Saturday

July 23, 2016
**Math/geometry**

Two angles are complementary.the second angle has 6 more than three times the measure of degrees as the first one. Find the measure of each angle using an equation. Define your variables. I didn't get what the two variables should be... And how I'd write the equation ...
*Tuesday, April 12, 2016 by Sonja R*

**Maths Please help**

A library opens with a collection of 300 books. During the first week after the opening, an additional ten books are donated to the library’s collection. In each subsequent week, six more books are donated to the library’s collection than were donated in the previous...
*Tuesday, April 12, 2016 by Sahna*

**Maths Ms sue **

A library opens with a collection of 300 books. During the first week after the opening, an additional ten books are donated to the library’s collection. In each subsequent week, six more books are donated to the library’s collection than were donated in the previous...
*Tuesday, April 12, 2016 by Jay*

**Pre Algebra**

1. Which of the following is an example of a dependent event? (1 point) flipping two coins rolling a number cube and spinning a spinner choosing two scoops of ice cream choosing a cookie at random, eating it, and then choosing another at random 2. Which of the following is an ...
*Tuesday, April 12, 2016 by Summer*

**Chemistry**

When titrating 50.0 mL of 0.10 M H2SO4 with 0.10 M NaOH, how many mL of NaOH will you have added to reach the 1st equivalence point? I am confused... What H2A problem? Chemistry-Dr.Bob222 - DrBob222, Tuesday, April 12, 2016 at 1:49am Refer to the H2A problem above BUT you only...
*Tuesday, April 12, 2016 by Nevaeh*

**U.S. History (Check)(Reed)**

Write a paragraph on the similarities and differences of isolationism and internationalism. A: Isolationism and internationalism are distinctly different from each other. Isolationism is the policy of avoiding involvement in world affairs, whereas internationalism is the ...
*Tuesday, April 12, 2016 by Victoria*

**Math**

2.)Geoff planted dahlias in his garden. Dahlias have bulbs that divide and reproduce underground. In the first year, Geoff’s garden produced 4 bulbs. In the second year, it produced 8 bulbs, and in the third year, it produced 16 bulbs. If this pattern continues, how many ...
*Tuesday, April 12, 2016 by #FreeGucci*

**Algebra**

One crew can frame a single story house in 7 days, while a second crew can do it in 5 days. how long will it take to frame a single house if the second crew arrived 2 days after the first. Im having problems setting it up with the 2 days after the first
*Tuesday, April 12, 2016 by Leonard*

**Math**

Is the LCD of x/2x-4 and 5x/12x-24 not 24(x-2)? The original question is x/2x-4 + 5x/12x-24 and I factored the denominators first so that I could find the LCD. And I got: x/2(x-2) + 5x/12(x-2) After that, I multiplied up to the LCD and got: x/2(x-2) + 5x/12(x-2) = x/2(x-2)*(12...
*Tuesday, April 12, 2016 by Emily J*

**help!!**

An investment banker received a bonus and invested that money in two investments. He put a certain sum of money in the first investment that returned 7% interest after one year. In the second investment he invested four times that of the first investment and got a 13% interest...
*Monday, April 11, 2016 by Anonymous*

**Word problem middle school**

Kirk loves furbies. He has 68 curviest, each of which cost 50 percent more than the last, owing to scarcity. If his first furby cost $4, how much did his first 3 cost all together?
*Monday, April 11, 2016 by Laniqua*

**Geography**

What supranational organization is India a part of? I had ASEAN at first, but then I realized they aren't a part of it
*Monday, April 11, 2016 by Anonymous*

**maths help!??**

A man run a distance of 9km/hr for a distance of 4km.And 2km/hr for the rest of the distance.The whole run takes him 1hour.his average speed for the first distance in 4km is?
*Monday, April 11, 2016 by philip!!!*

**Physics**

You’re riding your bicycle first west a distance of 7.7 km, then south a distance of 14.1 km. (a) In what direction does your average velocity vector point, in degrees south of west? (b) If the total trip took 18.3 minutes, what is the magnitude of this average velocity, ...
*Monday, April 11, 2016 by Bira*

