Posts by Carol

Total # Posts: 719

math
I need some ideas for teaching statistics and probability to 4th graders

College Math
LPG is stored in highly insulated spherical vessels in most oil refineries. If the inside diameter of one of these tanks is 11.4 ft, find it's volume. Report your answer to the nearest one-tenth of a gal. Use pie-3014, and 1cubic ft= 705 gal. Possible answers to choose ...

College Math
This is a triangle with sides of A,B,C. Side A = 15 yd and side C=25 yd. I need to find the missing side

College Math
Find the missing side. Approximate the answer to three decimal places when appropriate. Possible answers are: (A) 10yd, (B)31.623yd, (C) 20yd, (D) 400yd. Can you help me? I have done this so far. 180-15-25=140. I have tried everything that I know of to get the answer but I'...

College Math
Thanks. Yes it is.

College Math
I believe suplementary

College Math
Find the measure of the missing angle a= 28 degree, b=97degree I 'm not sure how to go about in finding the missing angle. Could you please help?

algebra
what are inclusion symbols

College Math
Thank you for the help of this question.

College Math
High Knob Mountain is 4044 ft. high. What is this distance in meters? The answer I put was (B)102.8m. Is this the correct answer? If no, what am I doing wrong? The other answers to choose from are: (A) 6470m, (C) 1233m (D) 4000m

College Math
So the answer would be 95 1/3. the figuring out on this would be 65 x 3600 devided by 5280 and that is how I got this answer.

College Math
The posted speed limit on many U.S. highways is 65 miles per hour. What is this speed in feet per second? My answer was 5720 feet per second. The other answers that would be a possibility are: (A)3600 feet per second, (B)95 1/3 feet per second, (C) 5720 feet per second, which ...

College Math
IN one mile there are 5280 ft. In a yard there is 3 feet

College Math
The longest banana split ever made was 4mi 686yd long. How many feet is that? However, a 4.55 mile banana split was made in Selinsgrove, PA., in 1988. Which is longer? (Hint: 0.55 miles is 0.55 x 5280 ft.)

College Math
Ms. Sue, I have been trying to answer these questions, But my answer doesn't match the answers in the back of the book. Would you multiply be 60 sec. on each of these? If that is what you should do then the answers would be 6000 and 26400 sec. If I divided I would come up ...

College Math
The average urbanite walks about 2 yd per second. A) How many seconds would it take to go 100yd? B) How may seconds would it take to go 440yd? Not sure how to go about to find the answer.

College Math
Water rises inside a plant's stem an average of 4ft. every hour. A. How many inches is that? The answer for this is 48 inches. B)If a plant is 72 in. tall, how long would it take for water to travel from the bottom to the top of the plant? On part B, I didn't ...

College Math
Nick received a \$7000.00 raise. If his previous salary was 55000.00, what was the percent of increase in salary? I put the answer as (A) 13%. The other possible answers are: (B) 1%, (C) 8%, (D) 14%. If my answer is not correct, Could please tell me what I'm doing wrong in ...

Math
Thanks for the help with this question.

College Math
In West Virginia, 100 days of the year (365)have temperatures less than32 degrees Fahrenheir. What (reduced) fraction of the days is that? I'm not sure how to go about finding the answer. Can you please help?

health
when comparing the daily requirement for vitamains and minerals across all life-stage group,it can be said that.

health
A man with a long history of increased blood cholesterol levels has to have part of his carotid artery removed because a blockage has developed there. If the carotid bodies are removed during this procedure.which of the following is most likly to occur.

colege algebra.
what does square root of x^2 times x-5 divided by 3 times square root of x simplify to?

principle of accounting
raper Consulting began operations and completed the following transactions during the first half of December: Dec 2   Received \$18,000 cash and gave capital to Draper. 2   Paid monthly office rent, \$550. 3   Paid cash for a Dell computer, \$1,800. This equipment ...

physics
thanks so much!

physics
1. what happens to the field strength when you halve the distance between two charges? 2. A positive charge of 3.5 uC is located in an electric field of intensity 3.00 N/C directed toward the south. Find the magnitude and the direction of the force on the test charge. 3. Three...

which of the following sentences is the symbol
Jason bought three books & two magazines

algebra
Write the slope-intercept equation for the line that passes through (-2, 3) and is perpendicular to 2x – 9y = -12

algebra
Thank you

algebra
write the slope intercept equation for the line containing the given pair of points (6,8) and (3,5) please help I have been working on this for three day's

algebra
Write the slope intercept equation for the line containing the given pair of points. (6,8) and (3,5)?

