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what does pre-algebra mean??

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what does pre-algebra mean??
i have to draw things that have to do with pre algebra but...i don't understand the meaning of it

pre-algebra
write an inequality for the sentence. The total t is greater than five. Well your answer is going to be T and the sign for greater than is simply >. So the answer would be T > 5 ok again my name is above. i was just wondering what pre-algebra was? i mean i take the ...

Pre algebra
Will has a mean score of 62 on the first five test in science. if he gets a 50 on the next test what will his mean be then?

pre- algebra
what does grams mean??

Spanish
Answer the following questions what does pre viernes el pescado o el bonyo mean what does que co mis parlemis i duno mean? what does pre viernes la liche o el hugo mean in spanish? what does que te gusta comer parde e la guarso mean? I know some of these are spelled wrong, but...

pre-algebra
kk my teach told me to describe and draw things that are about pre-algebra and she told me to write what pre-algebra is... so can anyone help me??

Pre- Algebra
What does the prefix centi- mean???

Pre Algebra
What does the -y- mean? here: 9y cm or 5y cm This is for finding the area.

Pre-Algebra
What does P-E-M-D-A-S mean? I know they are the orders of operation, but I forgot what each letter stand for??? HELP!

pre algebra
find the mean, median and mode of the quiz scores 74, 85, 89, 93, 85 & 90.

Pre-Algebra
Find the mean of the following data set: 25, 30, 20, 20, 25, 35, 35, 10 a. 15 b. 20 c. 25 d. 30 My Answer: b. 20

Pre-Algebra
Find the mean of the following data set: 25, 30, 20, 20, 25, 35, 35, 10 15 20 25 30 15 IS MY ANSWER

Pre-Algebra B
5 | 4,5,5,6,6,6,7,8,8,9 6 | 0,0,1,1,2,2,2,3,4,4,4,5,6,7 7 | 0,1,1,1 How do you find the mean of this stem-and-leaf plot? Please answer!!

pre-algebra
I need to know how to find the mean,mode,median and range of a set of numbers

pre- algebra(MATH)
I need help with pre-algebra solving equations by multiplying or dividing. Can you help me with this homework for free?

Pre-Algebra
How do you solve this Pre-Algebra problem: $1.25x + $2.25y = $916 x + y = 560

Pre-Algebra
Can someone show me how to turn this into an equation? I mean like 'y=x-z' -2x+ y > or equal to 2 Did I say what I needed to get right? -MC

pre-Algebra
Sorry, struggling through pre-Algebra .. :-( .. How do i figure out 5x = -20 ?

Pre-Algebra
This is about Reasoning Strategy, I really need help on this, I have a test tomorrow on it! Please help... Ok, here's what it says: 3a. What is the y-intercept of the trend line? (What do they mean???) 3b. Locate one other point on the trend line, then find the slope of the ...

pre-algebra
I am actually in 6th grade but I really want to learn more about pre algebra. I was given a task to solve the question of y=9x+3*7 and i don't get what to do. Should I graph? Or solve for y?

pre algebra
my grade is 83.17 in pre algebra in college, but the final exam is worth 300 points. If I got a B or B- or a C on the final, what would my grade be overall?

Algebra
I have a few questions on my Pre- Algebra Pre- test. I am in 7th grade. Anyone willing to help me for a few questions for 5-10 minutes?

Pre calc
A set of 500 values has a normal distribution. The mean of the data is 24 and the standard deviation is 2. Find the range about the mean which includes 50% of the data.

Pre-Algebra: Help
I have to do a webquest for pre-algebra and we have to make up a fundraiser thing, I need a list of things that one needs for a charity fundraiser, such as chairs, buffet tables, tables, tents, tablecloths. HELPP

mrs. sue algebra help
Mrs.Sue my homework from yesterday i had wrong instructions i needed to find the mean median and mode. not the outlier an affect. my teacher switched the assignment can you check my answers i have to find the mean, median and mode 1) 8 12 6 9 5 mean: 8 median : 8 mode : no ...

algebra help mrs. Sue
Mrs.Sue my homework from yesterday i had wrong instructions i needed to find the mean median and mode. not the outlier an affect. my teacher switched the assignment can you check my answers i have to find the mean, median and mode 1) 8 12 6 9 5 mean: 8 median : 8 mode : no ...