**Physics**

A ball is tossed upward and returns to its original position after 19.7 seconds. If another ball is thrown at an angle of 41.4 degrees above the horizontal, at what speed, in m/s, must it be thrown such that it returns to the same height at the same time as the first ball?
*Monday, April 11, 2016 by Bira*

**Math**

A web-site asks users to create a 5-symbol PIN code where first and second symbols are any letters from the English alphabet and next 3 symbols are any digits. How many different PIN codes can be created?
*Sunday, April 10, 2016 by I need help*

**math**

in 2000, the population of a town was 8914. the population expected to grow at a rate of %1.36 each year. in what year will the population first exceed 15000? my answer:2007
*Sunday, April 10, 2016 by Anonymous*

**science**

a car with two passengers travelling at 15m/s collides with a tree. one of the passengers who is not wearing a seat belt strikes the windshield head first and comes to rest in 0.03 s. the area of contact between the head and the windshield is approximately 5 X 10 to the power ...
*Sunday, April 10, 2016 by Christoper*

**maths**

The 12th term of exceeds the 3rd term by 36 of an a.p If it's 16th term is 64 find first term and common difference
*Sunday, April 10, 2016 by hetal*

**Math**

A railway engine starts shunting wagons by first going 1000 m North of railway station. It reverses and travels 1250 m South and then it again moves 600 m north. Finally moving 800 m South it comes to rest. How far is the engine from the station and in which direction?
*Saturday, April 9, 2016 by Kuntal Roy*

**Math**

I have 3 nickels, 1 quarter, and 1 penny in my pocket. If I pick out a coin from my pocket, do not replace it, then pick out a second coin from my pocket, what is the probability that the second coin that I pick out of my pocket is a nickel? So far I have come up with this: P(...
*Saturday, April 9, 2016 by John*

**Statistics**

Calculate the number of new shelving units needed for a medical record filing system based on eight shelves per unit at 36 inches per shelf. The average record size equals 0.30 inches, and the center anticipates seeing 4,500 patients the first year.
*Saturday, April 9, 2016 by Linda*

**Mathematics**

Solve: 9-5[8-3]*2+6 first 9- 5[5]*2+6 second 9-1*2+6 third 9- 2+6 fourth 7+6 fifth 13
*Saturday, April 9, 2016 by noemi*

**math**

One car went 10 miles farther when traveling at 50 mph than a second car that traveled 2 hours longer at a speed of 40 mph. How long did the first car travel?
*Saturday, April 9, 2016 by Anonymous*

**Statistics**

A web-site asks users to create a 5-symbol PIN code where first and second symbols are any letters from the English alphabet and next 3 symbols are any digits. How many different PIN codes can be created?
*Saturday, April 9, 2016 by HELP Plz!*

**Pysics**

A(n) 12600 lb railroad car traveling at 7.4 ft/s couples with a stationary car of 6490 lb. The acceleration of gravity is 32 ft/s2. What is their velocity after the collision?Answer in units of ft/s. What impulse did the first car receive?Answer in units of lb s.
*Saturday, April 9, 2016 by PLS HELP!!*

**Math**

When did you first start a saving plan? What is the purpose of the saving plan? How will having a saving plan benefit someone?
*Saturday, April 9, 2016 by Sara*

**English Language and Composition**

1. Which of the following writers were never published in a periodical? a. Mark Twain b. Jonathan Swift c. Henry David Thoreau d. George Orwell e. None of the above 2. Which of the following qualities must a piece of writing have to be considered an essay? a. it must present ...
*Saturday, April 9, 2016 by 1234White5678*

**English Language and Composition**

1. The first writing which can be described as "essayistic" appeared in: a. the writing of Ralph Waldo Emerson b. The writing of Mark Twain c. Eighteenth-century newspapers d. Ancient Greece and Rome e. None of the Above 2. Michel de Montaigne was the first person to...
*Saturday, April 9, 2016 by 1234White5678*

