Wednesday
April 16, 2014

Posts by lee


Total # Posts: 756

statistics
The Good Mental Health Insurance Company has determined the number of new clients a psychologist gets per month and their respective probabilities, as shown in the table below: Number of New Clients Probability 0 0.05 1 0.10 2 0.15 3 0.35 4 0.20 5 0.10 6 0.05 The probability o...

statistics
A standardized third grade reading test, called the We Can Read Test, has a mean of 50 with a standard deviation of 10. A developmental psychologist conducts a study, where he assesses the reading ability of a random sample of 75 third graders using the We Can Read Test, and f...

statistics
A standardized third grade reading test, called the We Can Read Test, has a mean of 50 with a standard deviation of 10. A developmental psychologist conducts a study, where he assesses the reading ability of a random sample of 75 third graders using the We Can Read Test, and f...

statistics
The Good Mental Health Insurance Company has determined the number of new clients a psychologist gets per month and their respective probabilities, as shown in the table below: Number of New Clients Probability 0 0.05 1 0.10 2 0.15 3 0.35 4 0.20 5 0.10 6 0.05 The probability o...

statistics
A standardized third grade reading test, called the We Can Read Test, has a mean of 50 with a standard deviation of 10. A developmental psychologist conducts a study, where he assesses the reading ability of a random sample of 75 third graders using the We Can Read Test, and f...

math
if a car has decreased in value by 10% and is now worth 22,000.00 how much was the original price

math-Algebra
Anonymous: Your answer is INCORRECT. The correct formula is: k=xy k= 8*10 k=80 y=80/x y=80/6 simplify the fraction to y=40/3. I am a homeschool teacher.

English
peace I beleive

math
k-3/7k=-6/7 3.5+6.4x=x-3.4

Statistics
Assume it is known that the probability of birth is equal in all months. What is the probability that in the STAT class of 120 students, exactly 20 students have their birthdays in either August or September? Solve using (i) the exact Binomial distribution, (ii) the Normal ap...

Math
Assume an annual 6% return and annual compounding if Tara saves $2000 a year for 40 years how much money would she have at the end?

math
Select the sum of the series E^5k=1^k2.

math
Select the first five terms in the arithmetic sequence an = 8n, starting with n = 1

physics
a 50-N force is directed at an angle of 50 degrees above the horizontal. resolve this force into vertical and horizontal components.

math
Determine the equation of g(x) that results from translating the function f(x)=x^2+9 upward 15 units. A)g(x)=(x+24)^2 B)g(x)=(x + 15)^2+9 C)g(x)=x^2-6 D)g(x =x^2+24

math
Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -6x^2 + 4x + 7.

math
Determine the equation of g(x) that results from translating the function f(x) = x^2 + 9 upward 15 units

math
f(x) = (x + 2)^2 to the right 12 units

math
Solve for in the equation x2 - 3x - 40 = 0.

math
Determine the equation of g(x) that results from translating the function f(x) = x^2 + 9 upward 15 units

math
The range of f(x) = ax + b is the set of all real numbers given that a and b are real numbers. Which produces a counter example to her statement?

math
Write an equation that uses 18 - ? and 10 + 2. Explain how to decide which numbers would make it true.

Physics
A car traveling at a velocity of 24 m/s is accelerated uniformly at a rate of 2 m/s¶ for 8 seconds. What is the final velocity of the car?

Physics
Police find skid marks 180 meters long on a highway where a car made an emergency stop. Assuming that the deceleration was a = 10 m/s¶ (about the maximum for dry pavement), how fast was the car traveling before the brakes were applied?

Calculus
A 17 foot ladder is leaning against a wall. The bottom of the ladder is moving out away from the wall at 0.6 feet per second. The top of the ladder then begins sliding down the wall. How fast is the top of the ladder going when the bottom is 8 feet away from the wall?

Math
how did you get BE=32?

Flowers for Algernon book
Think about all the times knives or razors appeared in the story. How could they be symbolic?

Flowers for Algernon
Explain Charlie's problems with women. Why does he have trouble getting close to them?

STATISTICS
79%

World history
Well it's definitely not C!!

accounting
•The Bank Account as a control device that helps to protect cash. One of the requirements is to conduct periodic bank statement reconciliations. Using the following data, complete a bank statement reconciliation or EEE Electric for the month of September. The Bank stateme...

accounting
•XYZ Company signed an 18-month, $20,000, 8% note on June 1, 2006. The amount of interest to be accrued on December 31, 2006, assuming no prior interest entry is:

economics
Explain the economic logic behind OPEC decision to reduce output

Geometry
What is the perimeter and area of a rectangle that has a width of 6 inches and length of 8 inches

Math
The hexagon below is made up of six equilateral triangles with sides of 6 centimeters each. The height of each triangle is 5.2 centimeters. What is the area of the hexagon

