Friday
April 25, 2014

Posts by ruby


Total # Posts: 163

Math
17*23.125=393.125

Math
If Logan's family can drive 23.125 miles on 1 gallon of gas, how far can they drive on 17 gallons?

Physics
A submarine is at a depth of 15.0 m under the ocean surface. The inside of the submarine is kept at atmospheric pressure. What is the net force being exerted on a circular window of the submarine that has a radius of 25 cm? The density of the ocean water is 1030 kg/m3. I know ...

math
20 x .80 = 16 problems correctly answered

accounting
a. a zero balance explanation: income statement accounts (revenues and expenses) are temporary accounts and therefore once these accounts are closed, the balance are zero.

math
36

Manufacturing process
Product that using manufacturing process and its process.

dynamics
Mass of 2.3 kg and 4.5 kg is connected with the cord as shown. The coefficient of kinetic friction between box and floor is 0.35. Determine: a)The tension in the cord b)The acceleration of the blocks c)If the block start slides with 2.3 m/s, d)How far does a blocks move in 4 s...

math
Assume you do not know the population standard deviation. describe how you form a 90% confidence interval to estimate the population mean age for students at Westwood College Online.

physics
1. A piece of rectangular block weighing 5 kg is pressed on a vertical wall by a horizontal force applied to the block. If the coefficient of friction between the block and the wall is 2.0, what force is necessary to keep the block in place? 2. If the force in Prob. 1 is appli...

Chemistry
Suppose u place a beaker containing a solution in the refrigerator. An hour later, white solid found at thr bottom of beaker, wat hapoened? Why?

Chemistry
pH pH ( strip c : 8 ) dark green pH ( strip d : 3 ) purple - suppose u mix togather equal amounts of the solutions that produced the results of strip c and d , then test the pH of this new solution. What color will the indicator paper be? Explain .

math
1. Which of the following expressions is written in scientific notation? 1. 73.4 x 105 2. 0.09 × 107 3. 80 x 103 4. 4.22 x 10–3 2. Which of the following is 0.0000000708 written in scientific notation? 1. 7.08 x 10–8 2. 7.8 x 10–8 3. 708 x 10–10 4. 70...

Engl
Is It B?

Engl
2. Read the following paragraph from “A Tremendous Trade”: It might not seem fair, but in every profession, workers earn whatever people are willing to pay them. Baseball is no exception. Teams compete to offer as much money as they can to players who are among the l...

Math help
Describe 2 polygons by the number of vertices and sides each has

Math help
Describe 2 polygons by the number of vertices and sides each has

science
Why do humans use running shoes, winter boots, snowshoes, skis and flippers? Why are these not biological adaptations? Use animals as examples.

college calc
Approximate the square root of 64.3, y=x^(1/2). Starting point is the square root of 64.

Research
300-word summary of your business research process by describing the business research proposal from your experience in the workplace or in an article you find through the University Library

Math
3.6

Math
1.The principal is $50,000. This is P. 2.Research the annual interest rate for your investment. This is r. 3.State the time in years for the investment (as in when the new grandchild will be attending college). This is t. 4.State the number of compounding periods per year. Thi...

us history
thank you Ms. Sue

us history
what did LOWELL MILL STRIKERS do?

MATH
A customer has a balance of $1,350. Interest is paid at the end of 12 months. Assuming the balance remains at $1,350 for all 12 months, how much interest will be earned after 12 months if the interest rate on the account is 5.5%?

Chemistry
h2c4h4o4 + 2naoh --> 2h2o + na2c4h4o4 as for the previous question im sorry i forgot to plug the maleic acid in the formula properly. so this ones it ^ .2213 of c4h4o4 used (maleic acid) and .1 M NaOH 1. show the equation for 1st and 2nd ionization 2. find molecular mass of...

trig
Simplify the expression cos^2 x (sec^2 x-1)

math
Thank you. What if i round it to millions. would it be 4 million?

math
How to I round 613,572,947 to the nearest tens. My teacher confuses me with this. Would it be 50?

history
against the Ku Klux Klan. Together, these were known as the _______ Acts. A. Grant B. Force C. Klan D. Reconciliation

college algebra
A grandmother is looking for a plan to finance her new grandchild’s college education. She has $50,000 to invest. Search the internet and locate a long-range investment plan, CD, Savings Bond, etc, for the grandmother. The plan is to earn compound interest

math
suppose you use the rule (3x+1,3y-4) to transform the original figure into a new figure. How would the side lengths of the new figure compare to the side lengths of the original? I need help fast. Thank you so much.

Math
Is the answer 191.7m2.

Math
Please help I have school tomorrow.

