# Posts by noah

Total # Posts: 302

correct
2. ### math

what is the slope of the linear function
3. ### math

The data in the table illustrates a linear function. x, -3,0,3,6, y, -6,-2,2,6
4. ### math

ok thats what i thought thank you

Simplify 4!
6. ### maths

ohhh nevermind, I understand that scott was doing. my bad lol
7. ### maths

scott is correct although I don't think B is.
8. ### history

Which pull factor would most likely encourage an immigrant who wanted to raise and sell cattle in the United States A)industrial jobs B)inexpensive land C)the promise of freedon D)expensive land in home country
9. ### Math

A large university is interested in learning about the average time it takes students to drive to campus. The university sampled 238 students and asked each to provide the amount of time they spent traveling to campus. This variable, travel time, was then used conduct a test ...

thanks
11. ### history

thats what im stuck on

correct
13. ### history

the question was about lincolns assassination
14. ### history

reed that is the text
15. ### history

Explain why Lincoln's assassination put the future of the nation in question.
16. ### Social studies

its for connections academy
17. ### Social studies

it is the unit 2 lesson 12 test the marshall county contract
18. ### Social studies

“What kind of arrangement is agreed to in this contract?”
19. ### math

Nico is saving money for his college education. He invest some money at 5%, and \$1600 less than that amount at 3%. The investments produced a total of \$144 interest in 1yr. How much did he invest at each rate?
20. ### spanish

explain the significance of the song guantanamera
21. ### Math

I have tried to look up some but it’s no use google just sucks for me and here’s a couple -13x=-65 r/7=-8 b-10=-14
22. ### Math

I really need help with unit 5 lesson 14 Equations and inequalities unit test I have been working on this for days but I just don’t get it
23. ### 9th grade math

i spelt my name wrong lol
24. ### Physics

Find the de broglie wavelength of a 1500-kg car when its speed is 80 km/h. How significant are the wave properties of this car likely to be?
25. ### Physics

Can someone tell me what the mass of mars is compared to the earth? Mars mass is 6.39 × 10^23 and Earth mass is 5.972 × 10^24 thanks. :3
26. ### Math

How many squares with sides that are 6 inches long are needed to cover a square with a side length of 30 inches without overlaping?
27. ### algebra

also can anyone solve this A printing company uses the formula C=0.5x+10 to find the cost of printing x business cards which equation correctly solves the formula for x?
28. ### algebra

Rearrange the formula KE = 1/2 mv^2 for m
29. ### math

Which number can be added to a rational number to explain that the sum of two rational numbers is rational? a: pi b: 3 7/8 c: square root of 8 d: square root of 47
30. ### Physics

A rocket that weighs 7840 N on earth is fired. The force of propulsion is + 10 440N. Determine a) the mass of the rocket, b) the acceleration of the rocket, c) the velocity of the rocket at the end of 8.0 s.
31. ### math

Beth leaves her home on her bike, traveling down a long country road, at the rate of 8 mph. Her brother, Brandon, left 15 minutes after Beth on his golf cart along the same country road, traveling 12 mph. How long will it take Brandon to catch up with Beth?
32. ### algebra

When using the big hose and the small hose, Sam can fill her pool in 15 minutes. The small hose when used alone takes 60 minutes to fill the pool. How long would it take Sam to fill her pool using only the big hose? Don't understand how to set up equation.
33. ### Walk Two Moons Sharon Creech

someone is correct of course comeone has to be correct naruto
34. ### Math

Answer should be on pg 858 in your book
35. ### Calculus

My question is with a multi-part homework assignment that we got in class. The information given is : A factory manufactures widgets. The rate of production of widgets after t weeks is widgets/ week. The equation for this is dx/dt=30(1-(20/((t+20)^2))). The actual questions ...
36. ### Physics

1)We consider a hot-air balloon of mass 251 kg (basket and envelope). The spherical envelope of the balloon has a diameter of 19 m when fully inflated. To what temperature (in °C) must the enclosed air be heated for the balloon to carry five standard men? Assume the ...
37. ### geometry

A rectangle has a length that is 2 less than 3 times the width. If the perimeter is 84, find the dimensions of the rectangle.
38. ### geometry

Help!!! Line segment EF in the xy-coordinate plane has endpoints with coordinates (-4,9) and (6,4). What are two possible locations for point G so that G divides EF into two parts with lengths in a ratio of 1:4?
39. ### geometry

I have no clue to this. Please help. Line segment CD has endpoints with coordinates (1,2) and (9,6). What is the location for point E so that E divides CD into the ratio 3:1?
40. ### Math

Write the ratio in simplest form. 50:10 A.25:5 B.10:2 C. 5:1 D.1:5 Is the answer C?
41. ### math

you have an account which pays 10.4% annual interest, what is the minimum amount which must be invested to have \$4,000 in 11 years, assuming you compound a. daily b. continuously
42. ### Math

If 1 bag of mulch covers 2 cubic feet, how many bags of mulch do you need to cover a garden three inches thick, eight feet long, and four feet wide?
43. ### Math

you use ttm dont you

its right
45. ### Life Orientation

For my question
46. ### Chemistry

I know this is pretty general, but it is the question. What can you say about the energy spread of the radiation emitted by an atomic gas?
47. ### Physics

An organ pipe that is open a t both ends has a fundamental frequency of 382 Hz. What is the length of an closed end pipe that has a fundamental frequency exactly one octave higher? Report your answer in m.
48. ### partail fraction-maths help!plz

x^4+3x-2/[(x^2+1)^3(x-4)^2]=Ax+B/(x^2+1)+Cx+D/(x^2+1)^2+Ex+F/(x^2+1)^3+G/(x-4)+H/(x-4)^2 find A,B,C,D,E,F,H thank am tired of solving holy jesus!!!
49. ### sociology of theory...help

i can not access the web page at bobpursley..and yes am a university graduate...
50. ### math

Your company recently made a purchase of 25 identical tables. The purchase price after adding 5% sales tax was \$1,706.25. You later realize that you only needed 20 tables. If you decide to return five tables, what would be the refund amount before tax?
51. ### Math

What shape has 21 faces and 14 vertices
52. ### Algebra A

I, agree with Steve so the answer would be 76. Please do not post Aops alcumus problems on other websites. If you need help, go to the alcumus forum and post there.

correct

40
55. ### Math

What are the true answers?