**Science**

A fossil for an extinct organism is found in layer B. A fossil for another extinct organism, very similar to the first, is found in layer C. What might be the relationship between these two organisms. Im so confused, can someone help.
*Saturday, April 9, 2016 by Amie*

**Geography**

Around ten to twelve thousand years ago, human began to domesticate plants and animals for food. Before this first agricultural revolution, people relied on hunting and gathering to obtain food supplies. While there are still groups of hunters and gatherers in the world, most ...
*Saturday, April 9, 2016 by Anonymous*

**math**

One car went 10 miles farther when traveling at 50 mph than a second car that traveled 2 hours longer at a speed of 40 mph. How long did the first car travel?
*Saturday, April 9, 2016 by Anonymous*

**History**

5.)Which of the following statements is most correct when comparing the Second Great Awakening with the First? A)The Second Great Awakening was smaller in size but more influential than the First Great Awakening. B)The Second Great Awakening was both larger and more ...
*Friday, April 8, 2016 by Broward*

**Algebra**

Two workers, if they were working together, could finish a certain job in 12 days. If one of the workers does the first half of the job and then the other one does the second half, the job will take them 25 days. How long would it take each worker to do the entire job by himself?
*Friday, April 8, 2016 by Hansel*

**Consumer math Help please**

You (or your parents) purchase a new car for $16,725.00 plus 6.15% sales tax. The down payment is $1,400.00 and you (or your parents) have an average credit rating. How much interest is accrued after the first month? Average Credit score APR (%)- Secured =5.85% Unsecured= 6.20%
*Friday, April 8, 2016 by Brianna*

**Physics**

You allow yourself 34 min to drive 26 mi to the airport, but you're caught in heavy traffic and average only 15 mi/h for the first 13 min . What must your average speed be on the rest of the trip if you're to make your flight?
*Friday, April 8, 2016 by Megan*

**Physics**

A(n) 12600 lb railroad car traveling at 7.4 ft/s couples with a stationary car of 6490 lb. The acceleration of gravity is 32 ft/s2. What is their velocity after the collision?Answer in units of ft/s. What impulse did the first car receive?Answer in units of lb s.
*Thursday, April 7, 2016 by Anonymous*

**phy**

A block of mass m = 3.45 kg slides along a horizontal table with speed v0 = 2.00 m/s. At x = 0 it hits a spring with spring constant k = 80.00 N/m and it also begins to experience a friction force. The coefficient of friction is given by ¦Ì = 0.250. How far has ...
*Thursday, April 7, 2016 by xianhua*

**Physics**

Two golf carts are driving towards each other. The first has a mass of 390 kg and is driving east at 20 m/s. The second has a mass of 500 kg and is driving west at 8 m/s. When the two collide their bumpers lock and are stuck together, what is the final speed of the connected ...
*Thursday, April 7, 2016 by Kevin*

**maths**

what is the four digit number which satisfies these conditions; The last digit is twice the first digit. The second digit is twice the third digit. The sum of the first and last digits is twice the third digit.
*Thursday, April 7, 2016 by somay*

**science**

a 600 g pool ball moving at 2.0m/s hits a second pool of the same mass at rest. the first ball moves off at 1.5m/s at an angle of 30 degrees from the original direction. assume the surface of the pool table to b frictionless find the angle at which the second ball moves off ...
*Thursday, April 7, 2016 by hope*

**English**

1. First, we should raise the price of cigarettes. (What is the opposite of 'raise'? Is it 'lower?)
*Thursday, April 7, 2016 by rfvv*

**Math**

Her has $1500 in a retirement account earning 5% interest compounded annually. Each year after the first, she makes and additional deposits of $1500. After 5 years , what was her account balance if she did not make any withdrawals?
*Wednesday, April 6, 2016 by Lauren*

