Saturday
October 25, 2014

Posts by kim


Total # Posts: 2,134

Physics
A subway train starts from rest at a station and accelerates at a rate of 1.50m/s^2 for 13.3s . It runs at constant speed for 71.0s and slows down at a rate of 3.48m/s^2 until it stops at the next station. Find the total distance covered. Express your final answer in kilometers
January 17, 2012

physics
i got it thank
January 16, 2012

physics
Time() 0 2 4 6 8 10 12 14 16 Velocity() 0 0 2 5 10 15 20 22 22 By measuring the slope of your curve, find the magnitude of the instantaneous acceleration at times = 9s i dont know how to solve it
January 16, 2012

math
a. Suppose a market research company finds that at a price of p = $30, they would sell x = 32 baskets each month. If they lower the price to p = $10, then more people would purchase the baskets, and they can expect to sell x = 52 baskets in a month’s time. Find the ...
January 15, 2012

LOGIC (PHI)
Truth tables can do what?
January 15, 2012

OOP PROGRAMMING
Write a program the inputs (from the user) the number of hours worked and hourly pay rate for employees and outputs their total pay. The program should process an arbitrary number of employees; the user will terminate input by entering 0 for hours worked and pay rate. Use a ...
January 14, 2012

math
To balance a see saw how do you figure how far from the fulcrum should you put the weight.
January 11, 2012

Math
How many time can.03 stamp and .08 go into 2.00 nine different times
January 11, 2012

math
Given p is false, q is true, and r is false, find the truth value of the statementShow step by step work. Use keyboard shortcuts of --àfor →, < --- > for→, ↔, v for V, and˄For ˄.
January 9, 2012

Math
Incidence rate: Women 125 per 100,000 Men 1.2 per 100,000 This statistic says that for every 100,000 women in the U.S., 125 developed breast cancer. For every 100,000 men, fewer than two developed breast cancer. From these numbers, we can see that breast cancer is about 100 ...
January 8, 2012

Math
Incidence rate: Women 125 per 100,000 Men 1.2 per 100,000 This statistic says that for every 100,000 women in the U.S., 125 developed breast cancer. For every 100,000 men, fewer than two developed breast cancer. From these numbers, we can see that breast cancer is about 100 ...
January 8, 2012

math
Incidence rate: Women 125 per 100,000 Men 1.2 per 100,000 This statistic says that for every 100,000 women in the U.S., 125 developed breast cancer. For every 100,000 men, fewer than two developed breast cancer. From these numbers, we can see that breast cancer is about 100 ...
January 8, 2012

Algebra
there were 39, 520 breast cancer deaths in the U.S. in 2011, or ___ of the 2007 breast cancer deaths in the U.S. what is the equation to determine the number of breast cancer deaths in 2007 in the U.S.
January 7, 2012

math
Find the approximate value of the volume of the right circular cone of 20 cm , 32 cm with a circular base shown below. Approximate your solution to the nearest hundredth.
December 29, 2011

math
Find the exact value of the volume of a can of sauerkraut with a diameter 12 centimeters and height of 8 centimeters. Include correct units with your solution. Use "pi" in place of the pi symbol.
December 26, 2011

math
The length of side a, b if the congruent triangles is c) 28 ͦ a)28 what is the length of side ab
December 23, 2011

Physics
Sally Skier skiis down a rough ice covered 10.0 m high incline into a smooth bowl of radius 4.0 m. Sally starts her descent with a speed of 3.0 m/s at the top of the hill and arrives at the bottom of the bowl (point B) with a speed of 10.3 m/s. Sally has a mass of 65.0 kg. a. ...
December 12, 2011

physics
A: weight = 15.0N = mg, g = 9.81, you can find mass, 25N = ma, rearrange with your mass value to find acceleration B: X = Xo + VoT + 1/2aT^2 Xo=0, Vo=0, so X = 1/2aT^2
December 12, 2011