Hahz
57. ### Chemistry

Everything is correct, except "E" is Hydrogen Bonding because there is a Hydrogen directly bonded with the Oxygen.
58. ### algebra

Complete the table below to solve the equation 2.5x − 10.5 = 64(0.5x). x f(x) = 2.5x − 10.5 g(x) = 64(0.5x) 2 3 4 5 6
59. ### Mathematics

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 165 and a variance of 16. The material is considered defective if the breaking strength is less than 156.2 pounds. What is the probability that a single, randomly selected ...
60. ### Math

Y=5sin(3.14(x-3.14/4))
61. ### math

can someone tell me why 9/15 is equivalent to 3/10 I cant seem to figure it out,??
62. ### Psychics

a ball is projected horizontally from the edge of a table that is 2.00m high and it strikes the floor at 2.40m from the base of the table. what is the initial speed of the ball
63. ### World history

What is the difference between the Sunni and the Shiite Muslims? Why did they split?
64. ### World history

What role did caliph play in history ?
65. ### algebra 2 A

someone please give me some inital velocitys for fireworks lolol

No

6.5 feet
68. ### math

the ratio of gas to ethanol is 17 to 3, how much ethanol is in 600 gallons of mixture
69. ### PreChem

Classify each of the reactions. precipitation, acid-base neutralization, redox C2H4(g)+3O2(g)----> 2CO2(g)+2H2O(l) Cu(s)+FeCl2(aq)---->Fe(s)+CuCl2(aq) HI(aq)+LiOH(aq)---->H2O(l)+LiI(aq)
70. ### civics

it is libel

koop is real is right i just toke the test and i got a 100%
72. ### Chemistry

I figured it out, the numbers a really 0.236-0.141, I was looking at the wrong Reduction half-reactions.
73. ### Chemistry

Consider the following description of a voltaic cell: A 1.0 M solution of Ni(NO3)2 is placed in a beaker with a strip of nickel metal. A 1.0 M solution of SnSO4 is placed in a second beaker with a strip of Sn. The two beakers are connected byba salt bridge and the two ...
74. ### Science

ud my man it's obviously D because it looks complicated
75. ### Chemistry

a solution of 25 ml of HCL is neutralized by 42.5 ml of 0.10 M concentration of NaOH.Need to write a balanced equation for the reaction
76. ### math

@no name. i’m really sorry, i think it depends on what state you’re in because i’m in texas :p my bad bro
77. ### math

these are the real answers. i took the test. D C D C C C A D A C B D C C D C A A
78. ### math

Two people start from the same point. One walks east at 4 mi/h and the other walks northeast at 3 mi/h. How fast is the distance between the people changing after 15 minutes? (Round your answer to three decimal places.)
79. ### physics

hummingbirds beat their wings 1500 times in 30seconds calculate frequency and the period
80. ### Chemistry

when electricity is passed through water, the water decomposes into hydrogen gas and oxygen gas. when 10.00 kg of water were decomposed this way, 5788 l of oxygen gas were produced at 25 degrees celsius and 1 atm pressure. what is the percent yield of oxygen by volume?
81. ### Chemistry

If the density of ethyl alcohol is 0.789 g/mL, how many quarts can be produced by the fermentation of 100.0 lb of sugar?

Two carts with masses of 4.20 kg and 2.44 kg move toward each other on a frictionless track with speeds of 4.92 m/s and 3.87 m/s respectively. The carts stick together after colliding head-on. Find the final speed.
83. ### Business Statistics

Customers arrive at a movie theater at the advertised movie time only to find that they have to sit through several previews and prepreview ads before the movie starts. Many complain that the time devoted to previews is too long (The Wall Street Journal, October 12, 2012). A ...
84. ### science

the neuron that transmit the signal to your foot to kick a soccer ball are called reflexes motor neurons sensory neurons interneurons
85. ### science

the neuron that transmit the signal to your foot to kick a soccer ball are called reflexes motor neurons sensory neurons interneurons
86. ### Chemistry

hey i have that question too!! is urs on a test by chance??? I'm confused by e
87. ### chemistry

If you mix 50 grams of NaHCO3 in 2.0 liters of water, calculate molarity & molality

thanks

thx james
90. ### social studies

Yes thank you I got 7/7!!
91. ### geometry

My problem is with a parallelogram that has three numbers which are 88 degrees,104,and 80. Then the fourth on is 8x minus 2 how do I slove this
92. ### Health part 2

The answers is B. becuase I took the test
93. ### science help plzzz

thx, I got a 100% the answers are a,c,a,c,d

6.49 m/s
95. ### Astronomy

Cheating on the final exam, I see. :P Dont. Try to figure the answer out yourself!
96. ### Astronomy

Cheating on the final exam, I see. :P Dont. Try to figure the answer out yourself!
97. ### math

suppose that a, b, c ,and d are positive integers whose sum is 100 and a-c=5.What is the greatest possible value of ab-cd answers
98. ### math

Joel walked 2/5 of a mile to the store, 3/10 of a mile to the library, and 1/20 of a mile to the post office. let X = the total distance Joel walked. how far did he walk?