# Homework Help: 9th Grade

**Math**

Every 6th customer gets a coupon for juice and every 9th gets a coupon for snacks get a coupon for snacks which customer is the first to get both?

*Thursday, February 16, 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*

**3 grade math**

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

*Tuesday, February 14, 2012 by Dk*

**math**

If every 6th customer gets a coupon for free fruit snacks and every 9th customer gets a coupon for free fruit juice which customer will be the first to get both free fruit and free juice?

*Tuesday, February 7, 2012 by nick*

**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*

**social studies - 2nd grade**

i have a test tomorow . so can you help me ? thank you.

*Tuesday, January 31, 2012 by Blair*

**Reading**

What is a 6th grade definition for the word "Seraph"

*Monday, January 30, 2012 by Juliana*

**7th grade science**

What are mass extinctions?

*Sunday, January 29, 2012 by saranghae12*

**math**

3rd grade create an algorithm that has a difference of 20

*Thursday, January 26, 2012 by Ali*

**6th grade math**

how to solve w/3=17

*Sunday, January 22, 2012 by Isaiah*

**7th grade science ~ FOR MS. SUE**

Are plants organism? Please help!! Thank you!!

*Sunday, January 22, 2012 by saranghae12*

**12th Grade Calculus**

how will you multiply y = ae^3x + be^-2x with dy/dx = 3ae^3x - 2be^-2x

*Sunday, January 22, 2012 by Akash*

**7th Grade English**

How did Bethany Hamilton show perseverance????

*Tuesday, January 17, 2012 by Laruen*

**12th Grade Health Class**

My butt is itchy, how can I scratch it?

*Monday, January 16, 2012 by Lilly*

**6th grade math**

1/4 * 1/2 =4D

*Monday, January 16, 2012 by kirsten*

**5 th grade algebra**

5a-a-2a=18

*Saturday, January 14, 2012 by kennady*

**Math - Arithmetic Sequences**

The sum of the 4th and the 14th term of an arithmetic sequence equals 22. The 9th term is 4 larger than the 4th term. Calculate the first term of the sequence. I've been trying to solve this for like an hour but I just can't figure out how to do it! I'd really appreciate your ...

*Saturday, January 14, 2012 by Max*

**4th grade math**

What are 3/7,1/9,and 2/3 all realated to?

*Thursday, January 12, 2012 by Ivana*

**university of phoenix**

The weight of a small Starbucks coffee is a random variable with a mean of 360 g and a standard deviation of 9 g. Use Excel to find the weight corresponding to each percentile of weight. a. 10th percentile b. 32nd percentile c. 75th percentile d. 90th percentile e. 99.9th ...

*Wednesday, January 4, 2012 by michelle*

**math**

week 1 3 miles week 2 7 miles week 3 11 miles week 4 15 miles sophia predicted that jhon will run 32 miles during 9th week. use words symbols or numbers to explain wether sophia's prediction is correct

*Monday, January 2, 2012 by gabriel*

**Question**

I'M CURIOS SO DON'T JUST JUDGE ME AND BE RUDE i'M REALLY CURIOUS AND i FORGOT TO ASKED THIS QUESTION. DO NOT JUDGE ME!!!! Do I start taking SAT's and ACT's in grade 10th or 11th/12th grade???? I'm really curious.

*Friday, December 30, 2011 by Lauren*

**Statistics**

2. You are given the following data. Number of Absences Final Grade 0 93 1 90 2 79 3 66 4 60 5 56 - Find the correlation coefficient for the data. - Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days. Show all ...

*Friday, December 30, 2011 by Lauren*

**THE TWILIGHT ACADEMY?????**

The Twilight acamdy program is an evening alternative program offered at each hs and designed to meet the needs of at-risk students in gr 9th-12th who will benefit from a smaller academic environment. Students are offered all regents coures nessary for graduation, as well as ...

*Sunday, December 18, 2011 by Laruen*

**math 6th grade**

How to write out 10 the negative 6?

*Wednesday, December 14, 2011 by Bob*

**math 6th grade**

How to write out 10 to the negetive two?

*Wednesday, December 14, 2011 by Bob*

**math 6th grade**

(1/2) to the 5th power= Need to know how to write this?