**math**

what is the value of -3/4-(3/-8) (the 3/4 fraction only has the - on the 3, not the entire fraction) a -1 1/8 B -3/8 C3/8 D 1 1/8 What I did is first find a common denominator making the equation -6/8-(3/-8)= -9/16 this is not one of the choices Can you please help. Thank you
*Wednesday, April 6, 2016 by sara*

**math**

a small mountain near tectonic plate line andes has been growing consistently in height each year. the first measured height was recorded i 1997. 1997; 997.7300 2000;997.7606 2005;997.7810 determine the regression equation for the data
*Wednesday, April 6, 2016 by sumit*

**History**

1.How did New England's textile industry affect both children and women? (5 points) ⦁ It allowed them to earn a living wage until the age of 25. ⦁ It gave them opportunities not available on family farms. ⦁ It permitted them to complete their schooling...
*Wednesday, April 6, 2016 by <3*

**Algebra**

A store is selling two mixtures of coffee beans in one-pound bags. The first mixture has 12 ounces of Sumatra combined with 4 ounces of Celebes Kalossi, and costs $15. The second mixture has 4 ounces of Sumatra and 12 ounces of Celebes Kalossi, and costs $21. How much does one...
*Wednesday, April 6, 2016 by Makaila*

**Algebra**

Shirley is drawing triangles that have the same area. The base of each triangle varies inversely with the height. What are the possible base and height of a second triangle if the first triangle's base is 12 and its height is 8? Select one: a. 120 and 80 b. 10 and 10 c. 60...
*Wednesday, April 6, 2016 by Makaila*

**Algebra II**

1. Which represents the first two terms of the sequence: a_1 = 2 and a_n = -2(a_n-1)^2 option a. -8, -128 option b. 16, 1024 option c. -2, 16 option d. 2, -8 2. Which is the seventh term in the sequence: a_n = -1/125 * 5^n-1 option a. -125 option b. -625 option c. -25 option d...
*Wednesday, April 6, 2016 by 1234White5678*

**World History Honors**

I have to create 10 questions about the Guillotine? My first one is Why did Robespierre prefer suicide than being sentenced to death by the guillotine? However I also need the answer and I believe that it may have had to be because he was too embarrassed to be hanged in front ...
*Wednesday, April 6, 2016 by Reina Bonilla *

**Physics**

Calculate the formula for coefficient of kinetic friction in an inclined plane with a pulley and two masses coonected by a rope. You can only use the weight of the two masses, the height where the second object is and the distance that the first object does and the angle of ...
*Wednesday, April 6, 2016 by Arthur*

**History**

My grandmother's mistress had always promised her that, at her death, she should be free; and it was said that in her will she made good the promise. But when the estate was settled, Dr. Flint told the faithful old servant that, under existing circumstances, it was ...
*Wednesday, April 6, 2016 by Broward*

**PHYSICS**

When a person wears a hearing aid, the sound intensity level increases by 35 dB. By what factor does the sound intensity increase?
*Wednesday, April 6, 2016 by Orla*

**Chemistry**

For the H 3 CNCO molecule, (Note: The atoms are bonded in the order CNCO, with the three H atoms bonded to the first carbon atom.) answer the following questions. What is the ideal H-C-H bond angle? (0, 30, 45, 60, 90, 109, 120, 145, or 180.) What is the ideal N-C-O bond angle...
*Wednesday, April 6, 2016 by Anonymous*

**social studies!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!**

1. The first state to grant women equal suffrage was ______, in 1869 maryland whyoming califonia newyork 2. Which incident led to congress's declaring war on spain? explosion of the Maine arrest jose marti spanish ships on santinago capture of san juan hill 3. The first ...
*Wednesday, April 6, 2016 by Quzzy modo*

**Language**

1. In the 1800s, it was believed women were good at working on projects to improve the community because (5 points) women were better leaders than men. women were better planners than men. women were more emotional than men. ****women were more moral than men. 2. Which of ...
*Wednesday, April 6, 2016 by Anonymous*

**math,science,tourism,geography**

First option i want to be a social worker.sec option to be a police.last option is be a tourism management. Where do i go to further my study and what are the reguirement for this courses?
*Wednesday, April 6, 2016 by nancy*

