# Posts by JOshua

Total # Posts: 684

Data Management
A box contains 14 yellow, 6 green, 10 purple, and 12 red candies jumbled together. What is the expected number of red candies among 5 candies poured from the box?

Math
Hey, I'm confused on this one problem and can you help me please? Thanks a bunch! :] The problem is: The figure consists of a square with 4 half circles surrounding it. If the perimeter of the figure is 87 yards, what is the radius of each half circle? What is the area of ...

Algebra2
The area of a rectangular field is x^2-x-72 m^2. The length of the field is x+8 m. What is the width of the field in meters?

First Year Chemistry
I have a question that I don't understand from my first year chem lab. Calculate the minimum volume of water needed to decompose all the excess Ethanoic Anhydride. Recall: 1.0g of H2O = 1.0 ml of water. How do I go about doing this?

Math
What is a motion pattern?

English-metaphors
It must be nice," she said. "It must be very nice. I wish women could do such things." "It ain't the right kind of a life for a woman. Her upper lip raised a little, showing her teeth. "How do you know? How can you tell?" she said. "I don...

English-metaphors
Is this quote a metaphor? "That's a bright direction, there's a glowing there." In context it seems like a metaphor since the direction she is looking in is not actually bright or glowing. there was a lot of text for the question but I thought it e too much. ...

Geometry
27....remember is volume 3x3x3

Geometry
Help me today,please!Don't give me the answers if you don't want to,but please give me an idea of what im supposed to do! :(

Geometry
Two angles of triangle FGH measure 33 degrees and 57 degrees.What is the measure of the third angle in FGH?

Trigonometry
Add and subtract as indicated. Then simplify your answer if possible. Leave answer in terms of sin(θ) and/or cos(θ). (Remember to enter trigonometric powers such as sin2(x) as (sin(x))2.) 1/sin-sin=

Chemistry
How does the formation of metallic bonds explain the fact that metals tend to conduct electricity?

Science
How does the formation of metallic bonds explain the fact that metals tend to conduct electricity?

geometry
If 3 inches represent 18 miles, what do 7 inches represent?

Algebra
c=6350/(425-3x) What is the cost and equation to remove 99% of the pollution in the pond?

Algebra
The cost, in millions, to remove x% of pollution in a pond is modeled by the equation: C=6350/(425-3x) . What is the cost to remove 75% of the pollution? Hint: Plug in and calculate, do not convert to a decimal. Can someone tell me how figure this out step by step recheck my ...

precalc
Suppose that z1=6-8i. Find: A. The Trig Form of the complex number z1, where your theta is in degrees. B. The Trig form of z1*z2, where z2=5[cos(60degrees)+isin(60degrees)] C. The Trig Form of (z1)^4

Pre-Calculus(Help)
Partial Fraction of the Rational Expression: x^2+x+8/x^3+x

Economics
Do you feel there are any imbalances to our wage structure in our economy? why? give an example

spanish
Al principio del cuento, el narrador y su familia de braceros migratorios tenían que mudarse a Fresno porque la cosecha de las fresas se había terminado. El narrador estaba triste porque no quería cambiar su vida, pero sus hermanos estaban emocionados ...

Math
Jim Gray invested \$8,500 four times a year in an annuity due at All-Star Investments for a period of 3 years at an interest rate of 12% compounded quarterly. Using the ordinary annuity table , calculate the total value of the annuity due at the end of the 3-year period. The ...

Further maths
The 7th term of an A.p is 20 and the 13th term is 38 find the ,1,70thterm ,2,11thterm

Further maths
The 7th term of an A.p is 20 and the 13th term is 38 find the ,1,70thterm ,2,11thterm

World History
Which Christian empire in southwest Asia did the Ottomans conquered? What was the capital of the Christian Empire in southwestern Asia that the Ottomans conquered?

reproductive system
What does pamouseen mean inreproduction

calculus
do you happen to see a slant asym.?

calculus
what is the vertical asymptote and horizontal asymptote of f(x) =1/4x^4-(3/2)x^(1/2)

cj
what is the sum of 756 and 249?

Physics
A particle of mass 5 kg is acted upon by a horizontal force of magnitude 16 N for 8 seconds, in which time it moves from rest until it is traveling with a speed v m/s. The particle continues to move with this speed for the next 15 seconds. it is brought to rest by the ...