Pre Algebra
This is about Reasoning Strategy... It says this: 3a. What is the y-intercept of the trend line? 3c. Write an equation for the trend line in slope-intercept form. I don't really know what they mean? Please help me.

SHAY
THE MATH QUESTION IS IT ALGEBRA , PRE ALGEBRA' OR GEOMETRY? Quadriatic functions. so algebra i think.

Math - Pre-Algebra
44) A financial institution wishes to estimate the mean balances owed by its credit card customers. The population standard deviation is estimated to be $300. If a 98 percent confidence interval is used and an interval of ±$75 is desired, how many cardholders should be ...

Pre-algebra
ughhhhhh! PA is so hard! my teacher is constantly comparing us to the regular math saying that if we can't figure it out then we should ask them. What does that even mean? we are more advanced! anyway... this website helps so much. Im definitely going to be posting about ...

Statistics
In Professor White’s statistics course the correlation between the students’ total scores before the final examination and their final examination scores is r = 0.9. The pre-exam totals for all students in the course have mean 275 and standard deviation 50. The final exam ...

Algebra
Use a calculator to find the mean and standard deviation of the data. Round to the nearest tenth. 6,7,19,7,18,7 A. mean = 9; standard deviation = 26.4 B. mean = 11.9; standard deviation = 26.4 C. mean = 10.6; standard deviation = 6.1 D. mean = 9; standard deviation = 5.1 For ...

algebra mean med mode
can you check my answers i have to find the mean, median and mode 1) 8 12 6 9 5 mean: 8 median : 8 mode : no mode 2) 3.4 0.53 1.3 2.9 1.47 0.24 mean: 1.64 median : 1.385 mode: no mode 3) -6 3 -2 6 7 -3 -5 8 mean : 1 median : 1 (? not sure on that) mode : no mode 4) -17 32 -9 0...

Pre Algebra
The low temperature for 6 consecutive days in a Montana city were 9°,3°,4°,16°,11°,and 5°. What would the low temperature have to be on the seventh day to have a mean low temperature of 6°for the week?

algebra
The mean on a Advanced Algebra test was 78 with a standard deviation of 8. If the test scores are normal distributed, find the interval about the mean that contains 99.7% of the scores. Use the empirical rule.

Algebra
The mean on a Advanced Algebra test was 78 with a standard deviation of 8. If the test scores are normal distributed, find the interval about the mean that contains 99.7% of the scores. Use the empirical rule.

Math
A set of data has a mean of 25 and an outlier of 5. You find the mean without the outlier. Which of the following best describes your new mean? A. The new mean is the same as the original mean. B The new mean is the as the meadian C. The new mean is greater than the original ...

algebra 1 question pls help!!!
1. Find the mean, median, and mode of the data set: 15, 16, 21, 23, 25, 25, 25, 39 a.mean = 23.6, median = 25, mode = 24 b.mean = 24, median = 23.6, mode = 25 c.mean = 24.6, median = 24, mode = 25 d.mean = 23.6, median = 24, mode = 25 This is what i got: Mean - 23.4 Median - ...

Pre-calculus
Th weekly salaries of a sample of 100 recent graduates of a private women's college are normally distributed with a mean of $600 and a standard deviation of $80. Determine the interval about the sample mean that has a 1% level of confidence. Use t=2.58 Not sure if this is ...