PSYCHOLOGY! HELP!
For each sentence in the paragraph, discuss the social influence factors that were most likely in operation. Alvin Reid, a well-dressed and ‘business-like’ man, steps into the classroom while Ms. Ramkissoon is about to start her lecture. ---- authority He politely ...
December 10, 2011

statistics
make a confidence statement about the percent of all 620 adults whose support of baseball was affected by the players strike
December 8, 2011

statistics
use the quick method to estimate the margin of error for conclusions about all 620 adults with 95% confidence
December 8, 2011

statistics
in 1995,the gallup poll asked a sample of 620 adults whether their support of baseball had been affected by a recent player strike,248 people in the sample said "yes".identify the population,parameter,sample,and statistic in this setting
December 8, 2011

science
should we produce more nuclear reactors or less of them?
December 5, 2011

statistics
Consider a sample mean (xbar) of 46 caluclated from a sample of size 35 drawn from a population of over 1000. Would it be appropriate to use the standard score table to look up the probability of a z score calculated on these data? Why or why not?
December 2, 2011

geometry
Write and solve an equation to answer the question. Round your answer to the nearest tenth of a percent, if necessary. 140 towns is what percent of 1940 towns
December 2, 2011

algebra
How do you determine whether/how many nonreal solutions an equation has? The statement: x^3 - 4x^2 - 3x + 2 = 0 has two nonreal solutions is false How do I solve this?
December 1, 2011

STATISTICS QUESTION
Using the definition of recovery provided in W1: Assignment 5, determine how many participants recovered at the end of posttreatment and use a chi-square analysis to compare recovery rates across the three treatments at both posttreatment and follow-up. CBT Post treatment ...
December 1, 2011

geometry
in triangle FSH, angle f is 58 degrees and angle s is 64 degrees. in triangle LVQ, angle v is 64 degrees and angle q is 48 degrees are the two triangles similar?
December 1, 2011

physics
A 69.4-kg skier coasts up a snow-covered hill that makes an angle of 24.3° with the horizontal. The initial speed of the skier is 7.04 m/s. After coasting 1.78 m up the slope, the skier has a speed of 3.04 m/s. Calculate the work done by the kinetic frictional force that ...
November 30, 2011

Economics
b
November 29, 2011

calculus
Find the derivative. f(x)=ln(8-e^-x) I got -e^-x/8-e^-x but it was wrong. WHAT DID I DOOOO?!
November 29, 2011

calculus
Find the derivative. f(x)=ln(8-e^-x) I got -e^-x/8-e^-x but it was wrong. WHAT DID I DOOOO?!
November 28, 2011

calculus
w=4e^sqrt(s) Find the derivative of the function.
November 28, 2011

Social studies
How did the proclamation of 1763 conflict with the english bill of rights.
November 27, 2011

Social studies
How did the proclamation of 1763 conflict with the english bill of rights.
November 27, 2011

phi 103
1. ture
November 26, 2011

accounting
jim reed manages a fleet of utility trucks for a rural county government. He's been in his job 30 years, and he knows where the angles are. He makes sure that when new trucks are purchased, the salvage is set as low as possible. Then, when they become fully depreciated ...
November 25, 2011

socials
what happened after the cypress hill massacre?? The white invaders formed the Northwest Mounted Police ???? what else happened?
November 21, 2011

socials
what happened after the cypress hill massacre?? The white invaders formed the Northwest Mounted Police ???? what else happened?
November 20, 2011

chemistry
Acetic acid (CH3COOH) reacts with isopentyl alcohol (C5H12O) to yield the ester isopentyl acetate which has the odour of bananas. If the yield from the reaction is 45%, how many grams of isopentyl acetate are formed when 3.90 g of acetic acid and 6.28 grams of isopentyl ...
November 17, 2011

Physics
An airplane is flying with a constant speed of 275 m/s along a horizontal circle with a radius of 1.23 x 104 m. If the lift force of the air on the wings is perpendicular to the wings, at what angle, relative to the horizontal, should the wings be banked?
November 15, 2011

chemistry
how do i convert the reagent and the number of grams into moles?
November 15, 2011

chemistry
I found the limiting reactant. What numbers do i use to calculate the theoretical yield?
November 15, 2011

chemistry
Acetic acid (CH3COOH) reacts with isopentyl alcohol (C5H12O) to yield the ester isopentyl acetate which has the odour of bananas. If the yield from the reaction is 45%, how many grams of isopentyl acetate are formed when 3.90 g of acetic acid and 6.28 grams of isopentyl ...
November 15, 2011

chemistry
thank you I get it now
November 15, 2011

chemistry
The following reaction is used to produce tungsten(VI)oxide: WS3(s) + O2(g) → WO3(s) + SO2(g) The WO3 is then heated and undergoes a decomposition reaction produce tungsten and oxygen gas. How many grams of tungsten could be produced if 16.91 grams of WS3 are used? How ...
November 15, 2011

