Sunday

February 1, 2015

February 1, 2015

**Recent Homework Questions About First Aid**

Post a New Question | Current Questions

**Math**

The function rule n=0.69p relates the population "p" and the number of "n" these people who used the internet. The number of people who used the internet was 202 million. What was the population? I am so confused, please help me with atleast the first step...
*Wednesday, November 19, 2014 at 8:18pm*

**Finance**

You have just started your first job and you want to have the basic appliances (fridge, washer, dryer, etc.) in your apartment. You face the following choices: (i) Purchase all appliances at the store using a bank loan. There is no down payment as the bank can take your ...
*Wednesday, November 19, 2014 at 7:24pm*

**Finance**

Dominique has just turned 65 and she has deposited her annual payment of $20,000 into her retirement account. She made her first such saving deposit into this fund on her 35th birthday. Dominique has also retired and wants to figure out how much money she has in her retirement...
*Wednesday, November 19, 2014 at 7:22pm*

**math **

Juan and rachel have the same number of marbles. Rachel gives away 10 marbles and Juan gives away 22 marbles. Rachel then has 3 times as many marbles as Juan. How many marbles did each of them have at first
*Wednesday, November 19, 2014 at 7:06pm*

**Science Technology**

Originally the camera was made to capture a moment in time quickly and exactly. Paintings often reflected the opinion of the painter in their art, however, photos show exactly what was happening. Photos can be biased but nonetheless they are real. Photography started becoming ...
*Wednesday, November 19, 2014 at 6:50pm*

**physics**

Two airplanes leave an airport at the same time. The velocity of the first airplane is 710 m/h at a heading of 27.5 ◦ . The velocity of the second is 650 m/h at a heading of 167◦ . How far apart are they after 3.3 h? Answer in units of m
*Wednesday, November 19, 2014 at 5:07pm*

**Financing and Budget**

Child care operating budgets generally contain a pro forma income statement. To prepare this statement, you must first prepare budgets for _______ and _______. A. estimated income; actual income B. estimated expenditures; actual expenditures C. revenues; expenses D. income; ...
*Wednesday, November 19, 2014 at 4:19pm*

**English**

Birches by Robert Frost When I see birches bend to left and right Across the lines of straighter darker trees, I like to think some boy's been swinging them. But swinging doesn't bend them down to stay As ice-storms do. Often you must have seen them Loaded with ice a ...
*Wednesday, November 19, 2014 at 3:33pm*

**Financing and Budget**

You, the owner of XYZ Day Care, buy a new van for your business. The van costs $20,000, all of which you borrow from First American Bank. Which of the following correctly describes the journal entry for this transaction? A. $20,000 debit to Vehicles, $20,000 credit to Accounts...
*Wednesday, November 19, 2014 at 3:09pm*

**Language Arts 8A**

It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have lived after the age of 20. The only things ...
*Wednesday, November 19, 2014 at 2:13pm*

**Chemistry**

1. A combination reaction may also be a displacement reaction. True or False 2. The combustion of an element is always a combination reaction. True or False For number 1, I first thought true, but then again, nothing is being displaced in a combination reaction, right? You are...
*Wednesday, November 19, 2014 at 1:30pm*

**English**

Lina went on her first diet in High school for three days she ate nothing but carrot sticks, cottage cheese, and apples. Then scarfed down two double sentence cheeseburgers with fries and a chocolate shake. Her other attempts at dieting didn’t last much longer. By ...
*Tuesday, November 18, 2014 at 10:30pm*

**Chemistry Lab**

In chemistry we are doing a lab that involves crucibles and Mg ribbon, we have three days to complete the lab. Anyways do you think it would be alright to substitute the mass of the crucible we had the first day with the mass of the crucible we had today? We know how much the ...
*Tuesday, November 18, 2014 at 9:42pm*

