Tuesday

December 1, 2015
**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*

**algebra ll**

Need help please.. Identify -7x^3+6x^2+6x+9 Searching for the degree of the first term, 2nd term, 3rd term, 4th term and the degree of the polynomial? I thank you
*Saturday, May 5, 2012 by Alexis2*

**2nd grade math**

4/6 of 18 is?
*Monday, April 30, 2012 by Joei*

**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 ...
*Thursday, April 26, 2012 by Rezu*

**math**

Prove the identity: cos^4(x)-sin^4(x)=1-2sin^2(x).with explanation im confused on this one cause of the 4th power of the sine. does this mean that we put it in the calculator 4 times? and what exactly does it mean by prove the identity- does it mean like make sure both sides ...
*Sunday, April 15, 2012 by Anonymous*

**Math 8th Grade**

What is the y-int of the graph of 4x+2y=12
*Tuesday, April 10, 2012 by Lana Von Monroe*

**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*

**math**

The 8th term of ap is 5time the 3rd term, while the 7th term is greater than the 4th term, write the first 5 term of the ap
*Friday, March 30, 2012 by wale*

**6th grade math**

35/(2+5)(2^3)-15
*Wednesday, March 28, 2012 by Katie*

**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*

**to allison**

list of words with Fl or Fl in it: flat flood floss flesh inflate fly flying flution flap flames flame flavor flavors flight flights fleas floor flip flips flock I hope that works. if you need more help. post me .im a 4th grader
*Wednesday, March 21, 2012 by Celest*

**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*

**maths**

the sum of the 4th and 6th terms of an A.P is 42. the sum of the 3rd and 9th terms of the progression is 52. find the first term, the common difference and the sum of the first ten terms of the progression.
*Wednesday, March 7, 2012 by festus*

**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*

**4th grade challenging math questions**

a pioneer family plans to build a barn.they will need 12 large support posts along each side wall and 8 posts along both the front and back walls.they can cut the two posts from each tree that they chop down.How many trees should they chop down?How did you find your answer? B...
*Thursday, March 1, 2012 by Celest*

**statistics**

12. A statistics student received a grade of 85 on a statistics midterm. If the corresponding z score equaled +1.50, and the standard deviation equaled 7, what was the average grade on this exam? a. 95.5 b. 74.5 c. 78.0 d. Cannot determine without knowing how many took the ...
*Sunday, February 26, 2012 by tim*

**7th grade health**

What does anemic mean?
*Tuesday, February 21, 2012 by saranghae12*

**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**

Dots are arranged to form pattern as show below: pattern 1 they are 2 pattern 2 they are 5 pattern 3 (a) how many dots are in the 4th, 5th, 11th, 200th patterns?
*Friday, February 10, 2012 by Vuyo*

**Social Studies**

I need to find out 4 mistakes Germany made during WWI. I know one is unsrestricted submarine warfare. Another one would be the Zimmerman Note. A third one could be that they invaded Belgium. I can't think of a 4th mistake though.
*Tuesday, February 7, 2012 by Brandi*

**arithmetic**

the sum of the 3rd and the 4th term is 44 and the sum of the 10th and the 15th term is 203. what is the sum up to the 20th term?
*Tuesday, February 7, 2012 by linda*

**math**

or each month jack works he earns an increase or raise of $. 05 on his hourly pay if he has already worked for three months, which shows his 4th month's hourly rate in terms of his first month's hourly rate?
*Tuesday, January 31, 2012 by dani *

**7th grade science**

What are mass extinctions?
*Sunday, January 29, 2012 by saranghae12*

**Math**

Please help me with the following problem, I have submitted the answer: 88.2 and was told that it was incorrect. The word problem reads: If you do not consider air resistance, gravity causes a falling object to descend a distance of (9.8)t2 where t is the time in seconds. If a...
*Wednesday, January 25, 2012 by Please Please Help*

**math**

Please help me with the following problem, I have veiwed the answers to the other problems like this one and were told they were incorrect: If you do not consider air resistance, gravity causes a falling object to descend a distance of (9.8)t2 where t is the time in seconds. ...
*Wednesday, January 25, 2012 by IN NEED OF HELP*

**MATH**

I have no idea on how to get started. If you do not consider air resistance, gravity causes a falling object to descend a distance of (9.8)t2 where t is the time in seconds. If a 16 pound bowling ball is dropped from the tallest building in the world, how many meters does it ...
*Monday, January 23, 2012 by Challenge Problem Math Help Please*

**MATH**

If you do not consider air resistance, gravity causes a falling object to descend a distance of (9.8)t2 where t is the time in seconds. If a 16 pound bowling ball is dropped from the tallest building in the world, how many meters does it fall during the 4th and 5th seconds ...
*Monday, January 23, 2012 by HELP ME IN MATH*

