Monday

January 16, 2017
**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 Â¦ÃŒ = 0.250. ...

*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 1Â¨M2 the standard rate. D. less at the end of the mortgage. Answer: B 2. When are annuity due payments made? A...

*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 Europeâ€™s problems. were more concerned with the war than with U.S...

*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 [N71Â¡Ã£ W] and the second stone moves away at a velocity of 1.25 m/s [N44Â¡&...

*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.*

**History**

The U.S. Army at first failed to stop raids by Native Americans for all these reasons EXCEPT? a. it failed to build forts. b. the soldiers were untrained. c.the soldiers were inexperienced. d. it did not have enough soldier

*Wednesday, March 30, 2016 by Aisha*

**Finance: Mortgages**

A borrower received a 30-year ARM mortgage loan for $200,000. Rate caps are 3/2/6 (initial adjustment cap/periodic interest rate cap/lifetime interest rate cap). The start rate is 3.50% and the loan adjusts every 12 months for the life of the mortgage. The index used for this ...

*Wednesday, March 30, 2016 by Cara*

**physics**

An inquisitive physics student and mountain climber climbs a 50.0m high cliff that overhangs a calm pool of water. He throws two stones vertically downward, 1.00 s apart, and observes that they cause a single splash. The first stone has an initial speed of 2.00 m/s. (a) How ...

*Wednesday, March 30, 2016 by Anonymous*

**Biology **

We are learning about proteins and their structure, but one thing is confusing me. At what structural point is something considered a protein? Is a protein formed after two amino acids synthesis, or is a protein the whole structure (all four levels) put together? I would think...

*Wednesday, March 30, 2016 by Jana*

**programming and visual basics**

Using pseudocode or a flowchart write a program that does the following: Design the logic for the game Hangman, in which the user guesses letters in a hidden word. Store the letters of a word in an array of characters. Display a dash for each missing letter. Allow the user to ...

*Wednesday, March 30, 2016 by mel*

**Biology**

In the classification of eukaryotes, protsists were once placed in a single kingdom. Briefly evaluate whether this classification system is accurate. Why might it be difficult to classify some slime molds as unicellular or multicellular? I know the first one is innacurate, but...

*Wednesday, March 30, 2016 by SkatingDJ*

**Maths**

Two nomads leave camp at the same time.one walks at 5km/h on a bearing 039 degree.the other walks at 7.5km/h on a bearing 265 degree.after 2 hours how far apart are they and what is the bearing of the second from the first?

*Wednesday, March 30, 2016 by Bright ulubi*

**arithmetic progression**

four positive integers form an arithmetic progression . if the product of the first and the last terms is 70 and the second and third terms are 88, find the first term

*Wednesday, March 30, 2016 by Superstix*

**accounting**

martin and company purchased a fixed asset on 1/4/2010 for Â£250000.depreciation is o be provided at 10% annually according to the straight line method. the books are closed on 31wst march every year. prepare fixed asset account and depreciation account for the ...

*Wednesday, March 30, 2016 by lisa*

**us history**

Which of the following best describes the contributions of Dorothea Dix? Â Dorothea Dix helped found the first homeless shelter for poverty stricken families in the late 1800s. Dorothea Dix educated people about mental illness and the possibility of recovery for ...

*Tuesday, March 29, 2016 by anon*

**English**

1. Take the down escalator on the right. 2. Take the up escalator on the left. 3. Use the escalator to go to the third floor. 4. Use the elevator to the third floor. 5. Take the elevator to the third floor. 6. Take the stairs to go to the first floor. 7. Use the stairs to the ...

*Tuesday, March 29, 2016 by rfvv*

**math**

A baker bought some butter. He used 360 grams to make some pastry. This was 5/6 of the butter he had. How much butter did he buy at first?

*Tuesday, March 29, 2016 by Reily*

**World history check my answers please**

my answers have a ***star next to them 1. Who coined the term â€œIron Curtainâ€? a. Harry Truman b. Joseph Stalin c. Winston Churchill*** 2. What best describes the Truman Doctrine? a. Provide food and goods for post-Nazi Germany b. Provide for...

*Tuesday, March 29, 2016 by Anonymous*

**History**

7.)Which answer correctly explains why most factories were located along the eastern coast? A.)The first factories took over ship building areas B.)Shipping companies were the first to switch to factory building C.)Early factories needed sea water for processing raw materials ...

*Tuesday, March 29, 2016 by #FreeGucci*

**Math **

An auditorium has 150 rows of seats. The first row has 15 seats, the second row has 17 seats, the third row has 19 seats, and so on, each row having two more seats than the previous row. How many seats are there together in the auditorium.

*Tuesday, March 29, 2016 by Jay*

**Calculus**

Use the function f to solve the following: a) Local minima, local maxima, and stationary points if any. Show work. b)Intervals of upward concavity and downward concavity if any. Show work. c) Inflection points if any. Show work. f(x)=2x+1/x-2 Please, don't do steps for ...