ALGEBRA
Find the mean, median, and mode of the data set. Round to the nearest tenth. 15, 13, 9, 9, 7, 1, 11, 10, 13, 1, 13 (1 point) • mean = 9.3, median = 8, mode = 13 • mean = 8.5, median = 10, mode = 13 • mean = 9.3, median = 10, mode = 13 • mean = 8.5, median = 10, mode = 8

ALGEBRA
(not for Ms.Sue) Find the mean, median, and mode of the data set. Round to the nearest tenth. 15, 13, 9, 9, 7, 1, 11, 10, 13, 1, 13 • mean = 9.3, median = 8, mode = 13 • mean = 8.5, median = 10, mode = 13 • mean = 9.3, median = 10, mode = 13 • mean = 8.5, median = 10, ...

Algebra
A supervisor finds the mean number of miles that the employees in a 9the x has a line on top)department live from work. He finds X=2.9 and s=3. Which statement must be true? z376 is within 1 standard deviation of the mean. z37 is between 1 and 2 standard deviations of the mean...

math
Essential Algebra Readiness (Pre-Algebra) B Unit 5: Functions Lesson 4: Understanding the Slope

algebra
what is the answer to pre algebra with pizzazz page 106

algebra 1 or pre algebra
Which of the following numbers is not in the domain of the function (f)=x(x^2-16)/x^2-5x-6 4 a B) 4 C) 0 D) 6 E) 1

algebra 1 or pre algebra
for some real number b, the graph of the line y=3x+b passes through the point (7,-3).what its y-intercept?

Algebra--to Bob (Please)
How do you find the mean? add all the data, divide by the number of data. For instance, the mean of 56 and 34 56+34= 90 divide by 2, mean is 45

Pre Algebra
I am doing an ice cream cone project for math on cones and had to figure out the surface area for them, but there is a question that is "how to the surface and lateral area of each relate?" my teacher said you will see a pattern but i dont. i.e. sa= 13,293.5 and la= 10,831.7 ...

Math (Algebra/Pre-Algebra)
A book has been discounted 20% and now sells for $15. How much did it cost before the discount?

Math (Algebra/Pre-Algebra)
Which equation is an identity? a. 3x - 9 = 3x b. 4p + 7 = 7 + 4p c. 2w = 0 d. 5k = 5

Algebra
How do I find the value of x such that the data set has the given mean. Example: 11,12,5,3,x; Mean=7.4

Algebra
A student has a mean score of 89 on 5 tests. what will be the new mean if she scores a 95 on the next test? (89+95)/6=X

Algebra
A student has a mean score of 89 on 5 tests. what will be the new mean if she scores a 95 on the next test? (89+95)/6=X

Algebra
Reposting: The geometric mean and arithmetic mean of the two numbers are 8 and 17 respectively. 1. find the bigger number 2. find the smaller number 3. find the harmonic mean Thanks in advance to whoever will answer :)

Math (Algebra/Pre-Algebra)
What is the 23rd term in the arithmetic sequence: 11, 14, 17, 20...? All I need is the formula to find the it because I have to show work. Thanks.

Mrs. Sue Algebra outlier/mean recheck
find the outlier of each set of data describe how the outlier affects the mean. just want to double check on 2 problems that we did -15 -12 -19 0 -20 -14 the outlier is 0 the mean with the outlier 0 is: -13.33 the mean without the outlier 0 is: -16 is this correct? next one: 4...

Pre-Algebra
which of the following describes a situation in which a data set with a low mean absolute deviation is preferable? A. a car dealership sells cars at different prices B. a factory manufactures computers of different sizes and shapes. C. a food processing plant fills each can ...

pre cal
For a normal curve, what percentage of values falls beyond two standard deviations from the mean?

pre calc
A math teacher uses four algebra books, two geometry books, and three pre-calculus books for reference. In how many ways can the teacher arrange the books on the shelf if books coiver the same subject matter are kept together?

trig.
in an algebra class of 21 students the mean grade on a test was 87; in another class with 32 students the mean grade was 81. What is the combined mean of the two classed? my teacher said it's 21 * 87 + 32 * 81/53= 83.4 but i'm not sure where the 53 came from.. thanks in advance

trig
in an algebra class of 21 students the mean grade on a test was 87; in another class with 32 students the mean grade was 81. What is the combined mean of the two classed? my teacher said it's 21 * 87 + 32 * 81/53= 83.4 but i'm not sure where the 53 came from.. thanks in advance