**English**

CHECK PLEASE? Is this a good analytical paragraph? Edgar Allen Poe’s poem, “The Bells”, uses personification and alliteration in order to establish a new tone for each stanza. Personification is used to create a transition in the stanzas, to differentiate the ...
*Tuesday, November 18, 2014 at 8:45pm*

**Language Arts**

Is this a good analytical paragraph? Edgar Allen Poe’s poem, “The Bells”, uses personification and alliteration in order to establish a new tone for each stanza. Personification is used to create a transition in the stanzas, to differentiate the tone change ...
*Tuesday, November 18, 2014 at 8:42pm*

**English**

Which of the following is a fragment a.because we had tickets. b.running past first base. c. Athletes understanding the purpose of practice. d. all of the above. I am think d Which of the following is a fragment? A.Here are the answers to the math questions. b.There seems to ...
*Tuesday, November 18, 2014 at 8:12pm*

**English**

Lina went on her first diet in High school for three days she ate nothing but carrot sticks, cottage cheese, and apples. Then scarfed down two double sentence cheeseburgers with fries and a chocolate shake. Her other attempts at dieting didn’t last much longer. By ...
*Tuesday, November 18, 2014 at 7:49pm*

**math**

I don't think my first response went thru...so reposting! Thank You Ms. Sue, for the answer to cubic inches (11/16/14). It also made me realize that I skipped the step of multiplying the dimensions by each other.
*Tuesday, November 18, 2014 at 7:31pm*

**Algebra**

Rachel sent or received 10,290 text messages in the month of September. If each text message over the first 150 messages cost 8 cents, what was her texting bill? $126,750 Explain how you got your answer. I subtracted 10,290 by 150 then I divided 10,140 by 0.08 and I got 126,...
*Tuesday, November 18, 2014 at 6:43pm*

**algebra**

The monthly income I, in dollars, from a new product is given by I(t) = 81000 − 45000e^-0.005t where t is the time, in months, since the product was first put on the market. (Round your answers to the nearest dollar amount.) (a) What was the monthly income after the 30th...
*Tuesday, November 18, 2014 at 6:38pm*

**Math**

a book store gave 30% discount to every 20th and 21st custmer to enter, AND A FREE BOOK TO EVERY 100TH CUSTMER. the first custmer to recive both a book and discount is what number?
*Tuesday, November 18, 2014 at 4:00pm*

**music**

1. In a major or minor scale, which scale degree is called tonic? A.first B.fifth C.sixth D.seventh
*Tuesday, November 18, 2014 at 1:06pm*

**history help **

12. __________ and _________ first attracted settlers to the West.
*Tuesday, November 18, 2014 at 12:41pm*

**English**

Here is another poem that uses personification to help define the theme. Answer the questions that follow using all you know about poetic devices. The heart asks pleasure first, And then, excuse from pain; And then, those little anodynes (a medicine that relieves pain) That ...
*Tuesday, November 18, 2014 at 11:50am*

**8TH GRADE LANGUAHE ARTS**

It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have lived after the age of 20. The only things ...
*Tuesday, November 18, 2014 at 10:44am*

**Physics**

A 0.50 kg ball is moving with a velocity of 8.0 m/s along a horizontal floor. It hits another ball with a mass of 0.80 kg and moving at 10.0 m/s in the opposite direction. If the first ball bounces back with a velocity of 12 m/s, with what velocity and in what direction will ...
*Tuesday, November 18, 2014 at 7:07am*

**Language Arts; Trouble with television**

It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have lived after the age of 20. The only things ...
*Monday, November 17, 2014 at 10:46pm*

**Chemistry**

At a given temperature, a first-order reaction has a rate constant of 3.5 ´ 10–3 s–1. How long will it take for the reaction to be 24% complete? A chemical reaction that is first-order in X is observed to have a rate constant of 2.20 ´ 10–2 s–1...
*Monday, November 17, 2014 at 9:43pm*

