Saturday
April 19, 2014

Posts by cb


Total # Posts: 57

Math Help?!
I don't know. Whats the answer?

Grammar and Composition - Please help!
Can someone please check my essay? Deserted Island Essay The format for this essay should be based on the Five-Paragraph Essay format. Use the following suggestions to create an island, details, and tone for your essay. As you read through the suggestions, you will realize tha...

algebra
$33,750 I think!

marketing
product is not concerend with

statistics
The number of accidents per week at a hazardous intersection varies with mean 2.2 and standard deviation 1.4. a. What is the distribution of Xbar, the mean number of accidents in one year, (52 weeks)? {Note you do not have to use R for this question, write down the distributi...

stats
three children in a class of 16 are being given awards. how many possible ways are there to pick winners if each prize is different.

Math
The length of a rectangular swimming pool is 14 feet longer than the width. If the perimeter is 77 feet, then what is the length of the rectangle? Answer

math
Please check x=8

math
The length of a rectangle is 7 cm more than its width. The area of the rectangle is 120 sq. cm. What is the width of the rectangle?

math
Two cards are randomly drawn from a standard deck without replacing the card after the first draw. Find the probability of drawing a spade followed by a heart. Please type your answer as a fraction. Do not forget to reduce if needed!

math
Given the functions f and g below, what is (f o g)(11)? f(x) = x − 20 g(x) = (x − 3)2

math
Let f(x)=4x-4and g(x0=x^2+3x, find (f o g)(6).

Math
The sum of tow numbers is 5, and their difference is 26. Find the two numbers.

Math
The probability that a school bus is late is 0.04. How many times would you expect the bus to be late in a 5-week period?

math
The nurseryman brought six different varieties of trees to plant in six locations in the park. In how many different ways can he plant the trees Please check my answer = 720

math
If a McBurger employee is expected to work four of the seven days in a week, how many different weekly schedules are possible for the employee? Please check my answer = 840

math
In how many different ways can you roll doubles in a monopoly game when you use two die? Please check my answer = 6

math
Which should be used a permutation or combination? Determine the number of different ways in which a committee of four can be chosen from a group of twelve members? please check my answer = combination

math
can you tell me how you got that please

math
A caterer offers a choice of five desserts from a list of eight for the dessert bar at the prom. How many different groups of desserts could be served? please check my answer = 120

Business
U.S. manufacturers became vulnerable to offshore outsourcing in the efforts to keep expenses down.

physics
As a result of doing work a person supplies a machine with 1100 J of energy in 12 seconds. The machine in turn does work and delivers 900 J of energy in 14 seconds to some object. what is the effiecency of this machine?

AP Government
THANK YOU SOO MUCH the explanation was very helpful!

AP Government
The phenomenon of vote fraud has led some scholars to conclude that a. confidence in government has undergone a genuine decline in this century. b. confidence in government has undergone only an apparent decline c. voter turnout has increased dramatically. d. the decline in vo...

To Ms. Sue
I put A for the existance of more political cleavage among whites than blacks, but it was incorrect!!

AP Government
Which of the following statements about political cleavage among blacks is correct? a. more political cleavage seems to exist among whites than blacks b.differences in opinion between poor and better off blacks is less than between poor and better off whites. c. more political...

Social Studies
Compared with college students in the 1960s, college students today are a. more liberal on some issues, more conservative on others. b. more conservative on most issues. c. more liberal on most issues. d. about as liberal on more issues. e. much more liberal on every major issue.

AP Stat
A random sample of 15 people is taken from a population in which 40% favour a particular political stand. What is the probability that exactly 6 individuals in the sample favour this political stand? 0.4000 0.5000 0.4000 0.2066 0.0041

Calculus BC
s(t)=t^3 - 5/2 t^2 - 2t + 1 for all t>=0, 1. what was the displacement on 0<= t <= 4 2. at t =.5 is the function slowing down or speeding up?

To: Economyst
I did mean Q^2. Again, my issue is that I don't know how to calculate the output to maximize profits. I appreciate any help. Thank you.

To: Economyst
I did mean Q Suppose you are the manager of a small chemical company operating in a competitive market. Your cost of production can be expressed as C = 100 + Q2, where Q is the level of output and C is total cost. a. Is this a short-run cost function? b. What is the marginal c...

