# Homework Help: 8th Grade

**7th grade math help quick**

11/12 + (-2/3) = ?

*Wednesday, October 3, 2012 by Delilah*

**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

*Wednesday, October 3, 2012 by Delilah*

**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 ...

*Monday, October 1, 2012 by lhyza*

**math 7th grade**

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

*Monday, October 1, 2012 by catalina*

**MATH 4TH GRADE**

THINK OF ALL THE WAYS TO BREAK 10 X 6?

*Monday, October 1, 2012 by DENISE*

**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 ...

*Thursday, September 27, 2012 by clara*

**2nd grade math**

____= 8+2?

*Wednesday, September 26, 2012 by todd*

**math**

5th grade equstions

*Tuesday, September 25, 2012 by erickka*

**6th grade math**

what does the |#| mean? Thanks

*Sunday, September 23, 2012 by luv history*

**6th grade math**

Simplify: |15|

*Sunday, September 23, 2012 by need help*

**6th grade math**

What is absolute value?

*Sunday, September 23, 2012 by luv history*

**3rd grade math**

9,000+600+50+4 in standard form

*Wednesday, September 19, 2012 by yasmine*

**4th grade math**

I have 5 ones and 19 hundredths. What number am I?

*Monday, September 17, 2012 by Angie*

**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?

*Monday, September 17, 2012 by dad pulling out his hair*

**6th grade science**

What is porosity and permeability? Thanks

*Sunday, September 16, 2012 by Allison*

**6th grade science**

What is a A topographic map used for? thanks

*Sunday, September 16, 2012 by Allison*

**7th grade math**

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

*Sunday, September 16, 2012 by Lauren*

**6th grade math**

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

*Friday, September 14, 2012 by some girl*

**6th grade math**

What is base measurement? thanks

*Friday, September 14, 2012 by some girl*

**7th Grade Math**

(-13) + (-1)

*Friday, September 14, 2012 by Lauren*

**writing**

who knows any 5th grade transition words?

*Wednesday, September 12, 2012 by jessica*

**MATH**

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

*Tuesday, September 11, 2012 by CASSIE*

**6th grade math**

f + (–15) = –32

*Tuesday, September 11, 2012 by Allison*

**math**

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

*Monday, September 10, 2012 by Allison*

**math**

y – (–19) = 25 i'm in sixth grade

*Monday, September 10, 2012 by Elizabeth*

**5th grade religion**

For whom do members of the JVC work?

*Wednesday, September 5, 2012 by Madison*

**5th grade religion**

jvc what year was the organizaion founded?

*Wednesday, September 5, 2012 by Madison*

**5th grade math**

Which is more 0.33 or 0.333?

*Tuesday, September 4, 2012 by Colby*

**7th grade math**

-6(2r-4)

*Tuesday, September 4, 2012 by nic*

**6th grade math**

what is 13/16 minus 1/4?

*Tuesday, September 4, 2012 by Al*

**9th grade chemistry**

what is the

*Monday, September 3, 2012 by simia*

**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’...

*Friday, August 31, 2012 by no name*

**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 ...

*Thursday, August 30, 2012 by John*

**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...

*Thursday, August 30, 2012 by John*

**english 3 grade**

aphabet on move words

*Wednesday, August 29, 2012 by edwin*

**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 ...

*Monday, August 27, 2012 by Rey*

**5th grade english**

is cactus already plural

*Thursday, August 23, 2012 by brooke*

**Math 5 grade**

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

*Tuesday, August 21, 2012 by Shan*

**math grade 12**

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

*Tuesday, July 17, 2012 by ted*

**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 ...

*Tuesday, July 10, 2012 by Brock*

**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 ...

*Thursday, July 5, 2012 by Anonymous*

**Calculus grade 12**

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

*Thursday, June 21, 2012 by Albert*

**Calculus grade 12**

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

*Thursday, June 21, 2012 by Albert*

**Calculus grade 12**

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

*Thursday, June 21, 2012 by Albert*

**us history grade 7**

what are the pros and cons of the fur trade?

*Thursday, June 21, 2012 by kyle*

**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%, ...

*Sunday, June 3, 2012 by Ashley*

**9th Grade Algebra**

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

*Thursday, May 31, 2012 by hockeyfreak2011*

**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 ...

*Monday, May 28, 2012 by Vilma*

**Calculus grade 12**

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

*Saturday, May 26, 2012 by j*

**11th grade math**

-2x+7+9x-4

*Thursday, May 24, 2012 by sky'toria*

**8 grade**

27.6 x 5.2 my answer is 138.00 is this right

*Monday, May 21, 2012 by codey*

**English 12 grade**

Which pilgrim preferred books to food and clothe?