Chemistry
C15H30 is a hydrocarbon that reacts with oxygen gas to give carbon dioxide and water. Calculate the mass of water (grams) formed when 724.05 grams of the hydrocarbon reacts with the oxygen gas.
November 14, 2011

Operations Management
Suppose the company has revised its plans for the processes described in part “a” to accommodate technological process changes. Determine the placement of departments that will now minimize total travel cost. Use the distances shown in part “a”, but use the...
November 10, 2011

Operations Management
Determine the placement of departments for a newly designed facility that will minimize total transportation costs using the data in the following tables. Assume that reverse distances are the same. The locations are shown in the grid. Use a cost of $1 per trip yard.
November 10, 2011

physics : HELP PLEASE
A ball rolls along a desktop with an uniform velocity of 3 m/s. What is the displacement after 10 seconds have passed? A ball is thrown upward with an initial velocity of 18 m/s? What is the maximum height the ball reaches if the ball is assumed to leave from the ground? &#...
November 8, 2011

physics : HELP PLEASE
A ball rolls along a desktop with an uniform velocity of 3 m/s. What is the displacement after 10 seconds have passed? A ball is thrown upward with an initial velocity of 18 m/s? What is the maximum height the ball reaches if the ball is assumed to leave from the ground? &#...
November 8, 2011

physics
A ball rolls along a desktop with an uniform velocity of 3 m/s. What is the displacement after 10 seconds have passed? A ball is thrown upward with an initial velocity of 18 m/s? What is the maximum height the ball reaches if the ball is assumed to leave from the ground? &#...
November 8, 2011

physics
A ball rolls along a desktop with an uniform velocity of 3 m/s. What is the displacement after 10 seconds have passed? A ball is thrown upward with an initial velocity of 18 m/s? What is the maximum height the ball reaches if the ball is assumed to leave from the ground? &#...
November 8, 2011

physics
does F=ma predict the acceleration of the system accurately?
November 7, 2011

physics
does F=ma predict the acceleration of the system accurately?
November 7, 2011

physics
does F=ma predict the acceleration of the system accurately?
November 7, 2011

Math
Find the probability that a randomly selected sample of 30 men has a mean greater than 68 inches. The mean height of men is 69 inches and standard deviation of 2.8 inches
November 6, 2011

data management
A survey of 1000 veiwers conducted by a television station produced the following data: 40% watched the news at 12:00 60% watched the news at 18:00 50% watched the news at 23:00 25% watched at 12:00 and 18:00 20% watched at 12:00 and 18:00 20% watched at 18:00 and 23:00 10% ...
November 6, 2011

general inorganic biochemistry
you have set up the apparatus for this experiment and collected the following data: Atmospheric pressure- 721.o torr temperature-22.0c Gas constant- 0.0821 L atm/mol K you then ran the experiment using 0.3234 g of alka seltzer and generated a volume of CO2 of 40.16 ml How many...
November 1, 2011

geometry
M<A=M<C. 2X-25=X+5. X=30
October 29, 2011

statistics
A distribution of values follows a N(140,22) distribution. From this distribution you are drawing samples of size 12. Find the interval containing the middle-most 34% of the sample means. Round your values to 1 decimal place.
October 27, 2011

social work
1. Identify and describe at least four frameworks that can be used in understanding mental health problems.
October 27, 2011

Managerial finance
After considering all the relevant factors, would you recommend a zero coupon issue or a regular coupon issue? Why? Would you recommend an ordinary call feature or a make-whole call-feature? Why?
October 26, 2011

Com/170
Write a 150- to 200-word paragraph to explain the importance of purpose, audience, tone, and content in academic writing. Use the three components of a good paragraph covered in this week's readings. Underline your topic sentence. Boldface your concluding sentence in the ...
October 23, 2011

literature
anyone know answers to lesson 7 drama
October 21, 2011

pre algebra
thanks
October 19, 2011

pre algebra
your just in time
October 19, 2011

pre algebra
yep thanks alot thats what i got
October 19, 2011

pre algebra
I soon have to go to bed
October 19, 2011

pre algebra
i got 14u+ -30 but my work looks weird can you help me see if it right
October 19, 2011

pre algebra
how do you show your work on the problem 20u+ -6(u+5)
October 19, 2011

pre algerbra
thanks so much that really help me
October 19, 2011

pre algerbra
i know the answer is 4k+ -8 but i need to figure out how i show my work
October 19, 2011

pre algerbra
how do you do this problem5(k-7)-k+7
October 19, 2011

gen/105
Suppose you had to write a paper on academic honesty in higher learning. Conduct an Internet search on this topic and answer the following questions: What search engines did you use? What search techniques did you use? What Web sites did you visit? Comment on the effectiveness...
October 17, 2011