Principles of Management
Would the be (b) adjustment or (c) availability. Not sure.

Principles of Management
Having just spent \$1500 for a new engine for his old car, Raimndo now learns his transmission needs to be replaced. Raimundo decides to junk the car. Raimundo has avoided continuing the______ bias. I am in a toss up of either (b)adjustment or (c) availability. Others to choose...

Math
Suppose three coins are tossed. What's the probability of having exactly 1 tail, 3 tails, or all the same?

geometry
The deck in Alice's back yard is round. It has 5 posts evenly spaced around the edge to support a trellis. For her get together, she wants to connect each post to all the other posts with red ribbons. How many ribbons will she need.

algebra
Copy Cats charges a \$21 surcharge for a batch of colored copies plus \$0.15 per page. Heritage Printing charges a \$25.50 surcharge for a batch of colored copies plus \$0.12 per page. How many pages of colored copies would make Heritage Printing cheaper than Copy Cats?

math
Marissa has budgeted \$65 for her monthly cell phone expense. If her plan with her wireless provider is \$15 plus \$0.25 for each minute, how many minutes can she talk on her cell phone in a month and not exceed her budget?

algebra
thank you I had that when I was trying to solve the problem just wanted to make sure it was right.

algebra
200

algebra
Marissa has budgeted \$65 for her monthly cell phone expense. If her plan with her wireless provider is \$15 plus \$0.25 for each minute, how many minutes can she talk on her cell phone in a month and not exceed her budget?

math
In a local election,53,400 people voted. This was a decrease of 7% over the last election.How many people voted in the last election? Round to the nearest whole person

Math
Isosceles and right triangle

Economics
Suppose a manager is interested in implementing third-degree price discrimination. The manager knows that the price elasticity of demand for Group 1 is -2 and the price elasticity of demand for Group 2 is -1.2. Based on this information alone we can conclude that the price ...

Economics
If a firm supplies separable markets with price elasticities h1 = -3 and h2 = -2, it should set prices P1 and P2 so that: a.2/3P1 = 1/2P2 b.3P1 = 2P2 c.2P1 = 3P2 d.P1 = P2 e.2P1 = 2/3P2

how do you find the height of a parallelogram with an area of 224 square meters and a base of 16 meters.

Management
When Nike yielded to pressure from uman rights groups and agreed to close its manufacturing plants located in developing nations,they were acting as (a) proactive, (b) accommodative, (c) defensive, or (d) environmental managers. I chose (c) for my answer. Is this correct?

Management
Pat,a manager at State University, is deciding how to set up a procedure for registering online that gives students fair access to courses. Pat is engaged in the (a) utilitarian, (b) individual, (c) moral-rights, or (d) justice approach. I chose (b) individual. Is that correct?

college algebra
Can anyone please help me with this? for the function f(x) =1/x....f(x)is increasing on the interval(s) and f(x) is decreasing on the interval(s)???

college algebra
suppose the revenue in dollars from selling x cell phones is R(x)= -1.2x^2+220x. the cost in dollars of selling x cell phones is C(x)=0.05x^3-2x^2 +65x+500. find the profit function P(x)=R(x)-C(x). find the profit if x=15 hundred cell phones sold

college algebra
A steel drum in the shape of a right circular cylinder is required to have a volume of 100 cubic feet. express the amount of material required to make the drum as a function of the radius r of the cylinder. also how much material is required if the drum is of radius 3 feet?

Calculus
I'm sorry. Looking back at the question I posted, I forgot to made -1 an exponent. It should read: R(x)= 58,000x + 38,000(10+x)^-1 - 4000

Calculus
Suppose that the revenue in dollars from the sale of x campers is given by the formula shown below. R(x) = 58,000x + 38,000(10 + x)−1 − 4000 (a) Find the marginal revenue when 10 units are sold.