Math
Do you need to regroup to find product of 34 and 3? Explain

economics
What are welfare payments or consumer subsidies?

physics
87.34

english home language literature
What does the opening sentence imply about Gatsby's parties?

chemistry
Balance the following redox reaction by inserting the appropriate coefficients. H^+ +CrO4^2- +NO 2^- =Cr^3+ +H2O+NO3^-

chemistry
If a solution containing 34.576 g of mercury(II) perchlorate is allowed to react completely with a solution containing 10.872 g of sodium sulfate, how many grams of solid precipitate will be formed?

chemistry
Baking soda is sodium bicarbonate, NaHCO3, and vinegar is primarily acetic acid, HC2H3O2. When baking soda is added to vinegar, the resulting reaction produces a tremendous amount of gas, as shown in this video. Complete this equation for the reaction of NaHCO3(s) with HC2H3O2...

chemistry
Write the net ionic equation (including phases) that corresponds to Fe(ClO4)2(aq)+Na2S(aq)=FeS(s)+2NaClO4(aq)

chemistry
59.0 mL of a 1.40 M solution is diluted to a total volume of 278 mL. A 139-mL portion of that solution is diluted by adding 129 mL of water. What is the final concentration? Assume the volumes are additive.

chemistry
Write the balanced chemical equation for the Habor-Bosch process, that is, the combination of nitrogen and hydrogen to form ammonia, NH3. Phase symbols are optional.

chemistry
Write the equation for the decomposition of water into its elements. Phase symbols are not graded.

chemistry
What NaCl concentration results when 279 mL of a 0.640 M NaCl solution is mixed with 427 mL of a 0.490 M NaCl solution?

chemistry
You have 67.0 mL of a 0.400 M stock solution that must be diluted to 0.100 M. Assuming the volumes are additive, how much water should you add?

math
the world record for the men's long jump is 29 3/8 feet. the women's record for the same event is 24 88/48 feet. How many feet longer is the men's record?

economics
A subsidy is a grant given by one party

algebra
So tired of asking for help ane never getting it. Whats the purpose of this site then?

algebra
For problems 13 and 14, assign each letter and a blank space to a number as shown by the alphabet table below. Use the code [1,-2_-3,7] encode the phrase "ONE QUESTION TO GO" The matrix C=[1,-2_-3,7] was used to encode a phrase to [7,-28,-25,-35,-2_-21,107,90,123,17]...

algebra
For problems 13 and 14, assign each letter and a blank space to a number as shown by the alphabet table below. Use the code [1,-2_-3,7] encode the phrase "ONE QUESTION TO GO" The matrix C=[1,-2_-3,7] was used to encode a phrase to [7,-28,-25,-35,-2_-21,107,90,123,17]...

algebra
Ok I see I was not multiplying the right numbers. Thanks for clarifying for me.

algebra
Can anyone help explain how to work this problem out? One factor in flood safety along a levee is the area that will absorb water should the levee break. the coordinates that make up the boundry area are (0,0),(2.8,2.1)and(4.3,4.4) what is the area of the land that would abso...

chemistry
determine how many grams of N2 are produced by 9.12 g of H2O2 and 6.90 g of N2H4. 2H2O2+N2H4= 4H2O+N2

American history
The history of philosophy would describe Immanuel Kant as a (Points : 1) medieval philosopher. contemporary philosopher. modern philosopher. classical philosopher.

math
The range of f(x) = ax + b is the set of all real numbers given that a and b are real numbers. Which produces a counter example to her statement?

Unknow
And Ms.sue. Your wrong. Cause if the length is 16 then the width is 8 and that will equal 24. Nice try

Unknow
Its not a school subject. its college

Unknow
A man has a rectangular garden. One length of the garden lies along a patio wall. However the rest of the garden is enclosed by 32 feet of fencing. If the length of the garden is twice its width, what is the area of the garden.

Algebra
Can someone please help me with a couple questions? 1)The probability that a dessert sold at a certain cafe contains chocolate is 73%. The probability that a dessert containing chocolate also contains nuts is 25%. Find the probability that a dessert at random contains nuts giv...

Chemistry
True or false? The calorie is defined as the amount of energy (heat) required to raise the temperature of one gram of water by one degree Celsius.

Math
The outstanding balance on Bill's credit card account is 3690 dollars. The bank issuing the credit card is charging 21 percent of interest per year compounded monthly. If Bill decides to pay off his balance in equal monthly installments at the end of each month for the nex...