**chemistry**

You have two sealed jars of water at the same temperature. In the first jar there is a large amount of water. In the second jar there is a small amount of water. Using 3 -4 sentences explain how the vapor pressure of water in the first jar compares with the vapor pressure of ...
*Wednesday, April 6, 2016 by emily*

**Math**

A bag contains 5 red marbles, 3 green, 1 lavender, 3 yellow, 2 Orange. Q. How many sets of four marbles include none of the red ones? First I computed C(14,4) to find out how many sets of 4 could be formed. Total # sets =1001. Then I subtracted the number of sets with 1, 2, 3...
*Wednesday, April 6, 2016 by Gilberto*

**calculus**

a mass m is projected vertically upward with an initial velocity u. the air resistance is given as kv^2. the mass returns to point of projection with velocity v0. prove terminal velocity is given by vT=uv0/sqrt(u^2-v0^2). Hint distances travelled upwards and downwards are same...
*Wednesday, April 6, 2016 by wes*

**5th grade math**

Two pails of different sizes contain 34.5 liters of water altogether. When 0.68 liter of water is poured from the bigger pail into the smaller pail, the amount of water in the bigger pail is 9 times that in the smaller pail. How much water was there in each pail at first?
*Tuesday, April 5, 2016 by Bella*

**math**

Blair opens his investment account with $500. He loses $15.45 the first month, and then gains $35.68 the second month. If his net gain after 3 months is $40, how much money did he gain in the 3rd month? *
*Tuesday, April 5, 2016 by billy*

**Chemistry**

For the H 3 CNCO molecule, (Note: The atoms are bonded in the order CNCO, with the three H atoms bonded to the first carbon atom.) answer the following questions. What is the ideal H-C-H bond angle? (0, 30, 45, 60, 90, 109, 120, 145, or 180.) What is the ideal N-C-O bond angle...
*Tuesday, April 5, 2016 by Anonymous*

**Algebra**

Two plumbers received a job. At first, one of the plumbers worked alone for 1 hour, and then they worked together for the next 4 hours. After this 40% of the job was finished. How long would it take each plumber to do the whole job by himself if it is known that it would take ...
*Tuesday, April 5, 2016 by Hansel*

**Chemistry**

Draw the most important Lewis structure for the H 3 CNCO molecule. (Note: The atoms are bonded in the order CNCO, with the three H atoms bonded to the first carbon atom.) After you have identified the most important Lewis structure, answer the following questions. What is the ...
*Tuesday, April 5, 2016 by Anonymous*

**Statistics**

θ=0.5 θ=1 θ=2 θ=3 λ = 2 θ = 0.5 μ = 0.5 σ = 0.5 θ=0.5 0 2 1 0.270670566 2 0.036631278 3 0.004957504 4 0.000670925 5 9.07999E-05 draw the graph for θ=1 θ=2 θ=3 The first θ=0.5 graph was drawn for you so follow the...
*Tuesday, April 5, 2016 by Eddy*

**Math**

I have 9 coins, and they equal .60cent. I need two combinations.... myou're first combination is: 1 quarter 3 dimes 5 pennies What's the 2nd combo?
*Monday, April 4, 2016 by Klo*

**Algebra**

It took 4 hours for a biker to travel from one city to another going at a certain speed. On the return trip, the biker traveled at the same speed for the first 100-km and then for the rest of the trip he traveled at a speed which was 10 km/hour slower than the original speed, ...
*Monday, April 4, 2016 by Alec*

**Bus. Math**

a. Graduated payments result in the borrower paying A. more at the beginning of the mortgage. B. less at the beginning of the mortgage. C. the mortgage at 1¨M2 the standard rate. D. less at the end of the mortgage. Answer: B 2. When are annuity due payments made? A. At the...
*Monday, April 4, 2016 by Amy*

