Friday

October 9, 2015
Total # Posts: 1,117

**Algebra**

For a board game there is 3 kinds of bills. There are 11 more $2 bills than $1 dollar bills. There are 18 fewer $3 dollar bills than $1 bills. The total for the bill is $100. How many $1 bills are used? 100 = n+2(n -11)+3(n+18) 100= n-2n-22+3n +54 100 = 6n +76 24=6n 4=n
*November 13, 2014*

**Physics **

Find the x- and y-coordinates of the center of gravity of a 4.00 ft by 8.00 ft uniform sheet of plywood with the upper right quadrant removed as shown in the figure below. The dimensions of the cutout are a = 4.50 ft and b = 1.70 ft. HINTS: Think of the board as being made of ...
*October 28, 2014*

**Chemistry**

1. The temperature of two substances with the same mass increases by 20 degrees Celsius. Which absorbs the most energy, the substance with the higher or lower specific heat? Explain 2. The human body is approximately 60% water. Explain how this high percentage of water helps ...
*October 21, 2014*

**Chemistry**

What is the maximum velocity (in m/s) acquired by an alpha particle when accelerated between two plates with a potential difference of 580.0 volts? Note: An alpha particle is essentially the nucleus of a helium atom - 2 protons and 2 neutrons.
*October 18, 2014*

**Math**

THANK YOU
*October 15, 2014*

**Math**

HERE ARE MY ANSWERS 35 I MULTIPLY 100 AND I WOULD GET 3,500 0.003 AND I GOT 0.3'/. 0.0077 AND I GOT 0.77'/.
*October 15, 2014*

**Math**

write each decimal as a percent: 1.07 35 0.003 0.0077 what do i do to convert the decimal into a percent??
*October 15, 2014*

**History**

Henry Ford
*October 14, 2014*

**History**

Efficiency was a central theme of the reform movement. Who of the following was not an example of someone striving to examine every aspect of life itself and determine, often through new scientific principles, how to do more work with less energy?
*October 14, 2014*

**Physics **

Suppose your car was mired deeply in the mud and you wanted to use the method illustrated in the figure to pull it out. T = 11000 N A. What force would you have to exert perpendicular to the center of the rope to produce a force of 11000 N on the car if the angle is 2.00° ...
*October 9, 2014*

**Homework (Math)**

What can you multiply this expression by to get rid of the imaginary part of the denominator? (1-2i)/2i
*October 8, 2014*

**Math Question **

f(x)=-5√-4x+4+2. Find the inverse of this function.
*October 6, 2014*

**1333 math **

Probability Scores 0.2 0 0.2 2 0.05 4 0.45 7 0.1 9 Find the variance of the above random variable random variable.
*October 4, 2014*

**math**

A jar contains 8 pennies, 3 nickels and 4 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins. Find the expected value of X.
*October 4, 2014*

**English**

I need to turn this into a really good thesis statement . In the myth " When Grizzlies walked Upright" explain how the bears lived in relation to each other before and after the introduction of the female into their clan, and explain how both the bears and female ...
*September 28, 2014*

**career/jobs**

Are there jobs that hire 14 year olds in New York?
*September 17, 2014*

**ENGLISH**

When Grizzlies Walked Up Right: Modoc Questions Help Me Please? 1.What event, accident, or situation is being introduced? 2.What are two examples used to catch the readers attention? 3.How is the event broken broken into smaller segments? 4.Three details used to emphasize the ...
*September 13, 2014*

**math**

a segment of late 94 cm has been rotated d degrees around a center zero what is the length of the rotated segment
*August 30, 2014*

**math**

information: (C)Charges $750 for up to 30 people. (P)Plus $20 per person for each extra person. question: C dollars is the cost of a party for P people.Find formula that gives C in terms of P.
*August 21, 2014*

**programming**

Assume the input to be the charge for the food, draw a flowchart that will compute the total amount of a meal purchased at a restaurant. The output should be the charge for the food, the amount of a 15 percent tip, the amount of the 7 percent sales tax (on the charge for the ...
*August 20, 2014*

**Algebra**

A pet store sells mice in 2 colors: brown and white. If 3/5 of the mice are brown, the ratio of male mice to female mice is 2:1, and 1/2 of the female mice are white, then what is the ratio of the number of brown male mice to the number of white male mice?
*July 25, 2014*

**algebra**

x=5 4X-9/3X
*June 30, 2014*

**math**

A game consists of rolling a die and pays off as follows: $5.00 for a 6, $3.00 for a 5, $2.00 for a 4, and no money otherwise. If it costs $2.00 to play, find the expected net winnings for a player of this game.
*June 28, 2014*