To: Economyst
Hi there. You helped me with a couple of questions regarding Econ. I appreciate the help but my issue is I don't understand how you calculate the minimum average variable cost or the output that maximizes profit. I do understand that the price is more than the AVC so they ...

Economics/Math
In a perfectly competitive industry, the market price is $25. A firm is currently producing 10,000 units of output, its average total cost is $28, its marginal cost is $20, and its average variable cost is $20. Given these facts, explain whether the following statements are tr...

Economics/Math
Suppose you are the manager of a small chemical company operating in a competitive market. Your cost of production can be expressed as C = 100 + Q2, where Q is the level of output and C is total cost. a. Is this a short-run cost function? b. What is the marginal cost function?...

Economics/Math
Suppose there are four firms in a competitive market and that each firm has the following supply function. Supply functions for competitive firms Company Supply Function 1 Q1 = 16 + 4P 2 Q2 = -5 + 5P 3 Q3 = 32 + 8P 4 Q4 = - 60 +10P a. Find the competitive market supply functio...

Economics/Algebra
Can someone help with the following: I know how to get the MC and AC; however I'm not sure on the algabraic part. Given the following short-run total cost function, answer the following questions. TC = 3q2 + 5q + 300 a. Find the marginal and average cost functions. b. Show...

Economics
Can someone help with the following: I know how to get the MC and AC; however I'm not sure on the algabraic part. Given the following short-run total cost function, answer the following questions. TC = 3q2 + 5q + 300 a. Find the marginal and average cost functions. b. Show...

Economics
3q2+5q+300 Find the marginal and average cost functions. Show that AC is at its minimum when q = 10 and that MC = AC at this output

math
what is the value of the underlined digit in the number 410,327? the underlined number is 3.

physics
i did try to but i still didnt understand it thats why i reposted it

physics
Proponents of astrology claim that the positions of the planets at the time of a baby's birth will affect the life of that person in important ways. Some assert that this effect is due to gravity. Examine this claim with Newton's law of gravity. Calculate the maximum ...

physics
thank you ms. sue

physics
i still dont understand it.

physics
Proponents of astrology claim that the positions of the planets at the time of a baby's birth will affect the life of that person in important ways. Some assert that this effect is due to gravity. Examine this claim with Newton's law of gravity. Calculate the maximum f...

physics
i tried doing this on my calculator but i keep getting the wrong answer..can someone try it on theirs and tell me what they got? thanks Substitute the period in seconds, T = 86,400 s, the gravity constant G = 6.67 multiplied by 10-11 kg-1 m3/s2, and the mass of the Earth, ME =...

physics...
T^2=((4pi^2)/(GM_E))r^3 Substitute the period in seconds, T = 86,400 s, the gravity constant G = 6.67 multiplied by 10-11 kg-1 m3/s2, and the mass of the Earth, ME = 5.98 multiplied by 1024 kg. Solve for r.

physics
i keep trying to put this in my calculator but i keep getting the wrong answer...can someone please try it on their calculator and help me? thnks (a) Find the distance r to geosynchronous orbit. Apply Kepler's third law. T^2=((4pi^2)/(GM_E))r^3 Substitute the period in sec...

physics
Proponents of astrology claim that the positions of the planets at the time of a baby's birth will affect the life of that person in important ways. Some assert that this effect is due to gravity. Examine this claim with Newton's law of gravity. Calculate the maximum f...

physics please help
A "Stomp Rocket" is a toy projectile launcher illustrated in figure (i) below, which uses a blast of air to propel a dart made of plastic. The air blast is produced by jumping on a plastic bladder as shown in figure (ii) below. It is found that when a 187 lb dad jump...

English Essay Writing
agree i am not a tutor, just another person! :)

math
this is an easy question, but i kept doing this in my calculator but my answer always showed up wrong. a = (0-(20.5 m/s))^2)/(2(1.18 (x ) 10^2 ( m) =

math
this is an easy question, but i kept doing this in my calculator but my answer always showed up wrong. a = (0-(20.5 m/s))^2)/(2(1.18 (x ) 10^2 ( m) =

history
what festival happens in Meridian, Mississippi the last week of May each year?

history
where was the 4-h club for Mississippi founded?

history
how much did mississippi get for the up fron payement in the Tobacco Litigation?

history
where is the home of John Grisham?

I NEED HELP WITHIN 5 MIN.
what are the nouns in this sentence? A foot of snow had fallen since the last sled had passed over, and he was glad he was without a sled, travelling light.

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