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Homework Help: 8th Grade

4 grade math
what the rule for 58,-2

c++
Your Mathematic school teacher want to use a program that can read the name and the mark of a student. Your teacher want the program to automatically find the grade of the mark and display the result(name, mark and grade). Help your teacher to develop a program that can solve ...

7th Grade x y input output tables
i need help with x and y input output tables for 7th grade i don't understand what 5x means or what to do! Math hw problems: 1. y=4x+3 x=1,2,5,10,20 2.d=3.5t t=1,2,5,10,20 Please help ASAP!!!!!

Math 4th grade
How do you find the properties of addition?

ELEMENTARY
How to prepare PSAT test from 3rd grade

7th grade math help quick
11/12 + (-2/3) = ?

7th grade fraction subtracting ms. sue help asap
10 5/18 – 8 5/6 (1 point) 2 5/9 2 13/18 1 4/9 1 11/18

MATH
tHERE ARE 4 FIFTH GRADE CLASSES IN A SCHOOL. EACH CLASS Has 24 STUDENTS. fOR EACH GYM PERIOD, TWO FIFTH GRADE CLASSES TAKE GYM TOGETHER. tHERE ARE 10 GYM PERIODS IN ALL DURING SCHOOL WEEK. wHAT INFORMATION IS NOR NEEDED TO FIGURE OUT HOW MANY TOTAL STUDENTS TAKE A GYM PERIOD ...

math 7th grade
so is it okay if you explain to me why we multiply first and then divide???

MATH 4TH GRADE
THINK OF ALL THE WAYS TO BREAK 10 X 6?

social studies
Mary Lou must complete a research project to get her associate degree. She has just one year left to finish her degree and must spend as little time and money as possible on her research. She plans to compare stress levels of 8th graders to stress levels of 9th graders. What ...

2nd grade math
____= 8+2?

math
5th grade equstions

6th grade math
what does the |#| mean? Thanks

6th grade math
Simplify: |15|

6th grade math
What is absolute value?

3rd grade math
9,000+600+50+4 in standard form

4th grade math
I have 5 ones and 19 hundredths. What number am I?

6th grade math
Yes I am not smarter than a 6th grader. How do I show the math and in the simplest form for the following: A sixth grade class has 100 sheets of lightweight paper. They use 3/4 of the paper for a collection of class poems. What is the total thickness of the paper they use?

6th grade science
What is porosity and permeability? Thanks

6th grade science
What is a A topographic map used for? thanks

7th grade math
What is the difference? |-9| - |13| =? A)-22 B)-4 C)4 D)22

6th grade math
9 + x = 17 I know that x=8 but how did you get it Thanks

6th grade math
What is base measurement? thanks

7th Grade Math
(-13) + (-1)

writing
who knows any 5th grade transition words?

MATH
THE VALUE 2 TO THE 8TH POWER - 1 IS DIVISIBLE BY THREE PRIME NUMBERS. WHAT IS THE SUM OF THE THREE PRIME NUMBERS?

6th grade math
f + (–15) = –32

math
I'm in sixth grade What is the value of |–46| ?

math
y – (–19) = 25 i'm in sixth grade

5th grade religion
For whom do members of the JVC work?

5th grade religion
jvc what year was the organizaion founded?

5th grade math
Which is more 0.33 or 0.333?

7th grade math
-6(2r-4)

6th grade math
what is 13/16 minus 1/4?

9th grade chemistry
what is the

usiness finance
On May 12, Bob Campbell accepted a $5,000 note in granting a time extension of a bill of goods bought by Rick Wean. Terms of the note were 8% for 120 days. On July 8th, Bob needed to raise cash and discounted the note at Rick’s bank at a discount rate of 9%. Calculate Bob’...

Business and math question
Isabella is hoping to get an A on her college algebra course. With just the final exam left to take, she currently has an average of 92 on her exercises. The quizzes count for 40%, exercises count for30% of the class grade. What is the minimal grade that Isabella must have on ...