**Spanish Preterite/Imperfect Sentences**

I think I've got it now, thanks!
*June 12, 2014*

**Spanish Preterite/Imperfect Sentences**

I'm still confused on the difference between "de" and "desde". Does "de" refer to places you've left/are away from while "desde" refers places you are in?
*June 12, 2014*

**Spanish Preterite/Imperfect Sentences**

Hello, I have more sentences that I need proofread... Thanks in advance! 1 Nací en Singapur hace dieciséis años. 2 Yo vivía en un apartamento alto. 3 Cuando era niña, me gustaba visitar la biblioteca grande en mi camino a casa desde la ...
*June 12, 2014*

**Spanish Grammar**

I don't have any more questions about this. Thanks for all the help Sra!
*June 11, 2014*

**Spanish Grammar**

Hi! For 21, I was trying to say, "I would build houses around the world for me to live." Would it be: "Me construiría casas en todo el mundo para mí para vivir"?
*June 11, 2014*

**Spanish Grammar**

I need help with my grammar -- could someone proofread these sentences? 1. Cuando me despierto, me acuesto en mi cama durante cinco minutos. 2. Después de cinco minutos, me levanto de la cama. 3. Entonces, voy al baño y me ducho. 4. Salgo de la ducha y me seco. 5...
*June 11, 2014*

**Fianance**

Jake is looking at refinancing his mortgages and paying off his credit cards at the same time. Currently, his debt situation is as follows: First mortgage: 6%, 30 years due 20xx (15 years left) $269,238 Second mortgage: 8%, interest only due in 15 years $80,000 Credit cards: ...
*May 5, 2014*

**nursing/dosage**

The health care provider prescribed the adjustment of the IV hourly rate based on the nasogastric tube (NGT) output q4h (every 4 hours) for a client who had abdominal surgery yesterday. From 12:00pm to 4:00pm the NGT output was 240ml and the IV was infused at a rate of 100ml/...
*April 29, 2014*

**Physics**

Yes i'm sure all charges a.re the same
*April 19, 2014*

**Physics**

Concider the arrangement of four 1miroC point -charges located at allfour coners of a square with 4cm sides.Calculate the electric field due to the charges in the center of the square.
*April 19, 2014*

**math 117**

determine equation for g(x) that results from translating the function f(x)=x^2 +5 upward 6 units
*April 18, 2014*

**algebra 117**

f(x)= (x+8)^2 right 15 units
*April 18, 2014*

**Corporate Finance**

5.Capital Co. has a capital structure, based on current market values, that consists of 21 percent debt, 9 percent preferred stock, and 70 percent common stock. If the returns required by investors are 10 percent, 12 percent, and 17 percent for the debt, preferred stock, and ...
*April 15, 2014*

**Math 117 **

Why is it important to find nonperfect roots in radical form to simplify the process of performing basic operations with radical expression?
*March 27, 2014*

**chemestry**

how many total atoms are there in the chemical formula B2(CO3)3
*March 5, 2014*

**Science ~CHECK ANSWERS PLEASE~**

Thank's alot got all correct!
*February 27, 2014*

**Art**

I have no idea what my teacher is asking, I know nothing about history and art, please help. The DQ for this week is: This week we are looking at symbolism and given the example of a Treaty signing. Tell me what you think about the entire situation regarding the omission of ...
*February 20, 2014*

**Math**

So its 22???
*February 14, 2014*

**Statistics**

Height (ft) Interval after (min) 96 68 111 80 76 66 91 72 66 58 108 79 116 84 91 79 The data show the time intervals after an eruption (to the next eruption) of a certain geyser. Find the regression equation, letting the first variable be the independent (x) variable. Find the...
*February 12, 2014*

**Statistics**

A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 624 babies were born, and 312 of them were girls. Use the sample data to construct a 99% confidence interval estimate of the percentage of girls born. Based on the result, ...
*February 12, 2014*

**Statistics**

Critical Values for the Correlation Coefficient n alpha = .05 alpha = .01 4 0.95 0.99 5 0.878 0.959 6 0.811 0.917 7 0.754 0.875 8 0.707 0.834 9 0.666 0.798 10 0.632 0.765 11 0.602 0.735 12 0.576 0.708 13 0.553 0.684 14 0.532 0.661 15 0.514 0.641 16 0.497 0.623 17 0.482 0.606 ...
*February 12, 2014*

**Statistics**

Twelve different video games showing substance use were observed and the duration times of game play (in seconds) are listed below. The design of the study justifies the assumption that the sample can be treated as a simple random sample. Use the data to construct a 90% ...
*February 12, 2014*

