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Question 528455: The quotient of m and n
Click here to see answer by jim_thompson5910(35256)

Question 528451: One half the product of x and y
Click here to see answer by jim_thompson5910(35256)

Question 528557: How do you turn a negative number into a decimal?
Click here to see answer by oberobic(2304)

Question 528614: I need helpp with this problem: x+3y=16 and 2x-y=4, I have to solve this using substitution.
Click here to see answer by stanbon(75887)

Question 528633: I need help with this problem:
x+y=500 and 5x+10y=3000.
I need to use elimination to solve this problem.
I would really appreciate the help(:
Click here to see answer by Maths68(1474)

Question 528794: it costs 30� for the first minute and 18� for each additional minute on phone call.
for $2.10 how many minutes can you talk?

Click here to see answer by zoomkaboom4(62)

Question 528855: If 85 cars came passing by in 13 mins? Then how many cars will come passing by in 50 minutes?
Click here to see answer by rfer(16322)

Question 528855: If 85 cars came passing by in 13 mins? Then how many cars will come passing by in 50 minutes?
Click here to see answer by solver91311(24713)

Question 528852: If 125 cars at the speed of 75 mph came passing on the highwway in 25 minutes. How many cars will come passing by in 50 minutes? And at what speed?
Click here to see answer by rfer(16322)

Question 528872: If 37 cars were going 75 mph in 80 speed zone within 25 minutes. In 45 minutes, what will speed of the next cars? I want to know the speed.
Click here to see answer by solver91311(24713)

Question 529131: In order to slove this problem i need to know what 55 is divided by to make 15 thanks!
Click here to see answer by solver91311(24713)

Question 529132: A man wants to put up a border around his tamatoe plants. His plants are rectangular garden were the length is twice as long as the width. Find the dimension if the perimiter is 60 feet�
Click here to see answer by solver91311(24713)

Question 529133: A man wants to put up a border around his tamatoe plants. His plants are rectangular garden were the length is twice as long as the width. Find the dimension if the perimiter is 60 feet�
Click here to see answer by solver91311(24713)

Question 528975: Alfredo has driven 273 miles which is 65% of the distance he has to drive how far does he have to drive
Click here to see answer by ankor@dixie-net.com(22740)

Question 529215: In the equation y=461.19+3,492 represents the value of work of art from 1964 to 2005.
A. What does 461.19 represent?
B. What does 3,492 represents?
C. What is value of the art work in 5 years? What year will that be?

Click here to see answer by stanbon(75887)

Question 529327: The directions say find an equation in standard form of the line containing point p and having slope m. The problem is P(2,1), m=-1
Click here to see answer by oberobic(2304)

Question 529332:
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Question 529333: What #is comes next 30,72,378,999,
Click here to see answer by stanbon(75887)

Question 529715: if 18ft, 10in is cut from a wire that is 25ft, 8in long, what is the length of the wire left?
Click here to see answer by Edwin McCravy(20054)

Question 529795: How do you do use long division to solve polynomials?
Click here to see answer by jim_thompson5910(35256)

Question 529797: Write 18765^12 as a mathematical expression without using the number itself and without using scientific notation
Click here to see answer by swincher4391(1107)

Question 529753: 5x(-7)=60
Click here to see answer by oberobic(2304)

Question 529817: Through (4,2) parrallel to y=-3/4x-5
Click here to see answer by swincher4391(1107)

Question 529817: Through (4,2) parrallel to y=-3/4x-5
Click here to see answer by stanbon(75887)

Question 529860: I have a math problem I don't understand how to do it 5x+2x-9=40
Click here to see answer by ankor@dixie-net.com(22740)

Question 529938: Solve for x and y
24(y-1)+2(y-3)+y=4(x+2)+6
Click here to see answer by Math_prodigy(24)

Question 529937: Solve for x and y
6(x-3)+4(x+1)=3y
Click here to see answer by Math_prodigy(24)

Question 529996: Hello I wanted to know if you can direct me to a free web site to learn basic algebra
Click here to see answer by algebrahouse.com(1659)

Question 530113: 4s-1=12+4s
Click here to see answer by stanbon(75887)

