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Posts by Anthony

Total # Posts: 1,019

percentages/word problem
18) In October, a hardware store purchased snow shovels for $8 each. The original markup was 50% based on the selling price. In December, the store had a sale and marked down the shovels by 20%. By January 1, the sale was over and the shovels were marked up 15%. In March, the ...

percentages
18) In October, a hardware store purchased snow shovels for $8 each. The original markup was 50% based on the selling price. In December, the store had a sale and marked down the shovels by 20%. By January 1, the sale was over and the shovels were marked up 15%. In March, the ...

Physics
If you try to lift a 2 x 10 plank by applying 25 N force but plank does not move did you do any work?

science(check answers)
Thanks emily your the best

Chemistry
How many moles of sulfur are present in 2.6 moles of Al2(SO4)3?

Math
Melanie can paint a 100 square foot wall in 4 hours. James can paint the same area in 3 hours. If they both paint nonstop for 6 hours, about how many square feet can Melanie and James paint together?

statistics
On the average five customers visit a children department store each hour. Using Poisson distribution, calculate the probability of three customers shop at the store.

MATH
Eight

Math
Mr. Anderson has a whirling sprinkler for watering his lawn. The sprinkler waters a circle whose length from the sprinkler to the edge of what is 12 meters. Find the area of the lawn that he can sprinkle at one time. I know it says find the area but my teacher said something ...

Calculus
lim([-1/(x+2)]+1/2)/x as x->0

Consumer Math
A pyramid composed of four equilateral triangles, called a tetrahedron, has a one-side length of 5 meters. What is its surface area? Round the answer to the nearest tenth.

math
Destiny Essex library books on her desk

Finance
Which of the following statements about the relationship between yield to maturity and bond prices is FALSE? A. When the yield to maturity and coupon rate are the same, the bond is called a par value bond. B. A bond selling at a premium means that the coupon rate is greater ...

Finance
Assume that you are 23 years old and that you place $3,000 year-end deposits each year into a stock index fund that earns an average of 9% per year for the next 17 years. 1. How much money will be in the account at the end of 17 years? 2. How much in account 15 years later at ...

Finance
Thanks

Finance
Your trust fund will pay you $100.000 in six years when you turn 25. A shady institute has encourage you to sign over in exchange of cash today. Would you prefer a 8% or 10% discount rate to determine value of lump sum payment ? A. Use 8% the lump sum is $62, 741 is greater ...

Finance
Which of the following actions wiling DECREASE the present value of an investment. A. Decrease the interest B. Decrease the future value C. Decrease the amount of time D. All of the above will increase the present value

social studies help???
He's right!

Financial Management
Which of the following is NOT an example of an agency cost? A. Paying an accounting firm to audit your financial statements. B. Paying an insurance company to assure that building codes have been met for new construction. C. Paying a landscaping firm to maintain your firms D. ...

maths
What number can play next after winning-15-46-03-27-51 machine-70-07-76-43-08

Computers
You have administrative rights to your computer running windows 7. You cannot find some of the operating system files on your system volume. What to do to make the appear? A. Uncheck hide protected operating system Giles in folder options. B. Uncheck hide protected operating ...

Computers
Your company wants to implement a 5-year rotation plan of your computing devices. What percentage of your computer fleet will you have to replace every year in order to achieve this? A. 5 B. 10 C. 20 D. 50 Is the answer C 20

Politics
Thanks

Politics
Which of the following statements about interest groups is correct? A. Agricutural business interest have a very short history of influential lobbying activity. B. Labor unions are important financial supports of the Republican Pary. C. Religious groups never try to influence ...

Technology
Thanks!!!

Technology
What graph would you use in a favorite food survey situation? A. Bar graph B. Line graph C. Pie chart D. Other chart

Politics
A group of retired plant workers seeking to maintain company health benefits might turn to which of the following for help? A. The AFL-CIO B. National Association of Manufacturers C. U.S. Chamber of Commerce D. American Medical Associaton Is the Answer B ?

American Politics
okay, its A. FOX

American Politics
Which of the following rapidly rose to become a significant conservative voice among the TV networks? A. FOX B. ABC C. CNN D. CBS Is the Answer C ?

Politics
No American Politics

Politics
The least likely contributor to Democratic candidates would be. A. National Organization of Women B. United Auto Workerd C. National Association of Manufacturers D. Sierra Club The Answer is D

Politics
I will say B

Politics
The typical Democratic voter A. supports limited government B. supports civil rights C. is a corporate CEO D. favors fundamentalist Christian social positions The answer is D

American government
The 1952 and 1956 Eisenhower elections are examples of A. maintaining B. dealigning C. deviating D. realigning Is d the correct answer

American Government
The 1952 and 1956 Eisenhower elections are examples of A. maintaining B. dealigning C. deviating D. realigning Is d the correct answer

American Government
Television advertisers tend to prefer programs that are A. Intellectually thought-provoking B. conventional and inoffensive C. Controversial and challenging D. Overly concerned with factual information

American government
Political action committee contibutions typically A. are donated at the request of an elected official. B. go to incumbent candidates of both parties. C. go to the challenger to promote more competitive elections D. both A and B are correct The answer is d ?