**Teacher aid**

I have tried to find the answer to my question can someone help me? According to the SMCR model, problems in communications can arise when the speaker fails to do what? A)have a neat appearance B)have outside interests C)maintain eye contact with the receiver D)speak on the ...
*Monday, April 4, 2016 by Maybell*

**History**

3.)Which of the following best describes the contributions of charles loring brace? A.)He work resulted in the creation of mental hospital across America. B.)He founded the children's Aid Society to help New York City's poor children. C.)He developed child child labor ...
*Monday, April 4, 2016 by #FreeGucci*

**Business Math**

Jane is having difficulty deciding whether to put her savings in the Mystic Bank or in the Four Rivers Bank. Mystic offers a 12% rate compounded quarterly, and Four Rivers offers 14% compounded semiannually. Jane has $40,000 to invest and expects to withdraw the money at the ...
*Monday, April 4, 2016 by Ash*

**stas**

find the probability of correctly answering the first 2 questions on a multiple choice test if random guesses are made and each question has six possible answers
*Monday, April 4, 2016 by bill*

**Physics**

A force of 5.0 N acts on a 15 kg body initially at rest. Compute the work done by the force in (a) the first,(b) the second, and (c) the third seconds and (d) the instantaneous power due to the force at the end of the third second.
*Monday, April 4, 2016 by Hammad*

**algebra**

a 38 inch piece of steels is cut into three pieces so that the second piece is twice as long as the first piece, and the third piece is three inches more than four times the length of the first piece. find the lengths of pieces.
*Monday, April 4, 2016 by maria*

**maths**

A) In an arithmetic progression the sum of the first ten terms is 50 and the fifth term is three times the second term (1) Calculate the first term (2)Calculate the sum of the 20 terms
*Sunday, April 3, 2016 by oliver*

**Math**

The school store opened on the first day of scroll with 56 notebook and 24 pencils. Within two days it sold all of these items. On the first day, twice as many notebooks were souls as pencils. On the second day for every 5 notebooks sold, 2 pencils were old. How many notebooks...
*Saturday, April 2, 2016 by Manuel chua*

**math**

We consider the non-homogeneous problem {y''-16y} = {256x^{2}} First we consider the homogeneous problem {y''-16y} = 0 : 1) the auxiliary equation is a r^2+br+c = =0 . ________________ 2) The roots of the auxiliary equation are (enter answers as a comma ...
*Saturday, April 2, 2016 by Leah*

**math**

A parking lot charges a flat rate of x dollars for any amount of time up to two hours, and x 6 1 for each hour or fraction of an hour after the first two hours. How much does it cost to park for 5 hours and 15 minutes?
*Saturday, April 2, 2016 by ejra*

**Fractions**

I spent 3/5 of my pocket money and had $20 left. what did I have at first
*Saturday, April 2, 2016 by Tobias*

**Math**

Nathaniel school is selling tickets to a spring Musical on the first day of ticket sales the school so 3 senior citizen tickets and nine children tickets to for a total of $75 the school took in $67 on the school on the second day by 8 senior tickets and 5 child tickets. What...
*Saturday, April 2, 2016 by Naseem*

**math**

Choose 5 ordered pairs whose first component is the additive inverse of the second component. Plot these points and connect them. What kind of figure do you get? In what quadrants does the figure lie?
*Saturday, April 2, 2016 by Anonymous*

**PHYSICS**

A player kicks a ball at an angle of 37 with the horizontal and with the initial velocity of 14.6m/s. A second player standing at a distance of 30.5m from the first in the direction of the kick starts running to meet the ball at the instant it is kicked. How fast must he run ...
*Saturday, April 2, 2016 by PEACE*

**maths**

S, H and J won $500 from a luck draw. S received 1/3 as much money as J, If J gives $33 to S, S will have 5/6 as much money as J. How much money did H have at first
*Saturday, April 2, 2016 by Anonymous*

**Math**

Find the function rule... (X) -2, -1, 0, 1, 2 (Y) 9, 4, -1, -6, -11 This is my first question ever.......
*Friday, April 1, 2016 by ????????????????????*