**math**

The monthly income I, in dollars, from a new product is given by I(t) = 81000 − 45000e^-0.005t where t is the time, in months, since the product was first put on the market. (Round your answers to the nearest dollar amount.) (a) What was the monthly income after the 30th...
*Monday, November 17, 2014 at 6:27pm*

**calculus**

Find two positive numbers that satisfy the given requirements: The product is 147 and the sum of the first number plus three times the second number is minimum
*Monday, November 17, 2014 at 6:00pm*

**Math**

Rachel sent or received 10,290 text messages in the month of September. If each text message over the first 150 messages cost 8 cents, what was her texting bill? Explain how you got your answer. Assuming that she slept 7 hours each day, what was the average number of text ...
*Monday, November 17, 2014 at 5:10pm*

**algebra**

The monthly income I, in dollars, from a new product is given by I(t) = 81000 − 45000e^-0.005t where t is the time, in months, since the product was first put on the market. (Round your answers to the nearest dollar amount.) (a) What was the monthly income after the 30th...
*Monday, November 17, 2014 at 4:44pm*

**english**

Elnora unlocked the case, took out the pail, put the napkin in it, pulled the ribbon from her hair, binding it down tightly again and followed to the road. From afar she could see her mother in the doorway. She blinked her eyes, and tried to smile as she answered Wesley ...
*Monday, November 17, 2014 at 4:13pm*

**Math**

Your store’s average basket (transaction) size for the month of March was $11.50 and you believe the average basket size will remain the same for your store in April. One of your hourly employees had an average basket size of $9.00 for the month of March and averaged 125 ...
*Monday, November 17, 2014 at 1:27pm*

**Science**

True/false Earth's atmosphere oceans and continents began to form during the first several hundred million years of the Precambrian time.
*Monday, November 17, 2014 at 6:13am*

**math**

There are 10 children (aged 1 to 10 years) who have equal amounts of money. In the first transaction the eldest child gives one rupee to every child younger to him. In the second transaction, the second eldest child gives one rupee to every child younger to him. This type of ...
*Monday, November 17, 2014 at 4:57am*

**statistics**

The forms used in your coding area cost $100.00 per 1,000 forms for the first 2,000 and $50 for every 1,000 thereafter. If you need to order 5,000 forms, what is the total cost?
*Sunday, November 16, 2014 at 11:18pm*

**calculus**

1. A particle moves along the x-axis, it's position at timer given by x(t)=t/(1+t^2), t greater than or equal to 0,where t is measured in seconds and x in meters. a) find the velocity at time t. I am a little confused.. Do I find the derivative by using the quotient rule? ...
*Sunday, November 16, 2014 at 9:16pm*

**Statistics**

Community Health Center, a new patient clinic in your town serving only underinsured and uninsured patients, has asked you to help its HIM department get started. Calculate the number of new shelving units needed for a medical record filing system based on eight shelves per ...
*Sunday, November 16, 2014 at 8:51pm*

**English**

what does the diction and details reveal about the tone in this passage. "When first I took up my abode in the woods, that is, began to spend my nights as well as days there, which, by accident, was on Independence Day, or the Fourth of July, 1845, my house was not ...
*Sunday, November 16, 2014 at 8:41pm*

**Calculus**

If I derive the following, d/dt((a)S(t^2) of (s)^(1/2)ds with S being integral notation (a) being at the bottom of the notation and being a constant (t^2) being at the top of the notation ..I first apply the fundamental theorem of calculus to get.. (t^2)^(1/2) (2t) simplified ...
*Sunday, November 16, 2014 at 7:38pm*

**math**

4 multiple choice questions with 3 possible answers. What is the probability of answering the first, third, and fourth question correctly? 1/3 x 1/3 x 1/3 1/3 = 1/81
*Sunday, November 16, 2014 at 6:37pm*

**Calculus **

These two q's for my homework I am very confused on how to do: First Question: Using Newton’s method, approximate the value of √5 up to 2 decimal points starting with x1 = 3. 2nd Question: Thomas Malthus was an economist that predicted that the population grows ...
*Sunday, November 16, 2014 at 5:46pm*