**Statistics**

An IQ test is designed so that the mean is 100 and the standard deviation is 19 for the population of normal adults. Find the sample size necessary to estimate the mean IQ score of statistics students such that it can be said with 95% confidence that the sample mean is within ...
*February 12, 2014*

**Research and Statistics**

What does truncated range?
*February 10, 2014*

**art**

how do we learn to draw?
*February 8, 2014*

**Chemistry**

What volume of oxygen at 25 degrees celsius and 93.5 kPa will use up 57.1 g of butane?
*February 1, 2014*

**statistics**

A psychologist studied self esteem scores and found the sample data set to be normally distributed with a mean of 50 and a standard deviation of 5?
*January 25, 2014*

**Social Studies**

1.How did their dependence on British trade affect the opinions of Americans in the East and North regarding the War of 1812? -more inclined to fund the War of 1812 -less supportive of the War of 1812 -secretively supportive of the War of 1812 -less interested in resolving ...
*January 5, 2014*

**science**

thank u
*January 5, 2014*

**science**

it still confusing
*January 5, 2014*

**science**

Suppose the moon rotated on it axis just as quickly as Earth. Would you still always see the same side of the moon from Earth? *PLEASE HELP ME WITH THIS QUESTION*
*January 5, 2014*

**Math**

A square has rotational symmetry because it can be rotated 180 degrees so that its image matches the original. Your friend says the angle of rotation is 180 divided by 4 = 45 degrees. What is wrong with this statement?
*December 13, 2013*

**5th Grade Math**

Thank you Ms. Sue!
*November 26, 2013*

**5th Grade Math**

Can you please show me the steps on how to write each decimal as a mixed number in simplest form? 1. 8.9 2. 42.96
*November 26, 2013*

**5th Grade Math**

Danielle and her brother went to the town carnival. Together, they won 15 prizes. Danielle won 9 of them. What fraction did her brother win? If there had been only 10 prizes won, how many would her brother have won if the fractions were equivalent? Can you please show me how ...
*November 25, 2013*

**5th Grade Math**

Danielle and her brother went to the town carnival. Together, they won 15 prizes. Danielle won 9 of them. What fraction did her brother win? If there had been only 10 prizes won, how many would her brother have won if the fractions were equivalent?
*November 25, 2013*

**Anatomy**

Which of the following cells lacks mitochondria? a. neutrophil b. platelets c. basophils d. erythrocytes I just need some assistance and assurance that my answer is reasonable. I'm thinking that the answer is d. erythrocyte because it is not a true cell. I know that the ...
*October 29, 2013*

**math**

ANGLE A AND B ARE SUPPLEMENTARY. THE MEASURE OF ANGLE A IS 5X+12 AND THE MEASURE OF ANGLE B IS 6X-30. FIND THE MEASURMENT OF EACH.
*October 16, 2013*

**Physics**

A child pulls a wagon along level ground. The handle with which she pulls the wagon makes an angle of 20.0 degrees with the ground as the child pulls with a force of 78.0 Newton. What are the components of the force. Pls pls pls pls help me answer this and may God bless u!
*October 16, 2013*

**Physics **

A person pulls a rake with 152 Newton of force along the handle. The angle between the handle and the ground is 35.0 degrees. Determine the magnitudes of the horizontal and vertical components of this force.
*October 16, 2013*

**Physics**

Find the magnitude and direction of the equilibrant force for these two concurrent forces: 13.5 N, E and 32.0 N, N. Pls HELP me answer this. Thank u very much.
*October 16, 2013*

**Science**

How far does any object on Earth fall after being in free fall for 7.5 seconds? Remember g=9.81 m/s2
*October 1, 2013*

**chemistry**

What equation will you use to calculate the heat of fusion of ice? The specific heat of water is 4.184 J/(gx°C), and the heat capacity of your calorimeter is 1.0x10^1 J/°C.
*October 1, 2013*

**englsih**

hello i would like help to find information on a play called uncle vanya and information about the author chekhov
*September 28, 2013*

**Math**

Natalie has some nickels, Dirk has some dimes, and Qunicy has some quarters. Dirk has five more dimes than Qunicy has quarters. If Natalie gives Dirk a nickel, Dirk gives Quincy a dimes, and Quincy gives Natalie a quarter, they will all have the same amount of money. How many ...
*September 27, 2013*

**Math**

I got: Nickels - 12 Quarters - 16 Dimes - 9 I was not sure how to set up the problem. I'm good with two variables but not three. thx
*September 27, 2013*

