement can be traced to the protests against biolog...

History
In 1968 Democratic Convention in Chicago. What were the protestors so unhappy about?

Finance
Suppose $500 is invested monthly at 4% compounded monthly, for 10 years, then $600 is invested monthly at 6% compounded monthly, for 10 years.

History
My instructor requested that I write a reflective prep paper for my final essay. Will I use words like (I, me, myself or personally) when referring to myself in a reflective essay? What words do I start the thesis statment with in a reflective essay? My instructor wants me to ...

History
Does any know how the American public felt about what happen to the Japanese American internment issues. I know how the American Japanese felt however I cannot find any express opinions of the American public.

Algebra
Well, I'm trying to find two different points by changing the x value since I need to graph these points and then reflect it. I hope this helps you a little.

Algebra
Hello. I am trying to solve quadratic functions but I'm having difficulty understanding. Here is my work so far... y=3x^2 + 12x + 9 12/6 = -2 = y 3(-2)^2 + 12(-2) + 9 = -3 x=0 y=9 (0,9) Would I just plug in 1 and 2 for x and then reflect it while i'm graphing? So, if I...

history
I read up on most of the information concerning this subject, and I still need help. Japanese Internment When President Roosevelt issued Executive Order 9066 on February 19, 1942, he authorized the evacuation of Japanese-Americans from the West Coast. Why was this done??? Was ...

history
The automobile facilitated the idea of worshipping at the altar of materialism. The development of the automobile helped to change the American culture by allowing individuals another avenue to show wealth and treasure it, two critical elements of the New Era. Could someone pl...

History
Can some please help me with this question? 7. Which statement is most accurate regarding the miracle of war production? Here are my choices War production depended on the conversion of peacetime industries, so overall economic output grew very little (A) Both corporate profit...

Physics I
I have this vector that is confusing me I know what I need to do but the components of these vectors are confusing me. Problem: You are standing at point with coor dinates (1m, -1m, -2m) another erson is at r(t)=(8m)i - (3m/s^3) t^3 j + (4m/s^2) t^2 k Find distance between you...

History
Thank you.

History
My question was pretaining to the culture of the 1920's. I need to the question answered in what ways did the automobile change American culture during the 1920's? Henry Ford came out with the Model T and how was he able to succeed to a degree far beyond any other auto...

history
My question was pretaining to the culture of the 1920's. I need to the question answered in what ways did the automobile change American culture during the 1920's? Henry Ford came out with the Model T and how was he able to succeed to a degree far beyond any other auto...

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