Math
Amandeep decides to grow a vegetable garden. She wants to make it 10.1m long and 4.2m wide. She is worried about rabbits eating from her garden so she builds a fence around it. The fence will be 11.2m long and 5m wide. What is the area between the fence and garden? Show your w...

math
write the fraction in lowest term

Math
How do I write the numbers in order from greatest to least and show my work 0.275, 2 5/8, 0.15, 3 6/7

Math
Please check my work. 1) 64 divide -4 = -16 2) -144 divide (-9) = 16 3) Simplify -9 and a small 2 = -81 4) Simplify (-3) and a small 3 = -27 5) Add -4/11 + 5/11 = 1/11 6) subtract 5/11- [-3/11] = 8/11 7) multiply [-7/8] • [-2/4] = 7/16 8) divide -3.5 -5.6 = -0.63 9) class...

Math
Divide -60/10 Is -6 the answer?

Math
4•(-5) Is 20 the correct answer?

Math
Subtract. -3 -16 Is -19 the answer?

Math
Add. (-6) + 11 Is 5 the answer?

Mathematics
A man walked for some distance at 8 km/h, and for an equal distance at 5 km/h. The total time he took was 13/4 hours. Find the total distance he walked. Explain your workings

Math
Mrs Li bought some oranges. She gave 1/2 of them to her sister, 1/4 of the remainder to her neighbour, 3/5 of those left to her children and had 6 left in the end. How many oranges did Mrs Li buy? Explain your workings

Basic math
Ah yay! Thanks miss sue!!

Basic math
I figured that but I thought I had to do some adding then divide it by two. Idk I think I'm a bit confused. Thank you

Basic math
The company Acceptance had employees with monthly salaries of $1,700, $1400, $7,000, $1550, and $2,500. Find the median of these salaries. How do I answer this?

Basic math
So 10+12=22 22divide by 2 = 11 Is 11 the correct answer?

Basic math
Find the median of the numbers 3, 6, 10, 12, 27, 62 How do I answer this?

math
Yay thanks!!!

math
Round to the nearest hundred. 483.9 Is 500 the correct answer?

math
Write in expanded form. 7.37 Is this the correct answer? 7+3/10+7/100

math
Which is the correct symbol to make the resulting inequality true? 4 4/3 > 4 1/2 Or 4 4/3 < 4 1/2 What does this mean?

physics
A car moving with a constant acceleration covers the distance between two points 80 m apart in 8.0 s. Its velocity as it passes the second point is 15 m/s. (a) What was the speed at the first point? (b) What is the constant acceleration? (c) How far behind the first point was ...

math
the bus passes through Sierra Blanca, which is 90 miles from El Paso. About how long does it take the bus to get to Sierra Blanca?

Dental Terminology and Anatomy
1.The largest of the salivary glands is the A. Submandibular B. Sublingual C. Minor D. Parotid 2.The portion of the tooth that is used for mastication and is visble in the oral cavity is the A. Cervix B. Crown C. Root D. Gingiva 3.The ____ makes up the superior of the oral cav...

mathematics
thank you very much for your help.

mathematics
Please help me answer this question; 1.A metal gutter open at the tops and ends, is bent up from material 30 cm wide to form a rectangular cross section. a) If the base of the gutter is x cm wide, find the height of the gutter. b)Show that the area of the gutter cross section ...

Maths
please help me answer this question: A pilot sets to fly from B to A and wishes to set a course to offset a 32 km/h easterly wind.The aircraft can fly at the speed of 800km/h in still air. A is 256 from B in a bearing of 330 degrees. a)on what course must the aircraft be set? ...

math puzzle
(2^2)+(7^3)+(4^3)+ 3 + 4 +(3^2) =? (2x2)+(7x7x7)+(4x4x4)+3+4 +(3x3) =? 4+ 147 + 64 + 7 + 9 = 231

algebra 1
(-6+3=y) the following equation given is a linear function:(general formula is y = mx+c)..where m = the gradient, and c= the y-intercept.hence in the equation given; m is= -6, & c=3. to find the x-intercept, make y = 0. eg. -6x+3=y -6x+3=0 -6x=-3 -6x/-3=-3/-3 2x=1 x=1/2

trigonometry
Yes, the question should be : 2(sec^A -2)/4 tan A

trigonometry
Simplify:2sec^2A-2/4tan A...Please help,anyone who can answer

history
thanks very much.

history
briefly: what is vietnamisation?

trig
on the same set of axes: (0 degrees is greater than or equal to x and x is less than or equal to 360 degrees) (a) sketch the graphs of y= sin degrees ,y=2sinx degrees and y=sin2x degrees

trig
Given Tangent theta = -5 on 4 and cos theta >0, find sine theta and sec theta

science
what is the average speed from 5s to 10s

sphysical cience
a car's speed changes from to travel 325m if your car can 160m/s

algebra b1
5x+4=y y-3x=7

Math
how can you condense these cos^3x* cos2x^2 cos^3x- cos2x^2 Thanks a lot :)