**Math **

show that the set of all m-vectors whose first components is 0 (of R^m)
*Sunday, November 16, 2014 at 4:46pm*

**English **

what does the diction and details reveal about the tone in this passage. "When first I took up my abode in the woods, that is, began to spend my nights as well as days there, which, by accident, was on Independence Day, or the Fourth of July, 1845, my house was not ...
*Sunday, November 16, 2014 at 3:41pm*

**Calculus I (PLEASE HELP!)**

These two q's for my homework I am very confused on how to do: First Question: Using Newton’s method, approximate the value of √5 up to 2 decimal points starting with x1 = 3. 2nd Question: Thomas Malthus was an economist that predicted that the population grows ...
*Sunday, November 16, 2014 at 2:06pm*

**Art History**

Who ruled Byzantium in its first “golden age”? A. Constantine B. Charlemagne C. Justinian D. Muhammad II My text mentions but A and C, but I am leaning towards A.
*Sunday, November 16, 2014 at 12:50pm*

**Computing: Simple Python**

Hi this is the code I'm working on, but every time I run it, every character inputted is printed, so hello becomes 'h','e','l',';l','o', even numbers! I can't seem to fix it so that it can be added to the list and printed ...
*Sunday, November 16, 2014 at 12:35pm*

**epidemiology**

A new screening test for a disease is developed for use in the general population. The sensitivity and specificity of the new test are 60% and 70%, respectively. Four hundred (400) people are screened at a clinic during the first year the new test is implemented. (Assume the ...
*Sunday, November 16, 2014 at 2:35am*

**economics**

Assume a firm is a monopsonist that can hire its first worker for $6 but must increase the wage rate by $3 to attract each successive worker (so that the second worker must be paid $9, the third $12, and so on). The marginal revenue product of labor is given in the table below.
*Sunday, November 16, 2014 at 2:25am*

**Math (Algebra 1)**

Juan’s first 3 exam scores are 85, 93, and 87. What does he need to score on his next exam to average 90 for all 4 exams? let x represent the score on his next exam (put this in a multi-step equation) PLEASE HELP
*Saturday, November 15, 2014 at 10:48pm*

**Law Studies**

How does the first amendment protect free expression?
*Saturday, November 15, 2014 at 6:12pm*

**Psychology**

Here is the scenario. -------------------------------------- Are Smarties as addictive as drugs? A new research study proves that Smarties, Canada’s favourite chocolate candy, are as addictive as cocaine. Cocaine is a psychedelic drug that is known to be highly addictive...
*Saturday, November 15, 2014 at 12:44pm*

**Advanced Algebra **

The volume V (r) of a sphere is a function of its radius r. Suppose a spherical snowball with a radius 2 f t started to melt so that the radius is changing at a constant rate of 4.5 inches per minute. If f(t) feet is the radius of the snowball after t minutes, do the following...
*Saturday, November 15, 2014 at 11:37am*

**maths**

A circular pond has radius r. The area of a pond whose radius is 6m more than r is 4 times the area of the first pond. The radius r of the first pond equals
*Saturday, November 15, 2014 at 10:51am*

**Physical science **

A car accelerates at 1.6m.sec along a straight road for 10s then moves at a constant speed for 20s calculate speed after the first 10s
*Saturday, November 15, 2014 at 8:06am*

**Science Help!**

Which of the following is true about the atom shown Choose two that apply. The picture shows one big red one in the middle with one blue ring on the outside that had 2 smaller red ones, and another blue ring outside of the first blue ring that had 8 smaller red ones. A. It is ...
*Friday, November 14, 2014 at 9:21pm*

**MATH!!!**

Aparent dies and leaves half of his estate to his four children. THE FIRST ONE GETS 1/2 OF THE ESTte the second gets 1/8 and the thrid one gets 1/4 . how much did the fourth on get?
*Friday, November 14, 2014 at 2:55pm*

