1. English

1. You should study hard to get into university. 2. You should study hard to go into university. 3. You should study hard to go to university. 4. You should study hard to get to university. 5. You should study hard to enter university. (Are all the same in

2. world geo

in kazakhstan ______ led to radiation pollution. A)nuclear weapons B)biological weapons testing C)weapons transport system my choose is a. oil well fires ____ during the persian gulf war. A)threanted millions of birds B)destroyed millions of gallons of oil

3. AP US History

Could Presidential Reconstruction have succeeded if politically skilled Abraham Lincoln instead of politically inept Andrew Johnson had been president?

4. college

find the x- and y- intercepts f(x)= 25x^2+10x+1

You want to estimate 5.25-3.3. Why would using front-end estimation and adjusting tell you more about the answer than rounding?

6. College Algebra 2

The number of tickets sold each day for an upcoming performance of Handel's messiah is given by N (x) = 0.4x^2 + 11.2x + 12 where x is the number of days since the concert was first announced. when will daily tickets sales peak and how many tickets will be

7. physics

(a) If the maximum acceleration that is tolerable for passengers in a subway train is 1.52 m/s2 and subway stations are located 1030 m apart, what is the maximum speed a subway train can attain between stations? b)what is the travel time between stations?

8. English

1. If anyone doesn't find me, I will die. 2. If no one finds me, I will die. (Are both grammatical?) 3. You have to practice playing the piano. 4. You have to practice to play the piano. 5. You have to practice the piano. (Which ones are correct from #3 to

9. Science

What types of bonds are found in CH3CH2CH2Br?

10. us history ap/cc

My teacher told us that we need to write an essay answering this thesis statement; Why is it so important to study history? Or is it? I know that history is very important to study no matter how boring it may be!! But now I cant think of three reasons

11. Statistics

Can a categorical variable be an outlier? Ex...If students in a class was asked what color their hair color was and most said brown or blonde but one replied white is this person considered an outlier?

12. Computers (Anonymous)

Your post has been removed. Once you write up YOUR THOUGHTS, please re-post, and someone here will be happy to comment. ------------------ Distinguish between computer data represented by the state of a computer’s electrical switches and the meaningful

13. college

How many solutions does the following system have: 6x-3y=9, 2x-y=3

14. college

Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in standard form ax^2 + bx + c =0 The solutions are -10, 3 The equation is blank = 0

15. Math

If a ractangle has a length of 2x-1 and width x+5 and has an area of 156 square units, what is x?

16. mat116 wk 1 checkpoint algebraic expressions

help...its due today

17. music

which composer use components in music? what are the 5 major Components in music.

18. world history

For my timeline what do you think I could you as a symbol of the Globe Theater???

19. Math

If a ship dumped 10.8 million gallons of oil into the open ocean, how many square miles of ocean would be covered by an oil slick that is .5mm thick?

20. math

I am a little confused on the first question of this problem could someone please check my answers and please explain why and what I need to do to get correct answer thank you Calculate the mean, and write this as a mixed fraction.

asked by My worst subject is math
21. math

How do I write this problem? to receive a grade B- in a math course, you must have a mean of 83 on five tests (4 tests + one final) all 100 pts maximum each. Your scores thus far are 85,79,82,and 81. How many points must you have on the final, to earn the

22. world geo

the graet man made river carries freshwater across: A)libya B)iraq C)turkey my choose is c limited freshwaters resources have forced countries to use the process of: A)reservoirs B)aquaducts C)desalination my choose is b

23. education

conflicts between the legal and ethical issues confronting the education of english language learners.

24. algebra

I am having a hard time - please guide me to solve by the substitution method. 5m + n = 36 m -7n = 36 A big ty:)

25. math

decide if the given number is a solution to the given equation. x/4 = 5;20

26. art

Janet invested \$26,000, part at 6% and part at 3%. If the total interest at the end of the year is \$1,080, how much did she invest at 6%?

27. mathematics

Determine whether the statement is true, false, or sometimes true. 1) If x and y are both integers, 1) then (-x)3 = -x3 A) Sometimes true B) True C) False

28. English

We're supposed to write a Reader's Response Journal on a passage from the book The Alchemist. I was wondering if mine sounded alright. Does it need any work? Is it sloppy or weak? ANY tips appreciated. :) ~~~ The King of Salem explained that a person’s

29. English

I need help identifying the parts of speech. Here is a sentence I need help with: "I was wondering if you could help me out with writing this sentence."