*Wednesday, December 14, 2011 by Bob*

**Math Grade 3**

what happen when you divide a 3 -digit number by 10

*Monday, December 12, 2011 by Hong*

**Math Grade 3**

what happen when you divide a 3 -digit number by 10

*Monday, December 12, 2011 by Hong*

**algebra 2nd grade**

find the missing number 42-9=43-

*Monday, December 12, 2011 by carol*

**4t Grade Math**

Please help me write a multiplication sentence for 3X9=

*Monday, December 12, 2011 by Alexis*

**Math 4th grade**

Input 15 ? 30 10 9 3 1 Output 6 18 3 9 ? 30 90

*Wednesday, December 7, 2011 by Diamond*

**Statistics**

. You are running an a single variable ANOVA with five levels of the variable, such as comparing IQ on 5th, 6th, 7th, 8th and 9th graders and the F-value is very large. The significance for the F value is equal to .0003. What can you conclude about the overall effect and what...

*Tuesday, December 6, 2011 by Linda*

**7th grade mayh**

Dimensional analysis 4.25L/h to mL/h

*Sunday, December 4, 2011 by Anonymous*

**7h grade math**

Deminsional analysis 4.25L/h to mL/

*Sunday, December 4, 2011 by Anonymous*

**grade 7 math**

which expression is equivalent to (n+10)x5

*Sunday, December 4, 2011 by vito*

**8th grade science**

what does Radium bond with and what are the reactions

*Saturday, December 3, 2011 by Anonymous*

**SAT's and ACT's**

How to pass the SAT's and ACT'S for the John Hopkins Talent Search? Here are the grade chart. Awards Ceremony Eligibility Chart (valid for students who tested by June 30, 2011) SAT Grade 7 Math >=550 or Critical Reading >=550 ACT Grade 7 Math >=21 or Reading >=22 ...

*Friday, December 2, 2011 by Laruen*

**7th grade math**

please help me solve n-16= -23

*Thursday, December 1, 2011 by asia*

**math**

Jane is taking a class and asks you to help her figure out what her last grade must be in the class to get a 85 in the class. She tells you the following calculation is used to find your final grade: 75+85+90+X ___________ > 4 x is her last score which has not been taken. ...

*Wednesday, November 30, 2011 by Jennifer*

**math**

Jane is taking a class and asks you to help her figure out what her last grade must be in the class to get a 85 in the class. She tells you the following calculation is used to find your final grade: 75+85+90+X ----------- > or = to 85 4 x is her last score which has not ...

*Tuesday, November 29, 2011 by Jennifer*

**algebra**

Jane is taking a class and asks you to help her figure out what her last grade must be in the class to get a 85 in the class. She tells you the following calculation is used to find your final grade: w2d2 x is her last score which has not been taken. Explain this equation and ...

*Tuesday, November 29, 2011 by Jennifer*

**math**

Jane is taking a class and asks you to help her figure out what her last grade must be in the class to get a 85 in the class. She tells you the following calculation is used to find your final grade: w2d2 x is her last score which has not been taken. Explain this equation and ...

*Tuesday, November 29, 2011 by Jennifer*

**math 4th grade**

writing a sequence for the rule a-4=b

*Tuesday, November 29, 2011 by joe*

**7TH GRADE MATH**

please help solve -5(9K-8) + 2 (8+6K)

*Monday, November 28, 2011 by ASIA*

**Plz Help**

You I'm entering this contest Scholastic Arts and Writing Award, and I'm a bit confused so I have to register online, then fill out a form since I'm doing it and mail my art work and writing in???? I check the site but I'm confused. I'm in 7th grade by the way to other teacher...

*Sunday, November 27, 2011 by Laruen*

**2 grade math**

% of 0.66? Answer 66. Am I right

*Thursday, November 24, 2011 by Anonymous*

**MAth grade 8**

x+5/6 = 3x-5/8 Solve for x

*Tuesday, November 22, 2011 by 17halimk*

**MAth grade 8**

how do you convert 2 4/5 to decimals

*Tuesday, November 22, 2011 by 17halimk*

**world history**

I need to put these history dates in Chronological order to fill out a history chart on Buddhism. I am not sure the correct order and don't want to get the whole chart wrong. Please help. 5th century B.C.E. 350 C.E. 500 C.E. 819 C.E. Early 9th century C.E. 845 C.E. What is the...