**MATH!!!**

A function machince accepts inputs as ordered pairs. The componeys of the ordered pairs are natural numbers and the first componet is the length of the rectangle and the second componet is the width. the given machince comptes the perimeter ( the distance around the rectangle...
*Friday, November 14, 2014 at 11:38am*

**MATH**

A function machine accepts inputs as ordered pairs. the componets of the ordered pairs are natural numbers and the first component is the length of rectangle and the second comonet is the width . the given machince comptes the perimiter . find the out ut for (3,7) (7,3) (5,7) ...
*Friday, November 14, 2014 at 10:09am*

**lit**

i wrote a sonnet on winning, can some review and give additional ideas and changes. also help me with last stanza. At times I wonder why I want to win Maybe it is the thrill of beating them Maybe a first prize medal or a shiny pin I know I’d love to win a precious gem I ...
*Friday, November 14, 2014 at 8:31am*

**math probability**

In box containing marbles 1-75, how many ways A) first marble are chosen Answer, i think 1/75 Part B) two marbles are chosen i think answer are inconclusive Part C is ball with number 37 is chosen i think answer is 1/74
*Friday, November 14, 2014 at 8:25am*

**Probability.. HELP!**

At the American Kennel Club, there are 36 dogs entered in a show where there will be a first-, second-, and third- place award. How many possibilities are there for these awards?
*Thursday, November 13, 2014 at 11:06pm*

**English**

I need some help with looking over my answers... thanks for the help... Base Details If I were fierce, and bald, and short of breath, I'd live with scarlet Majors at the Base, And speed glum heroes up the line to death. You'd see me with my puffy petulant face, ...
*Thursday, November 13, 2014 at 7:48pm*

**math**

A function machine accepts inputs as ordered pairs. The Components of the order pairs are natural numbers and the first components is the length of the rectangle and the second componet is the width . The given machine computs the perimeter. Find the out put for (1,3) ...
*Thursday, November 13, 2014 at 7:21pm*

**safety contest scramble**

Four words. First word (8 letters), second (6 letters) third (four letters) fourth word (9 letters). The letters are oneqplmeiuoraeectttnepsrivp. Any ideas?
*Thursday, November 13, 2014 at 5:40pm*

**Average problem word solving epicness**

In order to graduate, a bo needs an average of 65 percent for his five major subjects. His first four grades were 55, 60, 65, and 65. What grade does he need in the fifth subject in order to graduate like a boss?
*Thursday, November 13, 2014 at 5:20pm*

**History Part 2 **

Which of the following groups fought each other in the first two years of the revolutionary War in Georgia A. Florida Rangers and Loyalists B. Loyalists and Patriots*** C. Florida Rangers and Native Americans D. British soldiers and minutemen
*Thursday, November 13, 2014 at 2:06pm*

** maths algebra**

HI STEVE, THANKS for your reply back it was the wrong answer the one you worked, yes a hard question, here is an example of simultaneous questions. x-2/3 + y-1/4 =13/12 (1) 2-x/2 + 3+y/3 =11/6 (2) first step is to get rid of fractions. in equation (1) the lcm of denominators ...
*Thursday, November 13, 2014 at 5:17am*

**essay edit**

can someone edit this? Thanks in advance! Mcnamara's Eleven Points in light of the US's involvement with the War in Iraq The inevitable fog of misunderstanding and irrational human error within war can lead to mass killings, chaos, and inevitable failure. The U.S. and ...
*Wednesday, November 12, 2014 at 9:14pm*

**Can some one check my finance answers please**

Which of the following best states the difference between seed capital and startup capital? Seed capital is for research and planning while startup capital is for operating expenses. Seed capital is provided by venture capitalists while startup capital is provided by banks. ...
*Wednesday, November 12, 2014 at 8:36pm*