Business
Isabella is hoping to get an A on her college Algebra course. With just the finaL exam left to take, she currently has an average of 85 on her quizzes and average of 92 on her exercises. The quizzes count for 40%, exercises count for 30% of the class grade. What is the minimal...

english 3 grade
aphabet on move words

Economics
Brian is taking three courses this semester: economics, statistics, and finance. He has decided to spend 19 hours per week studying (in addition to attending all his classes) and his objective is to maximize his average grade, which means maximizing the total of his grades in ...

5th grade english
is cactus already plural

Math 5 grade
3/4 [5/2] The answer would be 15/8. Right?

math grade 12
how to solve log basex 8=-1/2 pls help

Calculus
Find the first 4 terms and the 8th term of the recursively-defined sequence. 4. v1 = 0.75 and vn = (-2)vk-1 for n>1 A. 0.75, 1.5, -3, 6; -192 B. -1.5, -3, -6, -12; 192 C. -1.5, -3, -6, -12; -192 D. 0.75, 1.5, 3, 6; -192 E. 1.5, 3, 6, 12; 192 F 0.75, -1.5, 3, -6; 192 Can ...

math
not sure if this had to do with math but my professor gave us this last hw assignment that i don't understand at all. It has to do with the grade scaling he does. 4x Exams = 37450 HW = 9362 Final = 16385 Lab = 23407 Recitation = 7022 Total Points = 93626 He asks whats the ...

Calculus grade 12
find the slope of the tangent line to y^4 = 3x^2 - 2x at the point (1,1)

Calculus grade 12
find dy/dx by implicit differentiation a) xy + x^5y^2 + 3x^3 - 4 = 1 b) lny = cos x thank you

Calculus grade 12
hi i need help differentiating these.. 1. y = cos(3x^2 + 2x) 2. y = ln(3x^2 + 5) thank you

us history grade 7
what are the pros and cons of the fur trade?

math
In your biology class, your final grade is based on several things: a lab score, scores on two major tests, and your score on the final exam. There are 100 points available for each score. However, the lab score is worth 16% of your total grade, each major test is worth 21%, ...

9th Grade Algebra
4x^2-11x+3=5x+4 How do I solve this?

Algebra
The final grade for a particular course is calculated by dividing total points earned by total points available. There are 120 points available in the first half of the course, and 140 points in the second half of the course. If a student earns 81% in the first half of the ...

Calculus grade 12
7. Where does the line r = (1, 2, -5) + t (2, -3, 1) meet the plane 2x + 5y - 3z = 6?

11th grade math
-2x+7+9x-4

8 grade
27.6 x 5.2 my answer is 138.00 is this right

English 12 grade
Which pilgrim preferred books to food and clothe?

statistics
Sign in Assume that the mean score on a certain aptitude test across the nation is 100, and that the standard deviation is 20 points. Find the probability that the mean aptitude test score for a randomly selected group of 150 8th graders is between 99.5 and 100.5. Sign in

6th grade history
Where did the mound builders live???

6 grade math
Can you help me with this integer problem? -8+6+(-10)+(-2)*(-10) is it 8????

8 th grade math
12 is 150% of what number choices are 8,10, 18, 24 i answered 8 is that right?

poems
does anyone know a poem about seashores and it has to be aroung grade 6 level thank u?

Math
A student got these marks on 7math tests: 91%,75%,95%,,80%,83%,86%,68% What mark will the student need on the 8th test to make each statement true? a)The mean of the tests is 84% b)The mode of the eight tests is 86% c)The median of the eight tests is 84%

Calculus grade 12
Determine an equation for the plane that contains the points A(6, 2, 3), B(5, 1, -3), and C(5, 7, -2).

2nd grade math
4/6 of 18 is?