*Sunday, November 20, 2011 by Allura*

**My Award Binder**

I have a award binder to keep all of my award from 1st grade to now and I need ideas to organize it and make it pretty. I don't have any award from 7th grade but my pricipal said that I will have a lot of awards (as I was walking to go to the library during my lunch period i ...

*Saturday, November 19, 2011 by Laruen*

**Another Question**

Is 8th grade is hard?

*Saturday, November 19, 2011 by Laruen*

**4th grade**

75-3m when m=8. Thanks!

*Friday, November 18, 2011 by Dominique*

**Linear Programming**

Riverside oil company in eastern Kentucky produces 3 different grades of gasoline. They are regular, premium, and supreme grades. Each barrel of regular grade sells for $77 while premium grade sells for $82 per barrel and supreme grade sells for $89 per barrel. Petroleum ...

*Thursday, November 17, 2011 by Ashley*

**8th Grade Help**

My sister is gradating grade 8th this year and she wants to create her own 8th grade yearbook using a "marble notebook" she doesn't want to use a scrapbook she need cover ideas memorable quotes and funny ideas background ideas (when putting pictures she needs some background ...

*Tuesday, November 8, 2011 by Laruen*

**6th grade math**

which is bigger? 17/19 0r 0.85

*Monday, November 7, 2011 by Kate*

**6th grade math**

Which comparison is correct? A. < 0.05 = 50% B. 0.7 = < 10% C. < 25% < 0.9 D. 0.3 < 36% =

*Sunday, November 6, 2011 by Kate*

**7th grade math**

8/9 \1/4

*Saturday, November 5, 2011 by Aaron*

**8th grade math in pre-algebra**

6(2x+3)=42

*Friday, November 4, 2011 by Anonymous*

**8th grade math**

How do you simplify problems like 8x + 3 (7x-6) -9(4x-8) + 2x? Please help!! Thank you!

*Thursday, November 3, 2011 by saranghae12*

**8th grade math**

collect like terms 3a+2a^2+a-a^2

*Wednesday, November 2, 2011 by Hector*

**6th grade math**

write the following number as a percent. 6 1/2

*Sunday, October 30, 2011 by Kate*

**MATH 7th GRADE**

7ã3 / ã 5

*Saturday, October 29, 2011 by PLEASE HELP*

**Fourth grade math**

What's range mean?

*Thursday, October 27, 2011 by Zoe*

**MAth grade 8**

y^2-4y+4/2-6y x 2y+4/3y^2-12

*Wednesday, October 26, 2011 by Aldwin*

**Maths Grade 8**

m^2-m-6 m^2 _________ x ______ m^2-9 m^2+2m

*Wednesday, October 26, 2011 by Aldwin*

**4th grade Social Studies**

What are the steps of the water cycle

*Monday, October 24, 2011 by Maria*

**4 grade math**

complete the following problem 4+8+7/3*72

*Monday, October 24, 2011 by Maria*

**5th Grade Science**

Creation of landforms??

*Thursday, October 20, 2011 by Julie*

**physics**

After a jump, a skydiver reaches terminal speed in 10 seconds. Does he gain more speed during the first second of fall or the ninth second of fall? which of these two seconds (1st or 9th) will he fall the greater distance?

*Wednesday, October 19, 2011 by Rich*

**English**

I am in the 4th grade and do not understand transition words. Please help.

*Monday, October 17, 2011 by Kaden*

**4th grade Math**

what wil be the next number pattern 1, 2, 4, 8, 16, ? Thanks!

*Thursday, October 13, 2011 by Ryan*

**math**

the number of 5th grade students in a school is a prime number greater than 50.What is the least number of 5th grade students there could be in a school

*Thursday, October 13, 2011 by clayton*

**grade 9 math**

write 100 and 72 as products of two powers

*Thursday, October 13, 2011 by bee*

**4th grade math**

how do I find the mean of 92;96;99;103;88

*Wednesday, October 12, 2011 by carter*

**Grade**

Ok today during social studies I got this mini progress report (it's a overview on what grade I have right now before they send our real progress report which they may send this week or next week) and like I just want to know what GPA i got. Here it is & other classes English...

