# Posts by karen

Total # Posts: 1,075

**Algebra 1,Part 2**

Would the mean be 62.44 and the range be -18

**Algebra 1,Part 2**

As cars passed a checkpoint ,the following speeds were clocked and recorded. Speed (mph):55,62,61,54,68,72,59,61,70) Find the mean and the range of the data set .

**Algebra/Math**

What is the factor (x to the third power + 4x to the second power)(2x+8)?

**math**

The period of a pendulum can be found by using the formula,where L is length of the pendulum in feet and P is the period in seconds.Find the period of a 15-foot pendulum. Round your answer to the nearest hundreth of a second.

**algebra 1**

What is the prime factorization of 20?

**math**

What is the prime factorization of 20?

**Physics**

.876 g/day

**Physics**

876000

**HCA 220**

WHY ARE THE FIVE SKILLS OF MEDICAL COMMUNICATION IMPORTANT FOR HEALTH CARE ADMINISTRATION? WHAT TECHNIQUES WILL YOU USE TO LEARN THESE NEEDED SKILLS AND MEDICAL TERMS IN THIS COURSE?

**Statistics**

A recent survey found that 70% of all adults over 50 wear glasses for driving. You randomly select 30 adults over 50, and ask if he or she wears glasses. Decide whether you can use the normal distribution to approximate the binomial distribution. If so, find the mean and ...

**Statistics**

An airline reports that if has been experiencing a 15% rate of no-shows on advanced reservations. Among 150 advanced reservations, find the probability that there will be fewer than 20 no-shows.

**English**

Its D

**statistics**

if a sample of a distribution of sample size 26 has a range of 56, then what would be an estimate of the sample standard deviation

**math**

if you have 2 dice and you throw them once,what possible combinations of numbers can you get ? Is it 2^6=12 thanks

**math**

peter has a bag of 7 mixed lollies.he allows everyone in his class to choose 3 lollies,but they must not choose more than one of each kind.How many different combinaions of lollies are possible ? Is it 7^3=21 thanks

**math**

sarah has a bag of mixed lollies.T?he bag contains toffees,mints,fruit drops,smarties,jelly beans,candies and licorice.She allows everyone in her class to choose 3 lollies,but they must not choose more than one of each kind.How many different combinations of lollies are ...

**math**

Peter wants to wear a 3 piece outfit .In the wardrobe he has a white shirt and a blue shirt,a pair of brown trousers,a pair of black trousers and some blue jeans.He has a cashmere coat and a windcheater.How many different 3 piece outfits can he wear? Is it 3^2^3^2 =36

**math**

what kind of book can help me understand about propabilities,please let me know,i am not lazy,but i am really not understand,many thanks

**math**

thanks,so what is the formula for the sum of 1st even number ?

**math**

Anny is having a party .The 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 ?

**AMERICAN GOVERMENT Would someone PLEASE check ans**

1. The source of the Supreme Court’s authority is (D) moral suasion. judicial activism. concurring opinion. dissent. 2. When the Supreme Court hands down a decision, it is (A) often a mixed decision with majority, dissenting, and even concurring opinions. always a ...

**math**

thanks for your kindness

**math**

a 3 cm by 3 cm by 3 cm cube is painted all over its outside and is then cut into 27 smaller cubes. How many of these small cubes have paint on more than one face? please explain how you work it out,thanks

**math**

thanks for your kindness

**math**

a diagonal of a polygon is a straight line joining any 2 non-adjacent corners.a decagon has 10 corners. .how many diagonals does it have ?

**math**

we design a new flag.they are 5 colors,blue,red,green,orange and yellow.the flag must have 3 bands of color,how many different flags can be design ?

**math**

a bank teller has 54 in $5 and $20 bill s. the total value is $780. how many 5 dollars are there

**PLEASE CHECK THESE ANSWERS AMERICAN GOV**

1. The nerve center of the American Presidency is (C) the President’s Cabinet. the Executive Office of the President. the Congressional houses. the Civil Service. 2. Presidential elections include all of the following except (D) participatory caucuses. primary elections. ...

**Literature**

I am desperate for help with this assignment...a short chapter by chapter analysis of the book The Secret Life of Bees by Sue Monk Kidd.I need to summarize the plot of each chapter, include what I found out about the characters in each chapter, list any elements of each ...

**Math**

In my math textbook it says it is a base. Base- When a number is raised to a power, the number that is used as a factor is the base.

**Algebra**

A rectangular garden is fenced on three sides with wall forming the fourth side. The total length of the fence is 120m. The ares of the garden is 1600 m(squared). Find the dimensions of the garden.

**Algebra**

The sum of the squares of the largest and smallest of three consecutive odd integers is 353 less than 3 times the square of the middle one. Find the integers.

**Physics**

Thank you! :)

**Physics**

A boat crosses a river of width 113 m in which the current has a uniform speed of 0.933 m/s. The pilot maintains a bearing (i.e., the direction in which the boat points) perpendicular to the river and a throttle setting to give a constant speed of 2.58 m/s relative to the ...