STATS
recent 10K run the finisher are norm dist with a mean of 55 min and stand dev of 13 A) determine the percentage of finishers with times between 45 and 75 min B) determine the percentage of finshers less than 80 min C) obtain the 30th percentile D) find the 8th decile

Math
After a Math test, each of the twenty-five students in the class got a peek at the teacher's grade sheet. Each student noticed five A's. No student saw all the grades and no student saw his or her own grade. What is the minimum number of students who scored A on the test? 6?

math grade 12
use the binomial theorem to expand and simplify (y^2-2)^6 )(y^2+2)^6

to ms.sue
thank you. how do you know im in 4th grade?

grade 6 math
how many rectangles can have the perimiter of 46m

Math
I need help trying to write out these binomial expansions: they all need to be raised to the 8th power. Thanks 1. (x + y) 2. (w + z) 3. (x - y) 4. (2a + 3b) - Now explain how your answer for #1 could be used as a formula to help you answer each of the other items. In each case...

historical globalization $ imperialism grade 10
what does eurocentric attitude means?

Calculus grade 12
differentiate the function a) y = cos³x b) y = Sin²xCos3x c) y = Sin (x³)

Calculus grade 12
differentiate the function ( a) y = cos³x b) y = Sin²xCos3x c) y = Sin (x³)

7th grade history
who was the frist dutch priest in eurpoe

Health: 6th grade
What do you do if someone needs a splint?

Government
Need a response to all 3 statements 1.The US Supreme Court has ruled that the death penalty does not violate the 8th Amendment protection against "cruel and unusual punishment". Still this remains a highly controversial topic. How do you feel about the death penalty? If you ...

Math
If I missed 24 problems out of 40, what is my grade?

Math
Of the 300 tickets 240 were sold to sixth grade studentss What percent of the total number of tickets sold were sold sixth grade students

6th grade history
how did athens become rich?

6th grade math
35/(2+5)(2^3)-15

6th grade english
is indiana jones a mystery story?

statistics
Calculate the z-score for each set of data. Determine who did better on her respective test, Tonya or Lisa. Student English Test Grade z-Score Student Math Test Grade z-Score John 82 Jim 81 Julie 88 Jordan 85 Samuel 90 Saye 79 Tonya 86 Lisa 82 Mean 86.50 81.75 St. Dev. 3.42 2...

4th grade math
what is 5/6 of 288

4th grade math
what is 5/6 of 288

Math - HELP !
there are 50 students in the seventh grade , 62 percent of these students are involved in the drama club.how many seventh grade students are in the drama club ?

1st grade
I am helping my little sister. SHe is in the first grade and learning about Abraham Lincoln. Her questions are- 1. What year was Abe president. What year did he die. 2. How old was he when he died? 3. When did he marry ____. Who did he marry. 4. Who made the first flag? 5. ...

4th grade
mark knows his yard is 2 1/4 times as long as the width

math 2nd grade
what is 3/5 of 10? what is 1/3 of 12?

6th Grade History
What is the crucifixion?

6th Grade History
What was Jesus arrested and crucified for?

6th Grade Geography
Who ruled after Augustus?

1st grade math
what addition fact can help you find 14-4? explain

math
In polk middle school, 45% of the students are 6th graders, 35% of the students are 7th graders and the remainder are 8th graders. Would a circle graph of this data that had 3 sections each with a central of 120% be misleading?

4th grade
8+4

7th grade science
definition of cell cycle

7th grade health
What does anemic mean?

Physics
On June 9, 1988, Sergei Bubka broke the world pole-vaulting record for the 8th time in four years by attaining a height of 6.14 m. How long was Bubka in the air for this record setting vault?

statistics
2. The grades on a statistics midterm exam were normally distributed with a mean of 72 and a standard deviation of 8. a. What is the proportion of students received a B grade. b. What is the proportion of students that failed the exam? c. What is the grade of the 92nd ...

Maths
The 3rd term of an AP is 10 more than the first term while the fifth term is 15 more than the second term.find the sum of the 8th and 15 term of AP.if the 7th term is seven times the first term.

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