Statistics
State the null hypothesis, Ho, and the alternative hypothesis, Ha, that would be used to test these claims. < ¡Ü = ¡Ù ¡Ý > (a) There is an increase in the mean difference between posttest and pretest scores. Ho: ¦Ìd 0 Ha: ¦Ìd 0 (b) Following a special training ...

algebra
solve 4^3x-4=32^x+2 Please help! Do you mean 4^(3x) -4 = 32^x +2 ? yes If that is really what you mean, I cannot get a closed-form solution for you. You would have to solve it by trial-and-error or graphical means. If, on the other hand, you mean 4^(3x-4)=32^(x+2), then take ...

Algebra
If a researcher wanted to know the mean weight (the mean is the sum of all the measurements divided by the number of measurements) of women in the U.S., the weight of every woman would have to be measured and then the mean weight calculated, an impossible task. Instead, ...

pre-Algebra
How can you solve algebra equations? The idea is to find a way to isolate the unknown by itself. You can add, subtract, multiply, and divide both </s> sides of the equal signs to do that.

pre-calc.
Answers for Determine The Minimum Distance From The Point (18,20) To The Line 5x+8y=120 Include: Graph, Algebra Of Any Equations, Algebra Of System, Set-up & Steps Of Final Calculations.

Math
Scores from the same benchmark test are collected from two algebra classes, each with 30 students enrolled. One class had a mean score of 79 with a mean absolute deviation of 5, and on the other hand a mean score of 81 with the mean absolute deviation of 10. What can be said ...

Algebra
I need the answers to pre algebra pizzazz pg 50 How did the angel lose his job I have the riddle I need the work!! Plz help me!!

Math (Algebra/Pre-Algebra)
What is the x-intercept of the line with equation 2y + 3x = 24? What is the x-intercept and how do I find it? I have to show work. Thank you!

math
Please does anyone have ANSWERS for the UNIT 7 LESSON 8 SYSTEMS OF EQUATIONS AND INEQUALITIES? FWI: It's Algebra 1 NOT PRE algebra please if I fail I'll get an F!!!!!!!

Statistics
In Professor Smith's statistics course, the correlation between students' total scores before the final exam and their final exam scores is r = 0.67. The pre-exam totals for all students in the course have a mean of 275 and a standard deviation of 26. The final exam scores ...

pre-algebra
What is (+3)-(-7)=

Pre algebra
f(g+3+h)

Pre-Algebra
X5 x X4

pre algebra
2x+3y=6

Pre-Algebra
-7(p-3)+2p=24

Pre-Algebra
i can help

pre-algebra
-8a+6(a+7)=1

pre-algebra
is x+3x 4x or 3x^2?

pre algebra
5-2

pre algebra
9r-5(r+6)=8r-2

pre algebra
- 2 + 5 = +3

pre-algebra
0.6x+ x ¡Ü1.4x-1

pre-algebra
8x-(4x+7)=5

pre-algebra
3 1/2 * 1 1/2

Pre- Algebra
-6x-15>57

pre algebra
1/2 +(2/3 / 3/4) +(4/5 x 5/6)=

pre algebra
11/16 + 3/16 =

pre algebra
what is 5(2x-3)+8=9

pre algebra
60 -(6/1 +40/8)

pre-algebra
98-8w^2

Pre algebra
y/2 - 5y/6 + 1/3=1/2

pre algebra
2/3y= 6 1/6.

pre algebra
X/7 - 4 = 2

pre algebra
1/3 + x = 19/27

pre algebra
13-3p=-5(3+2p)

Pre-Algebra
4x<-16

pre-algebra
6y+42=4y

Pre-algebra
So 7t = -98. What is t?

Pre-Algebra
12 > y - 5

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