**Science**

316 [H+] = 10^-1.5 = 0.0316 [H+] = 10^-4.0 = 0.0001 0.0316 / 0.0001 = 316

**NATIONAL Goverment**

SOMEONE PLEASE HELP!!!! PLEASE HELP ME!!! A federal system differs from a unitary system in that: ANSWER: (A) power is concentrated in one central government. sub-governments delegate power to the central authority . power is distributed between the central government and ...

**accounting**

Can uot help me with journal entries

**Math**

Kayla earns a weekly salary of $290 plus a 5.5% commission on sales at a gift shop. How much would she make in a week if she sold $5799 worth of merchandise. How do I set up this problem?

**math**

1. Corey needs 24 boards that are 47.5 inches How many feet of board should he buy and then explain. 2. If you can only buy 8 foot boards, how many should he buy? and then explain.

**Statistics**

What is the P(H,H,T,T) on four flips of a coin?

**math**

income 1000 2000 3000 taxes 200 350 450 what percentage of income is paid in taxes at each level?

**History**

The chapter we are on is based in the medieval times.

**History**

What changes in England were steps toward representative government?

**AMERICAN GOVERMENT**

Thanks for you input Ms.Sue but my answers were correct with the exception of (impeachment can be characterized as a) which was shared function between the House of Representative and the Senate. I can't believe you would trying stir me wrong... I trust and believe that ...

**AMERICAN GOVERMENT**

Please help The weaknesses of the Articles of Confederation were dramatized by all of the following except My ANSWER is (D) (A) the Newburgh Conspiracy. (B) Shays’ Rebellion. (C) the absence of a centralized authority. (D) the absence of a single currency. Impeachment can...

**Pol 201 American National Goverment**

Thanks Damon though you are not an History or Government teacher you still helped and the suggested answer you gave was correct also THANKS again Damon.

**Pol 201 American National Goverment**

In creating a new government, the Framers sought to MY answer is (A) (A) duplicate the best of English tradition and institutions. (B) scrap everything British. (C) create a democratic government. (D) reaffirm their commitment to a monarchy.

**Pol 201 American National Goverment**

Please help The weaknesses of the Articles of Confederation were dramatized by all of the following except My ANSWER is (D) (A) the Newburgh Conspiracy. (B) Shays’ Rebellion. (C) the absence of a centralized authority. (D) the absence of a single currency. Impeachment can...

**Trigonometry**

The value V, of a $100,000 investment that earns 3% annual interest is given by V=f(t) where t is in years. How much is the investment worth in 3 years

**child development**

which factors seems to be most important for the development of make-believe play?

**Statistics**

Classify the following as an example of nominal, ordinal, interval, or ratio level of measurement, and state why it representa this level: heights of 40 high school students.

**Math**

Thank you :) I've got it now.

**Math**

The price of a jacket at store A is $48. If the price at store B is 5.5% higher, what is the price difference? What is the cost of the jacket at store B? How would I set up this problem?

**Home, School and community**

When implementing a Parent Education Program, teachers act primarily as___, while families define their needs. A. experts B. interventionists C. educators D. resources

**Algebra Homework- Scientific Notation**

Thank you!

**Algebra Homework- Scientific Notation**

How would you write 768,390 as a decimal? Would it be 7.6839 or something else?

**Algebra Homework**

Thank you!

**Algebra Homework**

On my homework it says to write 324 in scientific notation. For my answer I got 3.24 x 10^2 Would this be correct?

**accounting**

using the following information, calculate inventory turnover ratio, the average days in inventory, and the gross profit ratio for Howard Company for the year ended december 31, 2011( round to two decimal places) sales $225,00 Cost of goods $175,000 Ending inventory, December ...

**Math**

Please find zƒÑ/2 when ƒÑ=0.14.

**Math**

7. Most powerful business women in America. Consider that the data set is a normal distribution with a mean of 50 years and a standard deviation of 5 years. A powerful woman is randomly selected from the data, and her age is observed. Please calculate the probability of the ...

**Statistics**

7. Most powerful business women in America. Consider that the data set is a normal distribution with a mean of 50 years and a standard deviation of 5 years. A powerful woman is randomly selected from the data, and her age is observed. Please calculate the probability of the ...

**current physics**

3 kilo ohms ll 5 kilo ohms = 1.875 kilo ohms

**pre calculus**

A airplane is 145 miles North and 85 miles west of an airport. What is the compass direction from the airport to the airplane?

**math**

What is the surface area of a cube with a volume of 81cm3?

**hsm**

How do you adapt your communication approach from one individual to the next

**Trigonometry**

A satellite orbiting the earth in a circular path stays at a constant altitude of 100 kilometers throughout its orbit. Given that the radius of the earth is 6370 kilometers, find the distance that the satellite travels in completing 70% of one complete orbit.

**chemisty**

What is the approximate mass of 2L of C4H10 gas at STP?