Question 529907: Determine which level of measurement� nominal, ordinal, interval, or ratio�is used in the following examples.
� The Association of Accountants is conducting a survey to determine the ranking of the top 100 accounting firms in the world.
� How many years did it take you to earn your college degree?
� On a questionnaire which asks for gender, males are coded as 1 and females are coded as 2.
� Respondents are asked to rate a list of high-tech companies as excellent, good, fair, or poor in terms of their service delivery.
� Cereal brands are arranged in an ordered sequence in which an equal interval exists between each point.
� LeBron James wears the number 23 on his jersey.
� The length of time it takes the winner of a marathon to cross the finish line.
� Students are asked to rank computer manufacturers.
� The brand of charge card used by a customer.
� The pin number used to access your checking account.
Which sampling method�simple random, systematic, stratified, cluster, convenience, judgment, quota, or snowball�is most appropriate for the following examples?
� The unemployment rate is calculated each month by the U.S. Bureau of Labor Statistics. The survey consists of 50,000 households in about 2,000 counties and cities in all 50 states.
� A researcher for Kraft Foods selects five states randomly, and then selects 10 supermarkets chains within each state to call for a phone survey as test markets for a new cookie.
� A new product researcher would like to investigate the use of virtual teams. After conducting an interview with a manager, she asks for the names of other managers that use virtual teams.
� A news reporter asks people on the street their opinion about the president�s new bill.
� Jamie select Denver, Colorado; Chicago, Illinois; and San Diego, California as test markets for a new potato chip line base on her experience with these markets.
� A researcher instructs field interviewers to interview customers of different cell phone companies in a nearby shopping mall so that they each interview 10 AT&T, 8 T Mobile, 6 Verizon, and 4 owners of other cell phone providers.
� The Consumer Price Index represents a sampling of 90,000 items from 364 categories, chosen from 20,000 retail stores in 85 geographically distributed areas that are chosen to be as similar as possible.
� A finance professor wants to know how many MBA students would be willing to take a course in international finance this summer. She surveys students in the class she is currently teaching.
Which hypothesis-testing procedure would you use in the following situations?
� The mean time an American family lives in a particular single-family dwelling is 11.8 years. A sample of 100 families in the Sycamore, OK area shows the mean time living in a single family residence is 12.7 years. Can we conclude that the time people live in Sycamore is significantly more than the national average?
� A researcher would like to know if there is a significant difference in clothing purchases between full-time working women, part-time working women, and women who are homemakers.
� Eighty percent of those who play the state lottery never win more than $100 in one play. A sample of 500 players was drawn and the mean winning was $125.
� A drug manufacturing company conducted a survey of customers. The research question was as follows: Is there a significant relationship between packaging preference (size of the bottle purchased) and economic status? There were four packaging sizes: small, medium, large, and jumbo. Economic status was categorized as follows: lower, middle, and upper.
� A company has 24 salespeople. The test must evaluate whether their product knowledge has improved or remained unchanged after a training program.
� A computer company has a brand loyalty rating of 6.8 on a 7 point scale. Is this company�s rating significantly different from the industry average of 6.4?
� The manager of an office supply store wanted to determine which color folders she should discontinue based on low sales. The colors stocked were black, blue, red, green, and purple.

Click here to see answer by richard1234(7193)

Question 530398:
Click here to see answer by jim_thompson5910(35256)

Question 530452: 7x+12=9
X=_____
Click here to see answer by oberobic(2304)

Question 530458: 3x=-3x+12
x=___
Click here to see answer by oberobic(2304)

Question 530426: The graph of the following system yields perpendicular lines.
x + 2y = -10
-4y = 2x + 20
true or false?
Click here to see answer by oberobic(2304)

Question 530520: Rolandos living room is 20ft.by 15ft.his ceilings are 10ft high. If a can of paint covers 150sq.ft approximately how many gallons will it take to paint the walls and ceilings
Click here to see answer by rfer(16322)

Question 530547: Two automobiles start out at the same time from cities 595 km apart.if the rate of one is 8/9 of the rate of the other and if they meet in 7 hours,what is the rate of each?
Click here to see answer by mananth(16946)

Question 530557: Two cars leave delhi at the same time ,travelling in opposite directions.if the average speed of one car is 5km/hr more than that of the other and they are 425 km apart at the end of 5hrs,what is the average speed oe each?
Click here to see answer by oberobic(2304)

Question 530598: I need a tutoring in math
Click here to see answer by Alan3354(69443)

Question 530657: a rope 36 feet long is cut into three pieces, the second piece is four feet longer tha the first, the las t piece is three times as long as the second. if x represents the length of the first piece, then which equation determines the lenght of the first piece?
36=5x+8
36=x+(x+4)+(3x)
36=3x+12
36=x+(x+4)+3(x+4)
36=3x+16
Click here to see answer by oberobic(2304)

Question 530693:
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Question 530788: I am struggling to understand how can 3/4-2/3=1/12
But -3/4-2/4= 17/12
I know it is prob a simple answer but I am at a loss.
Click here to see answer by ptaylor(2198)

Question 530861:
Click here to see answer by oberobic(2304)

Question 531086: 6x+6y=-6
5x+y=-13
Click here to see answer by oberobic(2304)

Question 531216: 1. csc^2 A=1 + cot^2 A
2.cos^2 A/1- sin A + 1+ sin A
3.sin A + tan A/ cot A + csc A=sin A tan A
Click here to see answer by Edwin McCravy(20054)

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