Pre-Calc
x=+-√(14

Chemistry
Superphosphate, a water soluble fertilizer, is sometimes marked as a "triple phosphate". It is a mixture of Ca(H2PO4)2 + 2CaSO4. Ca3(PO4)2 + 2H2SO4 --> Ca(H2PO4)2 + 2CaSO4 If you treat 400g of calcium phosphate with 267g of sulfuric acid, how many g of superphosph...

math
Use formula LCM x GCF = product of two numbers GCF = 180 / 60= 3

geometry
two of the angle of a arallelogram measure 75 what are the measures of the other two angle

bobpursley please help
wait. nevermind about the .0330. but why divide by 2?

bobpursley please help
yes, Thanks! but... i dont understand how you got the .0330 and why you divide the whole thing by 2.

bobpursley please help
A coin with a diameter of 3.30 cm is dropped on edge onto a horizontal surface. The coin starts out with an initial angular speed of 16.1 rad/s and rolls in a straight line without slipping. If the rotation slows with an angular acceleration of magnitude 1.93 rad/s2, how far ...

physics help?
wi = 16.1 rad/s = 2.5624 rev/s a = -1.93 rad/s^s = -.3072 rev/s^2 0=2.6^2+2(.3072)theta theta=11.0026 rev 2pi*r*theta and i get the answer to be 1.14m but thats not right.

physics help?
i keep getting the wrong answer... still.

physics help?
A coin with a diameter of 3.30 cm is dropped on edge onto a horizontal surface. The coin starts out with an initial angular speed of 16.1 rad/s and rolls in a straight line without slipping. If the rotation slows with an angular acceleration of magnitude 1.93 rad/s2, how far i...

media and culture
i know that media convergence is taking things and making putting it together as one service. like bundling cable internet and phone. but i do not get how this has impacted our culture!

com 156
i know that media convergence is taking things and making putting it together as one service. like bundling cable internet and phone. but i do not get how this has impacted our culture!

com 156
thank you. I read all this and understand it but i feel like the question repeats some of the other question answer and i feel like i am repeating my self. i am writing an essay for media and culture and i just feel like i am not understanding it enough. but the essay is forme...

com 156
i understand that media has changed our culture by making things easie to access and that we have became more reliable on the internet. even after reading my chapter i still do not understand what they are expecting me to put for how it has changed american culture can some on...

comm/155
Hi could you check my sentences to see if their right?

physics
a soccer player kicks a stationary ball giving it a speed of 20m/s at an angle of 15degrees to the horizontal. what is the maximum height reached by the ball?

epidemiology
yes

chemistry
If 2.10 kJ of heat is needed to raise the temperature of a sample of metal from 10.°C to 28°C, how many kilojoules of heat will be required to raise the temperature of the same sample of metal from 34°C to 57°C?

biology
is hypothesis accepted if can't be proven wrong?

Statistics
Assuming that the heights of college women are normally distributed with mean 62 inches and standard deviation 3.5 inches, what percentage of women are between 58.5 inches and 72.5 inches? a. 13.6% b. 84.0% c. 97.6% d. 34.1% e. 15.7%

chemistry
What mass iron(III) oxide could be produced from 8.2 mol of oxygen gas in the synthesis of iron(III)?(Balanced equation)

trig
prove: tan*2x-sin*2x=sin*2xtan*2x

writing
Can you help me correct these sentences? 1.She wants to become an environmental scientist she is especially interested in marine life. 2.If she can get a scholarship she would like to spend her senior year in New Zealand. 3.The Great Coral Reef almost cicles New Zealand it has...

business memo
can someone double check for me? This is the second part to the business letter I posted a few days ago. Process: Draft an interoffice memorandum to Miriam Hopkins, the Director of Human Resources: a. Assume that you’ve received confirmation from Jeremy Dittmer for the da...

business letter
here's the memo part, the email part will come later. and I understand the date and time thing now. I need to put a period between a.m. process: 3. Draft an interoffice memorandum to Miriam Hopkins, the Director of Human Resources: a. Assume that you’ve received confi...

business letter
I don't understand the June 30,2010 part. Shall I put June 30th, 2010? Corrected: There will be twenty office supervisors attending, and light refreshments will be provided for breaks.

business letter
Revised: And thanks for your help. Broadworth General Hospital 123 Main St. Boston, MA 41467 February 13, 2010 Jeremy Dittmer, Employee Relations Specialist Wydade Consulting Services 456 Apple Way Anytown, MA 12345 Dear Mr. Dittmer, I am writing to you today to request a trai...

business letter
can you check for me? Thanks Assigment: write a business letter according to the background. Background:Assume that you’ve worked for the last five years as an administrative assistant for the Human Resources Department of Broadworth General Hospital. The Director of Huma...

biology
Hi Christina, The offspring of true-breeding parents are called the a) F1 generation. Think of it like in human families: the parents have the first generation of kids. Then, when THOSE kids have kids - producing grandkids - that's an F2 generation. So PxP=F1 and F1xF1=F2....

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