Mechanics
A particle of mass 5 kg is acted upon by a horizontal force of magnitude 16 N for 8 seconds, in which time it moves from rest until it is traveling with a speed v m/s. The particle continues to move with this speed for the next 15 seconds. it is brought to rest by the ...

Mechanics
Light travels at 3*10^8 m/s. After how many seconds can the lighting reach a distance of be heard 2310 meters away from where it happened?

physics
The pilot of a plane looks at her speedometer to see that she is traveling at 165 km/h and she is heading north. An observer on the ground looks at the plane and it appears to be going 145 km/h. What is the velocity of the wind that is affecting the plane?

PHYSICS
25 N

physics
a jet airliner moving initially at 3..00X10^2 mi/h due east enters a region where the wind is blowing 1.0 x 10^2 mi/h in a direction 30 degrees north of east. A) find the components of the velocity of the jet airliner relative to the air. b) find the components of the velocity...

Chemistry
Thank you, the previous answers helped tremendously on my lab. I was then accepted into Harvard. Kisses from Jamaica.

scientist
why do scientists do experiments

math
im sorry i wont do that again

math

thank you

math

3.) 3x + y = -8 My answer: Y=-8 + -3x 4.)2x - y = 11 My Answer: y=2x + -11 5.) 4x + -8y = 24 My answer: y = 32x + -192 6.) 15x + 10 = -14 - 9x My answer: NEED HELP WITH THIS ONE.

Algebra
Thank you so much! How did you get those though? I cant seem to figure it out...

Algebra
Check these answers? ? 3x + y = -8 My answer: y=-11 2x - y = 11 My Answer: y=13

Algebra
Is that the answer? Thank you so much<3

Algebra
how would you work this out? C=3A + 3b

What are 2-3 questions that a critical reader and thinker should be asking himself or herself about logical deductive and inductive reasoning when reading arguments? These questions should be questions that will help increase comprehension and recall.

Maths
I am just starting to learn algebra. My question is -2n-(9-10n)=? I have to simplify this. I think it is 8n-9 Can you please tell me if this is correct or how to do it? Thanks a lot

French
this really helped me out too,!

math
What i am asking is how would i measure out 2.5cm diameter onto grid paper which my backyard design is on?

math
I have a math assignment and i am meant to do i backyard design and i have to fit in a fishpond which has an outside diameter of 2.5 and a water depth of 40cm. how should i measure it out into the backyard design?

french
is it true or false that a qui esta la means whos there

Physics
A horizontal massless beam of length 1 m is supported at two points. One fulcrum is at one end of the beam, point "O", and the other at the 0.60m point "P". Two equal weights are placed on the beam, one at O and one at point Q at distance x from O. Find the...

Physics
A 2000kg car begins from rest and rolls 50.0m down a frictionless 10 degrees incline. If there is a horizontal spring at the end of the incline, what spring constant is required to stop the car in a distance of 1.00m?

physics
2m/s

physics
87m

trig FAR ROCK
(X t 2)3

algebra
2x-3y=2 x+2y=-20 solve each system by sudstitution

trig
an angle 30 with the distace of 24km and an angle of elevation of 45 with the distance of 15km.

math
how do you find 1/4 of 48

chemistry
Potential of a cell is 0.1776 volts Pb|Pb2+(??M)||Pb2+(1.0M)|Pb I know i have to use Nernst's equation .. i just have no clue how to attempt this :S

Chemistry
so if it doesn't react.. is it colorless? because hexane is colorless.. ?

Physics
An infinite thread of charge density lamda lies along Z axis. The potential difference between the points A(4,3,4) and B (3,4,0)is?

Physics
Two men decide to use their cars to pull a truck stuck in mud. They attach ropes and one pulls with a force of 972 N at an angle of 28 degrees with respect to the direction in which the truck is headed, while the other car pulls with a force of 1401 N at an angle of 23 degrees...

physics - energy
a 60 kg person walks from the ground to the roof of a 74.8 m tall building. How much gravitational potential energy does she have at the top of the building?

physics - energy
a 70kg man is walking at a speed of 2.0 m/s. what is his kinetic energy?