*Tuesday, October 11, 2011 by Laruen*

**math**

Studies have shown a particular television commercial is understood by 25% of first grade students and 80% of fourth grade students. If a television advertising agency randomly selects one first grader and one fourth grader, what is the probability neither child would ...

*Tuesday, October 11, 2011 by Khizar*

**Economics**

The schedule below shows the level of output that can be produced using different levels of input. A unit of input costs $80 and the fixed costs of running your business are $50. Input Output 0 0 1 2 2 6 3 9 4 11 5 12 1. What is your AVC of producing 11 units of output? ...

*Saturday, October 8, 2011 by John Doe*

**5th Grade Math**

what fraction is the largest? 3 2/3 or 3 3/4 or 3 1/2 or 3 3/5?

*Tuesday, October 4, 2011 by Nicole*

**5th Grade Math**

I just wanted to Thank you Ms. Sue for the help my son is in 5th grade and some of his homework i don't understand, and i don't want him to turn it in wrong. So if i have more of an understanding then i can help him more with his homework so he gets a better understanding. ...

*Tuesday, October 4, 2011 by Nicole*

**5th Grade MATH!**

in Which set is 2/3 of the numbers composite? a. 21,29,15,9,27,30 b.18,5,19,33,23,20 c.10,28,21,35,19,11 d.34,12,16,32,22,8

*Tuesday, October 4, 2011 by Anonymous*

**social psy**

) Researcher wants to look at the correlation between class attendance and grade in class (higher numbers indicating a higher grade). The researcher found the following result r = .82. The correlation coefficient tells researchers two pieces of information, the strength of the...

*Monday, October 3, 2011 by deb*

**6th grade math**

what is 1/3 of 3/2? is that means multiply??? or devide???

*Thursday, September 29, 2011 by Kate*

**3RD GRADE MATH**

WHATS THE ANSWER TO 10 + ? = 20 + 110

*Tuesday, September 27, 2011 by MAJESTI*

**math 11 grade**

How do you do this 5a+(9)-12e*5a+(3)

*Monday, September 26, 2011 by shay*

**7th grade math**

i need help with variables and patterns algebra

*Monday, September 26, 2011 by hannah*

**Physics...Help please**

The problem is from fundamentals of physics 9th edition by halliday. Here is a free download of the book since I couldn't post the graph (I had to write out link since site doesn't allow links to be posted): tripplew period sendspace period com/file/shrz0x I am having trouble ...

*Friday, September 23, 2011 by Linda*

**6th grade social studies**

what is world culture

*Thursday, September 22, 2011 by Ja'Shawn*

**Math**

what is y+19=9 plz help me i don't understand this im in 7th grade >.>

*Wednesday, September 21, 2011 by someone*

**6th grade math**

3/4x-2/3x=2/5

*Wednesday, September 21, 2011 by Carol*

**fith grade math**

well i'm trying to do 49 x27 how would you do that?

*Monday, September 19, 2011 by ashley*

**Physics - HELP! PLEASE**

The problem is from fundamentals of physics 9th edition by halliday. Here is a free download of the book since I couldn't post the graph (I had to write out link since site doesn't allow links to be posted): tripplew period sendspace period com/file/shrz0x I am having trouble ...

*Sunday, September 18, 2011 by Linda*

**5th grade algebra**

4h=31-3 h=?

*Thursday, September 15, 2011 by Dacia*

**6th grade math**

20 cents. but what if the next number is 1.5.Then how will i solve it.

*Thursday, September 15, 2011 by Kate*

**6th grade math**

but why is 2.0 bigger than 0.15?

*Thursday, September 15, 2011 by Kate*

**7th grade math**

what is a supplementary angle?

*Wednesday, September 14, 2011 by saranghae12*

**7th grade math**

what are complementary angles? Please help! Thank you!

*Wednesday, September 14, 2011 by saranghae12*

**math**

Polk Elementary School has three classes for each grade level,kindergarten through fifth grade.If there is an average of 27 students per classroom,about how many students attend Polk Elementary School?

*Wednesday, September 14, 2011 by felix*

**Math Block Problem**

A child organizes animal blocks in rows on the ground. There are 64 animal blocks in the 5th row & 92 of those blocks in the 9th and last row. Suppose that the number of animal blocks frm row to row form an arithmetic sequence. The number of animal blocks in the first row is...

*Tuesday, September 13, 2011 by Anonymous*