*Tuesday, March 29, 2016 by Alice*

**History**

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 historically ...

*Tuesday, March 29, 2016 by MsHemmoPenguin*

**math **

the slop of the line that goes through (-3, -6) and (-3,-6)is._____ you may find it it helpful to graph the points first

*Monday, March 28, 2016 by awesome*

**History **

5.)what was the main benefit of the factory system? A.)it cut cost's and made workers more efficient *** B.)it gave people their first chance too support themselves C.)it reduced pollution caused by family-based power sources D.)it increased the value of the workers and as...

*Monday, March 28, 2016 by #FreeGucci*

**math**

Kevin will rent a car for the weekend. He can choose one of two plans. The first plan has no initial fee but costs $0.90 per mile driven. The second plan has an initial fee of $50 and costs an additional $0.70 per mile driven. How many miles would Kevin need to drive for the ...

*Monday, March 28, 2016 by marisol*

**Finance**

Universal Laser, Inc., just paid a dividend of $3.30 on its stock. The growth rate in dividends is expected to be a constant 6 percent per year, indefinitely. Investors require a return of 15 percent on the stock for the first three years, a rate of return of 13 percent for ...

*Monday, March 28, 2016 by Jason*

**Social studies**

3.The magna carta was the first step toward England's? A. large cities B. war with france C. merchant guilds D. more democratic government (MY ANSWER) 4.athens permitted citizens to take part directly in the day-to-day affairs of goverment and became the worlds first... A....

*Monday, March 28, 2016 by LOVE*

**Civics - check my answers**

1. Sixth Amendment "In all criminal prosecutions, the accused shall enjoy the right to a speedy and public trial, by an impartial jury of the State and district wherein the crime shall have been committed, . . ." What were the Founding Fathers most likely concerned ...

*Monday, March 28, 2016 by Anonymous JAK*

**pe plz help**

1. The first step in getting help for drug abuse is (1 point) A: detoxification. B: withdrawal. C: joining a therapeutic community. D: recognizing the problem** 2. A place where former drug abusers live together and learn to be drugÂfree is called (1 point) A: detox...

*Monday, March 28, 2016 by rhydian morris*

**p.e/ drugs**

1. The first step in getting help for drug abuse is (1 point) A: detoxification. B: withdrawal. C: joining a therapeutic community. D: recognizing the problem 2. A place where former drug abusers live together and learn to be drugÂfree is called (1 point) A: detox ...

*Monday, March 28, 2016 by rhydian morris*

**English**

You can't fly to Canada in an hour. It's impossible. ==================== What is the meaning of 'in' in the first sentence? Does 'in' mean 'within' or 'after'?

*Monday, March 28, 2016 by rfvv*

**English**

1. Because it was a rainy day, he took an umbrella with him. 2.Because it was a rainy day, he took an umbrella. ================= Do we have to use 'with him' as in the first sentence? How about #2? What is the difference between Sentence 1 and Sentence 2?

*Monday, March 28, 2016 by rfvv*

**physics**

solid sphere,thin walled hollow sphere,solid cylinder from above the ground in the same mass and radius which object reach first the ground?

*Monday, March 28, 2016 by Yonas *

**physics**

Moving with uniform acceleration a body covers 80 m in first 5s and 180m in next 5s.find initial velocity and acceleration

*Monday, March 28, 2016 by rushil*

**PHYSICS**

A 3.50 kg ball with a velocity of 10.00 m/s collides with a stationary ball with a mass of 5.00 kg. After the collision, the first ball travels at a 42.6 degree angle from its original path, while the second ball travels at a -26.7 degree angle from the other ball's ...

*Sunday, March 27, 2016 by Omar*

**College Algebra 1 **

Factor completely. Remember to look first for a common factor and check by multiplying. if polynomial is prime, state this. -36a^2-96ab-54b^2 I couldn't find the right answer.

*Sunday, March 27, 2016 by clary*

**Algebra**

Lisa set a weekly goal of jogging 18 miles. On each of the first 3 days, she jogged 2 3/8 miles. How many more miles must she jog to reach her goal?

*Sunday, March 27, 2016 by Ashley*

**Chemistry**

Phosphorus fertilizers are derived from phosphate rocks, called florapatite, Ca5(PO4)3F. Fluorapatite is insoluble in water, so it must first be dissolved using excess sulfuric acid to form water soluble calcium dihydrogen phosphate Ca(H2PO4)2. If a posdered 5 gram sample of a...

*Sunday, March 27, 2016 by Mae*

**math**

geoff planted dahlias in his garden. dahlias have bulbs that divide and reproduce underground. in the first year, geoff's garden produced 8 bulbs. in the second year, it produced 16 bulbs, and in the third year, it produced 32 bulbs. if this pattern continues, how many ...

*Sunday, March 27, 2016 by s c r e a m i n g*

**Pre calc 11**

Sum of first 12 terms of arithematic series is 186, 20th term is 186. Wat is sum of the first 40 terms

*Sunday, March 27, 2016 by Amansandhuwilldie*