American Government
The Supreme Court relies on support from A. It's enormous prestige. B. Democratic majorities in Congress C. The obedience of state courts D. Republican majorities in Cingress Is the answer C

American History
A recent trend in addressing problems such as public health and youth violence has been A. government consolidation and cooperation. B. home rule charters C. commission governments D. town meetings

American History
Thanks

American History
Which of the following was ruled to be a violation of the separation-of-church-and-state princile of the First Amendment? A. Decorating city streets with stars and trees during the Christmas season. B. Exemption of religious property from taxation. C. Placement of a Ten ...

English - concrete nouns
Is there anyway a sentence can be written to portray the word "job" as a concrete noun? Or is "job" always going to be an abstract noun?

Finance
Which of the following statements is true regarding social security retirements benefits A. Not all occupations are covered B. It attempts to replace 42% of you average earnings. C. All of the aove

Finance
You and your spouse both have good retirement plans through work,and both receive social security checks based on your own incomes. If your goal is to maximize the size of your annuity check every month, which option should you choose? A. single life annuity B. annuity for ...

Finance
What advantages does a roth IRA have over the traditional IRA? A. With a roth you take care of taxes ahead of time and end up with more money to spend at retirement. B Unlike the traditional IRA, with a roth you don't pay taxes while your money is in the IRA. C. Early ...

finance
When planning the retirement payout, there are several options from which to choose. With ______________ option, the annuity provides payments over the life of both you and yor spouse. A. lump sum annuity B. single life annuity C. annuity for life D. combination annuty Is the ...

Personal Finance
Thanks

Personal Finance
On December 1, 2004 a $1,000.00 bond, paying 6% interest on January 1st and July 1st of each year is purchased for $950.00. The bond is sold on December 5, 2005 for $980.00. What would be the total monetary return including both interest and capital gains from holding this ...

physics
A locomotive that has a mass of 6.4 x 105 kg is used to pull 2 railway cars. Railway car 1 has a mass of 5.0 x 105 kg, is attached to railway car to that has a mass of 3.6 x 105 kg by a locking mechanism. A railway engineer tests the mechanism and estimates that it can only ...

math
r over 2 + 6 =5

math
How did you get the answer 4elm leaves and20oak leaves and oak8 maple leaves

math
How did you get the answer 4elm leaves and20oak leaves and oak8 maple leaves

Algebra
mx + nx = p

Physics
A 2.86 kg block starts from rest at the top of a 27.5◦ incline and slides 1.94 m down the incline in 1.43 s. The acceleration of gravity is 9.8 m/s2. What is the speed of the block after it slid the1.94 m? Answer in units of m/s

Calculus
lim x -> infinity for (sin^2x)/(x^2-1)

Calculus (first year uni)
Hello lim x->pi^- for cot(x) [In words,this is the limit of x as it approaches pi from the negative direction for the function cot(x). I am very confused as to how this occurs and turns out to be negative infinity. Thanks.]

English
Thanks

English
What are 2 purposes of the exposition of The Most Dangerous Game?

biology need help
Yeah it's ecosystem.

physics
134 m/s a=vt a=26.83s•5.00m/s^2

Algebra 2
V=df-di/tf-ti; solve for ti Literal equations! I would really appreciate it if you posted the step by step procedure of this problem so I can understand it! Many thanks!

Algebra 2
V=df-di/tf-tf; solve for tf Please show step by step procedure so I can understand how to solve this. Many thanks.

Physics
block a 10 kg is connected to block b 20 kg by a mass less string on a horizontal surface (coefficient of kinetic friction 0.1). block b is connected by another string to a hanging mass M through a mass less pulley. what is the minimun value of M that will make the system move?

astonomy
Assume that earth and mars are perfect spheres with the radii of 6,371km and 3,390 km, respectively. Calculate the surface area of earth. b)calculate surface area of mars

Chemistry
Draw the product of the hydration of 2-butene.

Chemistry
Draw the product of the hydration of 2-butene.

early childhood
Routines, transitions, and group times have one thing in common, which is: A. change. B. a sense of certainty. C. emotional boredom. D. focused behavior.

Physics-Change in Angular Momentum
The planet has mass M and is spinning in a counterclockwise direction. I know the asteroid will increase the momentum of the planet, so the total change in angular momentum is equal to positive. m*v*R*sin(40) ?

Physics-Change in Angular Momentum
What is the change in angular momentum of a planet with radius R if an asteroid mass m and speed v hits the equator at an angle from the west, 40 degrees from the radial direction?