**statistics**

a jar contains red and blue marbles. two marbles are chosen without replacement. the probability of choosing a red marble and then a blue marble is .26, and the probability of selecting a blue marble first is .43. what is the probability of selecting a red marble on the second...
*Wednesday, November 12, 2014 at 6:55pm*

**Finance **

Which of the following best states the difference between seed capital and startup capital? Seed capital is for research and planning while startup capital is for operating expenses. Seed capital is provided by venture capitalists while startup capital is provided by banks. ...
*Wednesday, November 12, 2014 at 6:14pm*

**PED 212 Foundation of Movement & Motor Activitie**

Question 1.1. Which of the following “reminders” for successful lesson planning is correct? (Points : 1) a. it helps you decide when to b.teach certain activities c. it helps you remember which level you are teaching d. it helps you assign appropriate time limits ...
*Wednesday, November 12, 2014 at 4:38pm*

**Arithmetic Progression**

the sum of the first and second terms of ap is 4 and the tenth term is 19. find the sum of the 5th and 6th
*Wednesday, November 12, 2014 at 4:20pm*

**Latin**

1.Hodie viis ad Europam ambulamus. 2. Romanas terras pugnis non occupabunt! 3.Carro et equo ex provinciis cibum portabamus. 4.Romani deos templis, sacrificiis et statuis laudabant. 5.Servus in arena gladio pugnabit. I think it is.. 1.Today we walk on the streets to Europe. 2....
*Wednesday, November 12, 2014 at 2:17pm*

**Math**

Emily and Sarah had a total of $80 dollars. After Sarah spent 1/3 of her money and emily spent $17, emily had twice as much money as sarah. How much more money did Emily have than sarah at first?
*Tuesday, November 11, 2014 at 8:25pm*

**Probability**

An assembly line has two inspectors. The probability that the first inspector will miss a defective item is 0.05. If the defective item passes the first inspector, the probability that the second inspector will miss it is 0.01. What is the probability of the event that a ...
*Tuesday, November 11, 2014 at 7:34pm*

**Chem**

For two spin-paired electrons that are in the same orbital, describe how the values for the first three quantum numbers (n, L, and mL) are related for the two electrons. Is this because no other electron has the same quantum number?
*Tuesday, November 11, 2014 at 7:31pm*

**Math Help!!!**

The triangles below are similar. Find the value of x. The first triangle has 14 on the right and left side and 18 on the bottom. The second triangle has 7 on the right and left side and x on the bottom. A. 9 B. 8 C. 10.5 D. 11 Is the answer B?
*Tuesday, November 11, 2014 at 5:39pm*

**Financing and Budget**

You, the owner of XYZ Day Care, buy a new van for your business. The van costs $20,000, all of which you borrow from First American Bank. Which of the following correctly describes the journal entry for this transaction? A.$20,000 debit to Vehicles, $20,000 credit to Accounts ...
*Tuesday, November 11, 2014 at 3:44pm*

**Psychology**

1. Which of the following is NOT an empirical question? A. Are women more talkative than men? B. Is dieting an effective weight loss strategy? C. Should we prohibit cell phone use while driving? D. Does cognitive psychotherapy help depressed people? 2. The tendency to notice ...
*Tuesday, November 11, 2014 at 4:00am*

**E.L.A. PLEASE CHECK!**

Choose the direct object(s), if any, in the sentence. A grapefruit tree can bear 1,500 pounds of fruit each year. A: pounds B: 1,500 C: year D: no direct object My answer is A Choose the direct object(s), if any, in the sentence. Nathan went to the shopping mall. A: shopping B...
*Monday, November 10, 2014 at 8:17pm*

**Maths**

The second term of a GP is 12, more than the first term, given that the common ratio is half of the first. Find the 3rd term of the GP
*Monday, November 10, 2014 at 3:09pm*

**Early Childhood**

At what age is it important to socialize a child to feel or not to feel? a. The first two months b. The first year of life c. The first two years of life d. the first four years I chose c
*Monday, November 10, 2014 at 2:40pm*