30. science

a clear colourless liquid used to test for a gas which your body gets rid of.

31. History

I have been surfing the web for thirty minutes to no avail, trying to find a red flag with a baby blue stripe, a yellow star and a yellow hammer and sickle crossed. Can anyone tell me the organization that this flag belongs to?

32. science

If a soft drink contains high concentration of sugar and carbon dioxide, which of the following may be expected to happen if it is cooled down?

33. cook

what are the 3 different types of microorganism

34. Calculus

Given that f(x)=x^6h(x) h(-1)=3 h'(-1)=6 Calculate f'(-1).

35. chemistry

what is the molarity of the solution which contains 5.0g of NaOH(formar weight=40g/mole)dissolved in water to make 200 ml of soluitons?

36. math

if the base of a parallelogram is 2 1/2 and its height is 1 1/2 what is its area?

37. Math

I think this will be the last one. Find the radius of circle C if the measure of anglePQR=24° and the length of arc PR is 8pi. Answers: a.15 b.20 c.30 d.60 e.45 The diagram looks like a circle with its center at C. At a point on the edge of the circle is

38. college majors

I want to become a pediatrician, what should i major in college for?

39. scientist

In 1976 a powerful earthquake hit the city of Tangshan, China. Scientists had failed to predict the earthquake. If people had paid attention to the unusual animal behavior that preceded the earthquake, however, they would have known it was coming. Animals

40. math

Solve by using the elimination method x+2y=6 -x+3y=4

list and discused all electronic sources of information for business.

42. world history

Can someone help me find an example of a timeline with symbols/pictures? Thanks:)

43. psychology

What are the central themes and strategies of positive psychology.

44. Math

If a ship dumped 10.8 million gallons of oil into the open ocean, how many square miles of ocean would be covered by an oil slick that is .5mm thick?

45. English

Please look at my mini-essay and tell me what needs improvement! It's a response to a passage from a book. Thank you. :) Millions of people all around the world are living in the past or looking to the future. “2012 is the end of the world,” “When I

46. literature

Of Mice and Men by John Steinbeck. Choose one of the characters who is introduced in Chapter Two and write an essay analyzing the various forms of characterization. I've chosen Curley's wife who I think represents darkness. I guess I'm a bit lost on the

48. Math

I have no idea how to solve this problem. Any help would be appreciated. Suppose rayBC bisects angleABE, and D is the interior of angleABC. If the measure of angleCBD=28° and the measure of angleABE=136°, find the measure of angleABD. Answer Choices: a.

49. math

S/A=4.5,D/A=4.5, N/E =.80 & A = D + E solve for N/S

50. math (?)

Fractions equivalent to 4/10? are 1/2 and 4/10 equivalent fractions?

51. math

Find the reciprocal of 1/7(-7-10)

52. Biochemistry

Explain in detail whether or not a single amino acid could be an effective antigen and how a single amino acid substitution could affect ligand binding?

53. maths

2) If x and y are both integers, 2) then xy = - x · y A) False B) True C) Sometimes true

54. Math

decide how many times out of 20 tosses you would expect heads to appear and how many times you would expect tails to appear and calculate its deviation.

55. calculus

x arc cos square root of4x+1

56. geology

how do fossils help in determining the relitive age of strata?

57. tech

in tech we are reasearching inventors chefs and designers i chose to research, Gordan Ramsey i have all ready found out most of my info which i need to collect but i am having trouble with, .who is his inspieation. and .why did he become a chef.

58. algebra

if x equals 0,1,2,3 and y = 5,10,15,20 what is the pattern written as an equation--please help can't figure out this one

59. science

how much energy is needed to heat 3kg of aluminium from 21 oC to 50 oC?

60. Proving Identities

Find the exact value of cos 75 degrees.

61. Algebra

x=2 y=4 2x+3y over 3x-y+2

62. Human Resource Man.

How can HR resolve Absenteeism and tardiness

63. Calculus

If the equation of the tangent line to the curve y=9cosx at the point on the curve with x-coordinate 3pi/4 is written in the form y=mx+b then m=? and b=?