Mathematics of Finance
Richard borrowed 170000 dollars from his bank to help finance the purchase of a house. The bank charges interest a rate of 8.9 percent per year compounded monthly. Richard has agreed to repay the loan in equal monthly installments over 35 years. a) How much should each payment...

automotive repair nd maintenance
how does the two stroke internal combustion engine work...plz explain it....

math
find the compound interest on 2650 naria in 5yrs at 7 and half % per annum.

algebra
Skip designs tracks for amusement parks. For a new design the track will be ellipitical if the ellipse is placed on a large coordinate grid with its center at (0,0) the equation x^2/2500+y^2/8100=1 model the path of the park.The units are given in yards, how long is the major ...

algebra
A conic section has the equation x^2+y^2+12x+8y=48. Determine the following; type of conic, domain and range, axes of symmetry, and center.

algebra
How far apart are the foci of an ellipse with a major axis of 26 feet and a minor axis of 24 feet?

algebra
An ellipse has foci (0,+-3) and vertices (0,+-4). What is the eccentricity of the ellipse? Please help.

algebra
Write an equation for the translation of x^2+y^2=25, by 8 units left and 4 units down. Please help.

algebra
A parabolic microphone has a cross-section in the shape of a parabola. The microphone is placed at the focus of the parabola. If the parabola is 20 inches wide and 5 inches deep, how far from the vertex should the microphone be placed? Can someone please help.

algebra
Can someone please help... a hyperbola has vertices (+-5,0) and one focus (6,0) what is the standard form equation of the hyperbola.

agebra
Can someone please help me.. find an equation that models the path of a satelite if its path is a hyperbola, a=55,000km and c=81,000km assume that the center of the hyperbola is the origin and the tranverse axis is horizontal

algebra
find an equation that models the path of a satelite if its path is a hyperbola, a=55,000km and c=81,000km assume that the center of the hyperbola is the origin and the tranverse axis is horizontal

algebra
a hyperbola has vertices (+-5,0) and one focus (6,0) what is the standard form equation of the hyperbola.

algebra
A few more question Id like for someone to check please. 1) what are the vertex, focus, and directrix of the parabola with the given equation? x^2-8x-28y-124=0 vertex (4,-5) focus (0,7) directrix y=-12 2) write an equation of a circle with given center and radius. center(-7,-6...

algebra
Can someone check my answers please and if Im wrong please explain. 1) graph 4x^2+4y^2=64. what are the domain and range? domain;all real numbers range;-4<=4<=4 2) graph 4x^2+y^2=9. what are its lines of symmetry? it has two lines of symmetry, the x axis and the y axis 3...

algebra
So x=1/12(y-4)^2+5 would be the answer?

algebra
what is an equation of a parobola with the given vertex and focus? vertex(5,4) and focus(8,4) Can someone show me the steps to get the equation please?

law class
was the sexual harassment severe in the movie "Boiler Room"?

algebra
Can someone check my answers on exploring conic sections? 1. Graph x2 + y2 = 9. What are its lines of symmetry? Every line through the center is a line of symmetry. The y-axis and the x-axis are lines of symmetry.( my choice) Every line through the center is a line of symmetry...

math
A ball dropped 16 feet. The height of each bounce of the ball is 8 feet, 4 feet, 2 feet and so on. How high will the sixth bounce be show all of your work

math
If there is a pumpkin pie eating contest, how many pumkin pies will they need if 25 people participate and they eat 7/8 of a pie show your work

algebra
Robin bought a computer for $1,250. It will depreciate, or decrease in value, by 10% each year that she owns it. a) Is the sequence formed by the value at the beginning of each year arithmetic, geometric, or neither? Explain. b) Write an explicit formula to represent the seque...

algebra
the first and second is not a possible answer. 1) 1/729 1/243 1/81 1/810

algebra
I have 3 questions I need help with. 1) what is the 15th term of the sequence 81,27,9,... 2) what is a possible value for the missing term of the geometric sequence 39,_,975,_ 3) what is the sum of the finite arithmetic series (-5)+0+5+10+..+65

Math
A community center has 3 tennis teams and 5 basketball teams. No one is on both teams. How many athletes are there? Tennis---2 players Basketball---5 players Softball---10 players

science
whats the answer

Chemistry
Thanks!

Chemistry
When a fuel that contains sulfur is burned,the sulfur is converted to SO2. Suppose all of this SO2 is then oxidized in the atmosphere to SO3. The SO3 dissolves in atmospheric moisture to form sulfuric acid (H2SO4) contributing to acid rain. A particular fuel contains 1% sulfur...

Chemistry
Thanks!

Chemistry
How do you balance the equation when you have calcium nitrate and phosphoric acid?

Chemistry
How many grams of Ca3(PO4)2 can be formed from 206 g of calcium nitrate and 140 g of phosphoric acid?

Chemistry
Thanks!

Chemistry
If 16.9 g of CO2 was produced from the thermal decomposition of 41.83 g of CaCO3, what is the percentage yield of the reaction? CaCO3(s) > CaO(s) + CO2(g)

math
Thank you ms. Sue

math
Ms.Sue I got 49 pages

math
Gina read 35% of her 140 page book how many pages did she read?? Show all your work

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