**Physics**

An artillery shell is ﬁred at an angle of 75.7 above the horizontal ground with an initial speed of 1720 m/s. The acceleration of gravity is 9.8 m/s^2. Find the total time of ﬂight of the shell,neglecting air resistance. Answer in units of min.

**math**

anna bought 3 types of fruit for a fruit salad. She paid three times as much for buleberries as for pears and $2.50 less for strawberries than for blueberries. A) define a variable and write algebraic expressions to represent the amount she spent on each type of fruit. B) if ...

**math**

thank you very much - Steve

**math**

A cone has a radius of 6 inches and a height of 9 inches a) calculate the volume of the cone. use pi. as my answer for part a i got 339.92 cubic inches,,,,,,, Is my answer correct ?? I need help doing part b and c. b) calculate a possible radius and height of a cylinder that ...

**Statistics**

For this project, you will write a paper that involves designing, conducting, and analyzing results from your own experiment to test the sensory discrimination of one of your friends. Choose a friend who claims to be able to tell the difference between two very similar objects...

**algebra 11**

(K+1)x+2y=6; M=k-2

**Physics**

A helicopter drops a box from 120m in the air. a. Determine the time the box is in the air. b. Determine the velocity the box would have right before it hits the ground. c. Before the box falls the helicopter had a horizontal velocity of 55/s. Determine the distance the box ...

**Math**

Jayson has 789 cubes hammy had 890 how much in all

**quantitative methods**

21. The Seneca Children’s Fund (SFC) is a local charity that runs a summer camp for disadvantaged children. The fund’s board of directors has been working very hard over recent years to decrease the amount of overhead expenses; a major factor is how charities are ...

**biology**

explain how single celled organisms that live in freshwater adapted to living in a hypotonic environment

**Physics**

A helicopter drops a box from 120m in the air. a. Determine the time the box is in the air. b. determine the velocity the box would have right before it hits the ground c. Before the helicopter had a horizontal velocity of 55/s. Determine the distance the box will travel in ...

**7th grade math**

how do I write an equation for "fifteen decreased by twice n equals 13"

**math**

how do I write the equation for fifteen decreased by twice n equals 13?

**geography**

john who lives at 35 degrees north and 120 degrees west regularly calls Geroge his business partnet at 2pm (John's local time) every day during July last year. George regularly recevied the calls at 10 pm ( his local time). throughout the month, George reported that the ...

**math grade 12**

A open-topped box can be created by cutting congruent squares from each of the four corners of a piece of cardboard that has dimensions of 20cm by 30cm and folding up the sides. Derermine the dimensions of the square that must be cut to create a box with a volume of 100cm3. ...

**physics**

A human hair is approximately 55 µm in diameter. Express this diameter in meters. Answer in units of m

**Ethics and Cultural**

What are some of the ways people identify groups?

**government**

ok

**government**

How has the presidency role changed since it's inception to today? How has the public's perception of the presidency changed?

**physics**

a scared kangaroo clears a fence that is 2.44 meters tall. what is the vertical component of the kangaroos velocity at take off (vfi) ? if the horizontal component of the kangaroos velocity is 4.80m/s at what angle did the kangaroo take off the ground? (hint: at its maximum ...

**english 3 A**

Which one of the following is not an example of Puritan literature? A. Magnalia Christi Americana B. The Sot-Weed Factor C. The Bay Psalm Book D. The Day of Doom

**Algebra 1**

oops -for my last question i meant rectangle

**Algebra 1**

Perimiter of Rectangle is 54cm, the width is 1/2(length)... what is the width & Length of the triangle?

**Statistics (Math)**

A government report looked at the amount borrowed for college by students who graduated in 2000 and had taken out student loans. The mean amount was = $ 17 , 776 and the standard deviation was s = $12,034. The quartiles were Q 1 = $9900, M = $15,532, and Q 3 = $22,500. The ...

**Trigonometry**

Find the domain of each function. And show your steps please. f(x)=x/x^2+1 f(x)=2x^2/x-3 f(x)=Square root of 5-x f(x)=x^3/x^2-16

**Chemistry**

HC8H4O4K + NaOH = H2O + H4C8O4KNa I'm given the volume of NaOH in mL (ex: 9.11 mL), and I have to convert it to moles. How can I do that conversion? Please help by explaining if you can, I've had trouble with this problem for the whole week..

**math**

5/9x+2-1/6x=11/18x+1/3

**Math**

A 3-ounce serving of tuna fish provides 24 grams of protein. How many grams of protein are in a 10-ounce serving of tuna fish?

**Coporate Finance**

Two-State Option Pricing Model T-bills currently yield 5.5 percent. Stock in Nina manufacturing is currently selling for $70 per share. There is no possibility that the stock will be worth less than $65 per share in one year. a. What is the value of a call option with a $60 ...

**Coporate Finance**

Exotic Cuisines Employee Stock Options As a new graduate, you've taken a management position with Exotic Cuisines, Inc., a restaurant chain that just went public last year. The company's restaurants specialize in exotic main dishes, using ingredients such as alligator...

**theory to practic**

hopping and skipping