Algebra
If I buy 2 apples and 6 oranges, I will spend \$5.60. However, if I buy 6 apples and 2 oranges, I will spend \$4.80. How much does one orange cost? Write the answer like this example: 48cents.

Chemistry
Calculate the pH of (1)0.150M KC2H3O2: (2)0.200M pyridine chloride, C5H5NHCl: and(3) 0.500M NaCl

Chemistry
Calculate the pH of (1)0.150M KC2H3O2: (2)0.200M pyridine chloride, C5H5NHCl: and(3) 0.500M NaCl

seed
what is the simple & complete subject in the following sentence. Heart- shaped cards are exchanged in modern times.

University Physics
Determine an equation for the total force needed to drag a box at constant speed across a surface with coefficient of kinetic friction uk when the force is applied at an angle theta.

math
what would a data set with 10 numbers with a range of 85 a mean of 50 and a median of 40 look like

Algebra
Graph the two equations to solve the system. Write the ordered pair solution like this (1,2) with no spaces, or write no solution or infinitely many solutions. 1/2 x - 2y = 4 and 4y - x = -8

Algebra
Graph the two equations to solve the system. Write the ordered pair solution like this (1,2) with no spaces, or write no solution or infinitely many solutions. x + y = 6 and x - y = 4

math
What is the greatest amount of money you could leave for a tip if... 1.no paper money is left 2.with the coins tat are left, change cannot be ;made for a quarter or for a dollar.

algebra
-x/4 <= 7

algebra
The sum of two consecutive integers is between 5 and 9. What are the two integers? Tell the two numbers only

algebra
Solve the inequality, -3x - 2 < 5. Write the solution as an inequality with no spaces. You may leave the fraction in improper form.

algebra
Which of the following is a solution of the compound inequality? 3x + 8 < 2 or x + 12 > 2 - x

algebra
Solve |2x -5| > 7

algebra
Find all sets of two consecutive positive odd integers whose sum is less than or equal to 18.

algebra
Find all sets of two consecutive positive odd integers whose sum is less than or equal to 18.

Chem- Dr Bob
NO(g) + CO2(g)<-->NO2(g) + CO(g) delta H^degree sign = -100kJ Which of the following will favor the forward reaction? Why? A) add NO B) remove NO2 C) decrease the volume of the container D) raise the temperature E) add CO Not sure why the last posting didn't show up ...

Chemistry
NO(g) + CO2(g) <¡X> NO2(g) + CO (g) ƒ´H¢X = ¡V100 kJ Which of the following will favor the forward reaction?Why? A) add NO B) remove NO2 C) decrease the volume of the container D) raise the temperature E) add CO

algebra
Solve |x + 5| < 9

algebra
how do u do 1.25 multiplied by 64

algebra
show mw how to do 1.25 of 64

algebra
Cat Years 1 3 4 6 7 Human Years 13 33 43 63 73 What is the meaning of the slope? Write the slope-intercept form of the equation for the line of fit. Use linear interpolation and your line of fit to estimate the number of human years which will correspond to 5 cat years

Algebra
3(x - 2) > 4(2x + 11)

Algebra
What is 4x + 2y = -20 written in slope-intercept form?

Algebra
Skylark joined a karate class. She paid \$30 to join plus \$25 per lesson. What is the rate in this problem? Question 14 answers total cost original payment of \$30 \$25 per lesson

Algebra
Write the range for the equation with the domain given. Write in set brackets with commas between numbers and no spaces. 5x - 3y = 6 ; Domain {-3, 0, 6}

Algebra
Write the equation y - 4 = -2(x - 5) in slope-intercept form.

1.25 of 64

Algebra
Write the equation y - 2 = 4(x + 5) in standard form

Algebra
Write the slope-intercept form of the equation of the line parallel to y = 5x + 2 which passes through the point (4, 9)

Algebra
Write the slope-intercept equation for the line through (3, 7) and (9, 3)

Algebra
Write the point-slope equation of the line through (-2, 1) with a slope of 3

Algebra
Write the slope-intercept form of the line which passes through (4, 2) with a slope of 1/2

Algebra
If y = 45 when x = 9, find the direct variation equation that relates y and x

Algebra
Write an equation in slope-intercept form of the line with an x-intercept of 6 and a y-intercept of 5.

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