Calculus
Find the derivative of the function. Simplify and express the answer using only positive exponents only. y = (x - 4)^2 (x + 3)

calculus
The Revenue from the sale of x units of a product is represented by the following formula: R = 20(3x + 1)^-1 + 50x - 17 dollars. Find the Marginal Revenue when 20 units are sold?

Ethics
I need help in understanding what the viewpoint would be of a virtue ethicist in deciding who should receive a liver transplant. There are 5 candidates: Bob- is 40 years old unemployed, homeless with a severe drinking problem and a criminal record.He was the first to sign up ...

Finding distances--fixed question
Sorry, I meant to put say the person is 1.8 meters tall and they are standing far enough away to have an angular height of 5 degrees. The question then is how far away is the person.

Finding distances
Person is 1.8 meters tall standing far away at angular height of 5 meters. How do I find how far way they are

Finding distances
Person is 1.8 meters tall standing far away at angular height of 5 meters. How do I find how far way they are

American Government
What do America's founding principles have roots in?

Chemistry
How much heat energy is required to raise the temperature of 4.50 liters of water from 36 degrees celcius to 44.6 degrees celcius?

water makes up 7/10 of your body. Is more than 1/2 of your body water? write a number sentence to compare 7/10 and 1/2. Explain

Health Science
Hi, I'm writing my assignment on people's lifestyles and cant come up with many ideas... this is the question: Why health professionals have to take into account factors that influence people's lifestyle choices?

English
Is it correct to say,"Meetings will be held on the 1st and 3rd Sunday of the month"?

find the missing number 42-9=43-

algebra
find the vertex, line of symmetry,and the maximum or minimum value of f(x). Choose the graph that represents f(x)=1/4(x+9)^2+7

Pre-Algebra
Question is: What is the algebraic equation to determine when they will meet? For the following information, I understand 5(x+y) = 3000 for 1st plane & 10(x-y) = 3000 for 2nd plane. When an airplane flies with a given wind, it can travel 3000 km in 5hrs. When the same airplane...

Pre-Algebra
Question is: What is the algebraic equation to determine when they will meet? For the following information, I understand 5(x+y) = 3000 for 1st plane & 10(x-y) = 3000 for 2nd plane. When an airplane flies with a given wind, it can travel 3000 km in 5hrs. When the same airplane...

math
Web Results For:The ratio of john's money to Peter's money was 4:7 at first. After john spent 1/2 of his money and Peter spent \$60. Peter had twice as much money as john. How much money did john have at first?

Chemistry
Ok, thank you. That was the only way I could think of doing it too. What would the bond angles therefore be?

Chemistry
Hi, I have to draw a dot and cross diagram for NH2+ and then state the bond angles. I have done NH2-, but I am not sure how to do the + one.

IntroductiontoPsychology
According to Howard Gardner independent intelligence: (a) originates at a single site in the brain (b) comes for a differentsystemin the brain (c) originates inthe limbic system (d) has connections with the hippocampus I have the answer as B

Introductin to Psychology
Alyssa's family had moved in the middle of her junior year in high school. At her old school she was a varsity cheer leader, vice president of the student council, and would ave been presented as the school "sweetheart" at homecoming had her family not moved. Now...

Introduction to Psychology
Ms. Sue, I meant to say hypothesis for the question that starts with Joaquin has been assigned a primary research

Introduction to Psychology
New technology is a wonderul servant, but the learning curve is often steep. Men often viewthemselves are more capable of using new technology that women because: (a) women learnnew skills more slowly (b) men generally have a higher estimation of their abilities than women do ...

Introduction to Psychology
After the day of the wreck, Yung avoided the corner of 9th and Mulberry. He knew that there was nothing wrong with thatparticular location, but since the acident he experienced shortness of breath and tightness in his muscles when he drove past the corner. Classical ...