**Chemistry**

Describe what happens to a co2 sample when the following changes are made: (a) The temperature is increased from -100°c to 0°c at constant pressure of 2 atm B) The pressure is reduced from 72 atm to 5.0 atm at a constant temperature of 30°c C) The pressure is first...
*Sunday, November 9, 2014 at 7:20pm*

**biomechanics**

Consider an experiment where a subject lands during two conditions from a height of 0.2 m. During the first landing condition, the subject lands 'stiffly' (e.g., very little knee flexion). During the second landing condition, the subject lands 'softly' (e.g., ...
*Sunday, November 9, 2014 at 4:37pm*

**Physics**

An interacting system of two objects has no external force acting on the system. The first has a mass of 2.00kg and is moving with a velocity (2.00m/s)i + (1.00m/s)j at time t=0s. The second object has a mass of 3.00kg and is moving with a velocity (-1.00m/s)i + (1.00m/s)j at ...
*Sunday, November 9, 2014 at 4:22pm*

**Calculus**

A marble is dropped from the top of the empire state building. a. Determine the position and velocity functions for the marble b. What is the average velocity for the first 3 seconds of flight? c. Whatisthespeedofthemarblewhent=0? t=3? t=6? d. How long does a person looking up...
*Saturday, November 8, 2014 at 4:12pm*

**algebra**

Please Help Me Check My Work :) 1) Find the 5th term of - f(n)= 3(n-3) My answer- -279 2) Find the third term if the first term is 4 - f(n)= 2f(n-1)+2 My answer- 16 3) Find the third term using the explicit rule - f(n) 4-n/n+3 My answer- 1/6 4) Recursive Function- 1, -2, -5...
*Saturday, November 8, 2014 at 2:09pm*

**Physics**

A billiard ball moving at 5.45 m/s strikes a stationary ball of the same mass. After the collision, the first ball moves at 4.81 m/s, at an angle of 28Â° with respect to the original line of motion. Find the velocity (MAGNITUDE and DIRECTION) of the second ball after...
*Saturday, November 8, 2014 at 11:59am*

**arithmetic**

the 20th sum of an arithmetic progression is -7 and the sum of the first 20 terms is 620. find the 1st and 30th terms i am looking at using S20 = a(1-rn)/l-r = 620. but i am reallys tuck and think i am very wrong. please help.
*Saturday, November 8, 2014 at 8:09am*

**physics**

Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
*Friday, November 7, 2014 at 9:07pm*

**math again (last question help!!!)**

three bookshelves contain a total of 35 books. The first and second shelves contain a total of 20 books. the second and third shelves contain a total of 28 books. how many books are on the second shelf then?
*Friday, November 7, 2014 at 8:46pm*

**physics**

Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
*Friday, November 7, 2014 at 8:39pm*

**physics**

Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
*Friday, November 7, 2014 at 7:41pm*

**English**

Sympathy by Paul Laurence Dunbar I KNOW what the caged bird feels, alas! When the sun is bright on the upland slopes; When the wind stirs soft through the springing grass, And the river flows like a stream of glass; When the first bird sings and the first bud opes, And the ...
*Friday, November 7, 2014 at 6:54pm*

**Preschool/Kindergarten**

Which of the following is a reason why kindergarten was started in the United States? a. Kindergarten was designed to be affordable to most people. b. Kindergarten was designed to be universally available for all. c. Kindergarten was designed to make a difference in the later ...
*Friday, November 7, 2014 at 6:47pm*

**physics**

Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
*Friday, November 7, 2014 at 6:40pm*

**L.A.Help!!!!!!**

Which of the following uses the indicative mood? A.I will feel flush after I get my very first paycheck today. B.I am going to be very wealthy when I receive my inheritance. C. If I were rich, I would get convertibles for us both. D. If I win the lottery, I hope you'll ...
*Friday, November 7, 2014 at 3:24pm*

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