Physics
What is the change in angular momentum of a planet with radius R if an asteroid mass m and speed v hits the equator at an angle from the west, 40 degrees from the radial direction?

business math
The Book Nook makes four times as much revenue on paperback books as on hardcover books. If last month's sales totaled $124,300, how much was sold of each type book?

Life orintation
Explain 5 factors that contribute to the disease HIV AIDS

AP CHEM
Asirin (acetyl salicylic acid)is formed when salicylic acid reacts with acetic acid in a strong acid medium.This reaction converts the hydroxyl group on the salicylic acid to an ester while the benzoic acid group on the salicylic acid survives the reaction. Therefore, the ...

statistics
Compare the standard deviation for the heights of females 2.533 and males 4.21

Algebra - REINY
Hi - Do you think this is correct? BC = AD Area of Rectangle = (FB+AF).BC Area of Rectangle = 72 units squared Area = 1/2 bh Area 1 = 1/2 FB.BC Area 2 = 1/2 AF.AD 1/2 = AF.BC A1 + A2 = 36 units squared 1/2 FB.BC + 1/2 AF.BC 1/2 [FB.BC + AF.BC] 1/2 [BC (FB + AF) 1/2.72 units ...

Algebra
BA is shorter side of rectangle

Algebra
Rectangle ABCD has an area of 72 units squared. The length of BF is 4 units. Algebracially prove that the sum of the areas of triangles CBF and ADF are equal to 36 units squared.

chemistry
2.06 X 10^25 formula units of aluminum sulfate would have what mass?

chemistry
1040 grams of chlorine gas at STP would have what volume?

chemistry
If you are given 718 grams of lead (iv) oxalate, how many atoms of oxygen do you have?

math
2 1/4 hours plus 1 1/2 hours equals ?

Biology
When does DNA synthesis occur???

Geography
A case study on coastal management..... 300 words or more please ;[

Maths
23354256487567

Math
No

Math
Please someone help with my pre calc question!

pre calc
How long would it take from 3000 to get to 8000 at 8% interest at compounded quarterly?

math
brett is having a party .first guest arrived by himself,3 guests then arrive together,each successive group arrives with 2 more guests than the group that entered previously.How many guests will have arrived when the twentieth group enters the room? please explain, thanks

physics
Comic-book superheroes are sometimes able to punch holes through steel walls. (a) If the ultimate shear strength of steel is taken to be 3.00 x 10^9 Pa, what force is required to punch through a steel plate 1.90 cm thick? Assume the superhero's fist has cross-sectional ...

Physics -- please help
What about the second part of the answer? And where did you get the 4.9 from?

Physics -- please help
Brittany throws a slingshot pellet directly at a target that is far enough away to take 0.190 s to reach. How far below the target does the pellet hit? Enter m as unit. How high above the target should she aim? Enter m as unit.

Physics
A pendulum and a mass spring system are both undergoing simple harmonic motion on Earth (use g = 10 N/kg). It is observed that every time the pendulum goes back and forth, the spring has gone up and down 12 times. If the pendulum has a length of 4 meters and the mass is 100 g...

1/90
What will be the next. Result of wining machine 85 20 34 65 90-78 18 83 27 17

Science
if the wood in the bowl contains only 1/16 of its original C-14, then its age is four half-lives of C-14.

physice
A deep-sea fisherman struggles to bring in a big salmon (see figure below). Find the force each hand must exert on the pole if the tension in the line is 155 N. Neglect the weight of the pole and assume that the force exerted by the left hand is directed along the horizontal...

physics
A weather vane initially at rest has a moment of inertia of 0.119 kg · m2 about its axis of rotation. A 48.0 g piece of clay is thrown at the vane and sticks to it at a point 21.0 cm from the axis. The initial velocity of the clay is 23.0 m/s, directed perpendicular to ...

Math
Writing in math Braden and bialy each bought a kazoo for $0.89.they each paid with a $1.00 bill. Explain two different ways to show their change.

PHYSICS PLEASE HELP ME
A particle with an initial linear momentum of 3.44 kg · m/s directed along the positive x-axis collides with a second particle, which has an initial linear momentum of 6.88 kg · m/s, directed along the positive y-axis. The final momentum of the first particle is ...

physics
A basketball of mass 0.602 kg is passed to a player of mass 83.0 kg who jumps off the floor while catching the ball. The player's center of mass is instantaneously at rest just before he catches the ball, which is initially moving at a velocity of 11.5 m/s, directed 30.0&...

physics
Two cars approach an ice-covered intersection. One car, of mass 1.22 103 kg, is initially traveling north at 10.6 m/s. The other car, of mass 1.69 103 kg, is initially traveling east at 10.6 m/s. The cars reach the intersection at the same instant, collide, and move off ...

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