Ethnic
• Write a 700- to 1,050-word essay in which you answer the following questions: 1. What distinguishes African American Muslims from other practicing Muslims in the United States? 2. How has the immigration of Muslims and Arabs been influenced by the governmental policies ...
October 16, 2011

ten commandmant
How do rules actually make us free? Like referring to the ten commandments, how do they allow us to be free instead of feeling as if we are living by rules and regulations
October 13, 2011

chemistry
How do i find the weight % of sulfate if I am given the mass?
October 13, 2011

chemistry
how many mL of 5% BaCl2 X(multiplied) 2H2O are needed for 0.3500g pure sodium sulfate?
October 13, 2011

math
How do u get a perimeter.
October 11, 2011

Math
I did not understand need help please.
October 11, 2011

Math
How di u get the answer fir 2.5cm x 2.5 cm =
October 11, 2011

Math
What is 2.5 cm x 2.5 cm =
October 11, 2011

math
How do u get a perimeter.
October 11, 2011

Cultural Diversity
Ok. Could you give me a little bit more, as in a paragrapgh
October 10, 2011

Cultural Diversity
I would like help with the 1st person. I need help getting started
October 10, 2011

Cultural Diversity
I have to identify and describe which, if any, of the following creation and consequence situations the group has faced: (I chose african americans) · Creation: migration, annexation, or colonization · Consequences: extermination, expulsion, secession, ...
October 10, 2011

penn foster world history
penn foster world history - Jane Doe, Wednesday, June 6, 2012 at 11:04am 1.(A) 2.(D) 3.(A) 4.(A) 5.(D) 6.(C) 7.(C) 8.(D) 9.(B) 10.(B) 11.(C) 12.(D) 13.(B) 14.(B) 15.(A) 16.(A) 17.(D) 18.(A) 19.(B) 20.(C) WHICH EXAM IS THIS ONE? IM DESPERATELY NEEDING HELP WITH EXAMS 00767800, ...
October 6, 2011

geography
What problems might exist in the Western Cordillera region for farming and transportation?
October 5, 2011

prealgebra
In solving this equation (x+3)(x-3)=-8 is the answer x+3=-8=>x=-11 if not why?
October 5, 2011

budgeting your money
Budgeting should begin with:
October 3, 2011

science (chem)
consider the fo9rmula for Al2(SO4)3,which is used in perspirants: a. how many moles of sulfur are present i 3.0 moles of Al2(SO4)3 b. ow many moles of aluminum ions are present in 0.40 mole of Al2(SO4)3 for a and b i multiplied by 6.02*1023 power andgot a=18.06*1024 b=9.03 *1024
September 30, 2011

Social Studies
Hi. I ahave this assignment for social studies ] Here is the assignment WHERE I LIVE USING THE FIVE THEMES OF GEOGRPAHY PROJECT DUE: MONDAY, OCTOBER 3, 2011 TASK: Your family and friends want to come to your town. Use the 5 themes of geography to describe your town to them. ...
September 30, 2011

College
Thank You !!! :) Now I Know
September 30, 2011

College
Oh but do they have art & creative writing classes their ??
September 30, 2011

College
The reason why I'm asking this cause my best friend said that, that school is a law or med school. I didn't beilive her cause it said it on the website I think I don't know. I'm asking you h=guys to MAKE SURE if they really have it @ Harvard.
September 30, 2011

College
sorry I miss spell University
September 30, 2011

College
Does Harvard University have art & creative writing classes cause I want to become a artist & a creative writer (when writing books, short stories, novels, & poems). I'm just asking. I look on the website but it really confusd me. Please also what is REALLY Harvard ...
September 30, 2011

College
Ms. Sue why would I start in the 9th grade I'm starting now, if I do well in middle school i will make it to high school & go to easliy high level classess
September 29, 2011

College
Is Harvard is really the best college ? also what high school grades are require to get to Harvard ??? When I be a 9th grader will they prepare me for SAT ???
September 29, 2011

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