**Math**

1. Joe has 37 coins (all nickels, dimes and quarters) worth $5.50. She has 4 more quarters than nickels. How many dimes does Joe have?
*September 27, 2013*

**Math**

5. Raul works 2 hours a day after school, Monday through Friday. On Saturdays he works 8 hours at $2 more per hour than on weekdays. If he makes $142 per week, how much does he make per hour on weekdays.
*September 25, 2013*

**Math**

4. The Alan Company bought 80 tickets for a jazz company. After giving away 20 tickets to customers, the company sold the rest to the employees for half of the purchase price. If the company absorbed a $1,000 loss on all tickets , how much did an employee pay for a ticket.
*September 25, 2013*

**Math **

2. Celia brought 12 apples , ate two of them, and sold the rest for 20 cents more per apple than was she paid. Her total profit was $1.00 How much did she sell each apple for.
*September 25, 2013*

**Math **

1. A collection of 52 dimes and nickels is worth $4.50. How many nickels are there?
*September 25, 2013*

**Math**

In a basketball game Maria scored 3 times as many points as Holly. In the next game, Maria scored 7 fewer points than she did in the first game, while Holly scored 9 more points than she did in the first game. If they scored the same number of points in the second game, how ...
*September 24, 2013*

**Algebra**

Leo's garden, which is 6m wide, has the same area as Jen's garden, whichis 8m wide. Find the length of the two rectangular gardens if Leo's garden is 3m longer than Jen's garden.
*September 24, 2013*

**Algebra**

Mona earns 3 times as much as an actuary as she does as a writer. Her total income is $40,000 more than her brother. He earns half as much as Mona does as an actuary. What is Mona's salary as an actuary?
*September 24, 2013*

**Math**

The length of a rectangle is twice the width. The perimeter is 84 cm more than its width. Find the dimensions.
*September 23, 2013*

**Algebra 1**

2 + y / 3 = - 1
*September 18, 2013*

**University of Phoenix**

Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $370 million. Since the primary asset of this business is real estate, Templeton's management has determined that they will be able to borrow the majority of the money ...
*September 16, 2013*

**Social Studies**

How would land elevation have changed if coronado had traveled 150 miles due west from what today is Arizona instead of east torward new Mexico.
*September 10, 2013*

**Geometry**

How do you segment postulates to determine congruent segments
*September 6, 2013*

**math**

Shella used 1 2/3 cups of sugar to make 5 dozen brownies. how much sugar is in each brownie?
*September 5, 2013*

**Chemistry**

How many grams of a stock solution that is 87.0 percent H2SO4 by mass would be needed to make 200 grams of a 35.5 percent by mass solution? Show all of the work needed to solve this problem.
*September 2, 2013*

**Geometry**

An antique dealer visited three shops. She spent $25 at the first shop. At the second shop, she spent half of her remaining money and had $60 left. How much money did the dealer have originally.
*September 1, 2013*

**MATH I NEED HELP PLEASE**

find the function h(x)=1/98 x^2
*September 1, 2013*

**Geometry**

Thank you so much
*August 29, 2013*

**Geometry**

How do you do the problem 4k+7(-4-2k)=-2(k-2) Please help me I keep trying and can't get the right answer thanks-steph
*August 29, 2013*

**Math**

I am a morethan of 30 but less than 35 I am multiple of 2 the sum of my digit is 7? Who am i
*June 22, 2013*

**algebra**

-3(4r-8)=-36
*May 23, 2013*

**math**

22. Sunshine Honda sold 112 cars this month. If that is 40% greater than last month, how many cars were sold last month? (Points : 2)
*May 18, 2013*

**la porte high school**

An object travels horizontally at 15.00 meters per second off a cliff that is 12.00 meters tall. How far from the base of the cliff does the object land?
*May 10, 2013*

**Math**

I can not figure out the worksheet How Can You Help Control Soil Erosion?
*May 9, 2013*

**Math**

What is $4.80 rounded to the nearest cent?
*May 2, 2013*

**Language Arts**

In poetry,a word or line can have more than one meaning. "I fumble with the task to no avail." What different ways can you interpret this?
*April 30, 2013*

**Microbiology**

How can I isolate & identify a bacterial infection acquired on another planet that is unknown to me?
*April 30, 2013*

**chemistry **

the pressure in a 1.0 container is 988 ATM what is the pressure in a 2.56L container? ( use gas laws )
*April 24, 2013*

**management for organization**

Which of the following theories belongs to the modern era of management? (Points : 1)
*April 21, 2013*

**Math**

A circular pizza with a 12 inch diameter has 20 pieces of pepperoni. How many pieces will a pizza with an 18 inch diameter have?
*April 16, 2013*