Introduction to Psychology
Joaquin has been assigned a primary research project in his psychology class. He is to observe student behavior during a learning task andattempt to for a(an) ________. In order to do this, he must be able to describe principlesand events, and how they may be related. Would it...

Positive roles and actions of individuals that help the group build loyalty, resolve conflicts, and function smoothly include: (a) demonstrating openness and acceptance. (b) taking every opportunityto be the first to speak and insisting on personally responding to everyone ...

A store is designing a new catalog for its fall collection. Which of the following is LEAST likely to increase the store's credibility? (a) Creating a glossy photo layout with a varety of pictures (b) Stating the facts about each product (c) Promising consumers that these ...

In which of thefollowing sentences is therefusal iplied rather than directlystated? (a) "We are not hiring anyone at the moment, but thank you for your interest. (b) "You cannot work in the production area because you are under 18 years old." (c) Employees who ...

Which of the following would be the BEST strategy to follow in the opening paragraph of a letter to clients announcing expanded hours. (a) Explain that the results of a recent survey indicatethat a lot of people are unhappy with the current hours. (b) State what the new hours ...

"I was sorry to hear about your mother's death." Indicate the alternative that both correctly evaluates the sentence and correctly explains the reason for the evaluation. Would it be: (a) Lacks you-attitude because it begins with the word"I" (b) Lacks ...

Trevor Collins works in the collections department, and he is very successful at writing professional, effective letters to customers whose accounts are overdue. The human resources department asks to use copies of some of his letters in a training course for new employees to ...

Which of the following, if any, is the BEST replacement for "seems to be of importance"? I have the answer as (B) "Seems Important" Is this the correct answer?

Chemistry
*decreases and ok, thank you!

Chemistry
This question seems too simple to me but i was just wondering if someone could help me with it? 8 a) Explain why the first ionisation energy values for the Group 1 elements become less positive as you go down the group? I have done this part it's b which is what I would ...

physical science
a charge of + 2x10-7c is 10cm from a charge of -6x10-6c find magnitude and direction of force on each charge

PSYCHOLOGY
He is never going to change. He is set in his ways," the cliet complained. "Let's think about it. Does this hurt you or him?" the therapist is applying: I put the answer as (a) a cognitive treatment approach. Is this correct?

Psychology
Thanks for the answer. I wasn't sure

Psychology
Kevin hates his job, his girl friend dropped him, and he had a headache this morning from staying up too late eating hamburgers and drinking beer by himself. He has decided to initiate a new attack today and take control of his life.He will fin a new job, forget the girlfriend...

Psychology
It may be difficult to sooth a crying baby who needs to befed and changed with cuddling and toys. The strengthof the physical needs in this situation support: Would the answer be B- the incentive approach to motivation

physics
A quarterback throws the football to a stationary receiver who is 16 m down the ﬁeld.The football is thrown at an initial angle of38.5◦to the ground.The acceleration of gravity is 9.81 m/s2.a) At what initial speed must the quarterback throw the ball for it to ...

algebra
2.20

cost accounting
The East Company manufactures several different products. Unit costs associated with Product ORD203 are as follows: Direct materials \$50 Direct manufacturing labor 8 Variable manufacturing overhead 10 Fixed manufacturing overhead 23 Sales commissions (2% of sales) 5 ...

Finance - Required Return from a Beta
My bonds have a 12% coupon rate. Interest is paid semi-annually. The bonds have a par vaule of \$1000 and will mature 8 years from now. Compute the vaule of the bonds if the required rate of return is 8%?

statistics
True or false> in a physics class there are 9 juniors and 21 males. Then there must be 30 male juniors in this class.

statistics
if there are 12 likely events, the the probability of the first one occuring is 1/12> True or false

statistics
at a certain college, there were 700 science majors,100 engineering majors and 500 business majors. if one student was selected at random, the probability that they are an engineering major is?

statistics
Will the sampling distribution of means be approximately normal if n=25 or so, even if the frequency distribution of X values is not normal?

math
Jill ley took out a loan to pay for education for \$60,000. would be repay back in 8 years with the interest of 6% what will be jill pay back at the end of the loan is:

3/4x-2/3x=2/5

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