**Calculus**

Find the exact value of cot(arcsin(12/13)) and cos(arcsin(1.7/2)) I know that cos(arcsin(x))=sin(arccos(x))=sqrt(1-x^2). I'm having more difficulty with the first one. Please help! Thank you
*Friday, April 1, 2016 by Emily*

**mathematics**

A student scores 86% in the first terminal and 75% in the second terminal.What percentage must he score on the final exam to obtain an average of 80%. The exams are weighted as first terminal 20%,second terminal 40% and the final exam 40%.
*Friday, April 1, 2016 by ansita*

**History**

3.)Which of the following best describes the contributions of Horace Mann? A.)Horace Mann helped establish child labor laws that required children to attend school. B.)Horace Mann was the first person to print educational materials in Braille for blind children. C.)Horace Mann...
*Friday, April 1, 2016 by #FreeGucci*

**Math**

The scale drawing to the right shows the first floor. The actual dimensions of the garage are 20 ft by 25 ft. ( Scale is 1 by 1 1/4) . How many ft does each inch represent? The whole thing is a little confusing, any tips however?
*Thursday, March 31, 2016 by Leah*

**Language **

Sheila picture won first in art contest
*Thursday, March 31, 2016 by Tekhia*

**World history CHECK my answers please**

9. Thousands of Japanese American were forced to leave their homes and live in government provided communities for the duration of WWII. These temporary housing units were called: Tenement Housing Internment Camps**** 13. Why was the Korean War significant to the Cold War? It ...
*Thursday, March 31, 2016 by Anonymous*

**College Algebra/pre-calculus**

The Pointless Pencil Company purchases a new stamping machine for the production line that cost $8000. The equipment will be replaced in 10 years at which time its salvage value is expected to be $1000. Write a linear equation giving the value, y, of the machine during the ...
*Thursday, March 31, 2016 by Natalie*

**Physics**

Two students are on a balcony a distance h above the S street. One student throws a ball vertically downward at a speed vi ; at the same time, the other student throws a ball vertically upward at the same speed. Answer the following symbolically in terms of vi, g, h, and t. (a...
*Thursday, March 31, 2016 by Anonymous*

**Check my answers for world history please!**

*** by my answers 6. During the mid-1930s, President Roosevelt realized that most Americans? opposed U.S. intervention in the problems of Europe.***** were eager for the United States to solve Europe’s problems. were more concerned with the war than with U.S. domestic ...
*Thursday, March 31, 2016 by Anonymous*

**Algebra 2**

Describe an infinite geometric series with a beginning value of 2 that converges to 10. What are the first four terms of the sequence? a{1} = first term of series ̳4; 202; &#...
*Thursday, March 31, 2016 by Ke$ha*

**chemistry**

You have two sealed jars of water at the same temperature. In the first jar there is a large amount of water. In the second jar there is a small amount of water. Using 3 -4 sentences explain how the vapor pressure of water in the first jar compares with the vapor pressure of ...
*Thursday, March 31, 2016 by louren*

**Physics**

A stationary curling stone is struck in a glancing collision by a second curling stone of equal mass. If the first stone moves away at a velocity of 0.92 m/s [N71¡ã W] and the second stone moves away at a velocity of 1.25 m/s [N44¡ã E], what was the ...
*Wednesday, March 30, 2016 by tom*

**Algebra 1-Factor by Grouping Help! **

Factor. Use factoring by grouping even though it would seem reasonable to first combine like terms 3u^2-7-21u+49 Would be the same procedure as factoring polynomial? Thanks!
*Wednesday, March 30, 2016 by clary*

**math**

lf the first of an AP is 7 and 80th term is 393,find the sum of the first 80 terms
*Wednesday, March 30, 2016 by prince*

**math**

Andrea has 8 blue socks and 4 red socks. She chooses one sock at random and puts it on. She then chooses another sock without looking. If the first sock is red, find the probability that the second sock will also be red. 1)3/11 2)1/6 3)2/11 4)1/12
*Wednesday, March 30, 2016 by Aubrey T.*