*Monday, May 21, 2012 by Coumba*

**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

*Sunday, May 20, 2012 by m elissa*

**6th grade history**

Where did the mound builders live???

*Saturday, May 19, 2012 by Aria*

**6 grade math**

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

*Tuesday, May 15, 2012 by unknown*

**8 th grade math**

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

*Monday, May 14, 2012 by Anonymous*

**poems**

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

*Saturday, May 12, 2012 by smiley*

**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%

*Friday, May 4, 2012 by Cherie*

**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).

*Thursday, May 3, 2012 by J*

**2nd grade math**

4/6 of 18 is?

*Monday, April 30, 2012 by Joei*

**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

*Friday, April 27, 2012 by RACHELLE*

**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?

*Thursday, April 26, 2012 by Rezu*

**math grade 12**

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

*Tuesday, April 17, 2012 by Jaxx*

**to ms.sue**

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

*Tuesday, April 17, 2012 by Celest*

**grade 6 math**

how many rectangles can have the perimiter of 46m

*Monday, April 16, 2012 by tony*

**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...

*Monday, April 16, 2012 by Samantha*

**historical globalization $ imperialism grade 10**

what does eurocentric attitude means?

*Monday, April 16, 2012 by kyle*

**Calculus grade 12**

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

*Thursday, April 12, 2012 by Julie*

**Calculus grade 12**

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

*Thursday, April 12, 2012 by Julie*

**7th grade history**

who was the frist dutch priest in eurpoe

*Wednesday, April 11, 2012 by caitlyn*

**Health: 6th grade**

What do you do if someone needs a splint?

*Wednesday, April 4, 2012 by Losa*

**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 ...

*Tuesday, April 3, 2012 by Blaeten*

**Math**

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

*Tuesday, April 3, 2012 by Mattie*

**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

*Saturday, March 31, 2012 by Leslie*

**6th grade history**

how did athens become rich?

*Thursday, March 29, 2012 by katrina*

**6th grade math**

35/(2+5)(2^3)-15

*Wednesday, March 28, 2012 by Katie*

**6th grade english**

is indiana jones a mystery story?

*Thursday, March 22, 2012 by ☻i♥zee☻-rfm*

**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...

*Thursday, March 22, 2012 by Anonymous*

**4th grade math**

what is 5/6 of 288

*Monday, March 12, 2012 by zoe*

**4th grade math**

what is 5/6 of 288

*Monday, March 12, 2012 by zoe*

**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 ?

*Saturday, March 10, 2012 by Remy*

**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. ...

*Friday, March 9, 2012 by i.am..running.from.myself*

**4th grade**

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

*Thursday, March 8, 2012 by Anonymous*

**math 2nd grade**

what is 3/5 of 10? what is 1/3 of 12?

*Monday, March 5, 2012 by ashley*

**6th Grade History**

What is the crucifixion?

*Monday, March 5, 2012 by running.from.myself*

**6th Grade History**

What was Jesus arrested and crucified for?

*Monday, March 5, 2012 by running.from.myself*

**6th Grade Geography**

Who ruled after Augustus?

*Saturday, March 3, 2012 by running.from.myself*

**1st grade math**

what addition fact can help you find 14-4? explain

*Wednesday, February 29, 2012 by ashley*

**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?

*Wednesday, February 29, 2012 by Adam*

**4th grade**

8+4

*Tuesday, February 28, 2012 by Leena*

**7th grade science**

definition of cell cycle

*Thursday, February 23, 2012 by saranghae12*

**7th grade health**

What does anemic mean?

*Tuesday, February 21, 2012 by saranghae12*

**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?

*Monday, February 20, 2012 by Anonymous*

**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 ...

*Thursday, February 16, 2012 by kabita*

**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.

*Wednesday, February 15, 2012 by Magana*

**3 grade math**

Is a trapezoid also a parallelogram? Explain why or why not.

*Tuesday, February 14, 2012 by Dk*

**math**

Looking at a table of numbers and there is a pattern starting with the number 501, then shaded numbers every 8th number starting with 509. How do I use place value to describe how the numbers change?

*Monday, February 13, 2012 by Jordan*

**6th grade science**

during which phase is DNA duplicated?

*Sunday, February 5, 2012 by kate*

**6th grade science**

what are the four phases of mitosis??? -------,-------,-------,-------

*Sunday, February 5, 2012 by kate*

**10th grade Math --Shadow-Pull questions**

AC=12 Db=32 AD=x

*Sunday, February 5, 2012 by Mike*