**6th grade math**

how to solve w/3=17
*Sunday, January 22, 2012 by Isaiah*

**Math, Quadratics**

Farmer John is building a pen to keep his pig in. John has 40m of fencing. He will only need to make 3 sides to the pen because the 4th side will be along a barn. If John wants the maximum area what should the side lengths of the pen be?
*Saturday, January 21, 2012 by Kelly*

**math**

in 2nd year Adam owed $ 977.53, in the 3rd year he owed $ 1036.18 and in the 4th year he owed $1098.35 how much was the loan originally, and determine the future value of the loan after 10 years
*Thursday, January 19, 2012 by Annie*

**physics**

At a point in a pipeline the velocity of liquid is 2 m/s and the pressure is 10^5 Pa. what is the pressure at a point 10 m lower than the first one (the cross-section is 1/4th of the previous one and the density of liquid is 800 kg/m^3)
*Thursday, January 19, 2012 by Anonymous*

**arithmetic**

the sum of the 4th and 8th terms is 10, and the sum of the 6th and 12th terms is 22. Find the first three terms.
*Thursday, January 19, 2012 by esa*

**Math**

The endpoints of one diagonal of a The The endpoints of one diagonal of a rhombus are (0, -8) and (8, -4). If the coordinates of the 3rd vertex are (1, 0), what are the coordinates of the 4th vertex? (7, -12) (7, -8) (-8, -4) (-4, -12)
*Wednesday, January 18, 2012 by Justin*

**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*

**4th math**

can you help me with this problem,? here is the number of lunches served last week at a school. 234,234,245,250,255. I already got the median is 245 set and Mode is 234 set. what do you think will be the next number of lunches serves?--- why?-----
*Wednesday, January 11, 2012 by sue*

**Spanish-Please check SraJMcGin**

Hi, I redid some of the answers as suggested yesterday from someone who responded to my post. Could you please see if I did them correctly-Thank you- I made the corrections-someone yesterday redid a question but the questions shouldn't be redone-that's my homework-the ...
*Thursday, January 5, 2012 by Sophie*

**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 *

**math**

The 4th term of an AP is 3 times its first term and the 7 term exceeds the 3 term by 1.Find the 10 term of an AP.
*Thursday, December 8, 2011 by Habooba*

**9th grade math**

simplify x^5-x^3+x^2-1-(x^3-1)(x+1)^2/(x^2-1)^2
*Wednesday, December 7, 2011 by Anne*

**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*

**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 &...
*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*

**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 ...
*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*

**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...
*Saturday, November 19, 2011 by Laruen *

**Another Question **

Is 8th grade is hard?
*Saturday, November 19, 2011 by Laruen *

**Science project fair**

Hello: My daughter is in 4th gde and is about to turn in her displayboard but we are not coming up with a good title. She wants to title it "Flowers with sweet tooth". In her science projct she has discovered that sugar helps cut flowers live longer than with just ...
*Tuesday, November 15, 2011 by priscila*

**AP Calculus AB**

A river boat company offers a 4th of july trip to an organization with understanding that there will be at least 400 passengers. each ticket is $12, and company agrees to refund $.20 to every passenger for each 10 passengers in excess of 400. find the number of passengers that...
*Saturday, November 12, 2011 by Teresa*

**Math**

Use the pattern "1 less than 3 times the number." Start with the number 5. What is the 4th number in the pattern?
*Wednesday, November 9, 2011 by Lea*

**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 ...
*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*

**arithmetic**

The 8th term of an A P is 5times the third term while the 7th term is 9 greater than the 4th term.what are the first five term
*Friday, November 4, 2011 by Anonymous*

**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*

**4 grade math**

complete the following problem 4+8+7/3*72
*Monday, October 24, 2011 by Maria *

**PLZ HELP....STATS**

You are given the following data. # of Absences Final Grade 0 96 1 92 2 71 3 66 4 60 5 51 A. Find the correlation coefficient for the data. B. Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
*Sunday, October 23, 2011 by Jennifer*

**Stats**

You are given the following data. # of Absences Final Grade 0 96 1 92 2 71 3 66 4 60 5 51 A. Find the correlation coefficient for the data. B. Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
*Sunday, October 23, 2011 by Jennifer*

**Math**

You are given the following data. # of Absences Final Grade 0 96 1 92 2 71 3 66 4 60 5 51 A. Find the correlation coefficient for the data. B. Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
*Friday, October 21, 2011 by Jen*

**5th Grade Science**

Creation of landforms??
*Thursday, October 20, 2011 by Julie*

**math**

The number uses every number 0-9 the numbers are used only once the fourth digit is 4 the first digit in the billions place is 3 the 5 is next to the last digit the sixth digit is 7 the digit after 3 is 9 the digit before 5 is 2the third digit is half the value of the eigth ...
*Thursday, October 20, 2011 by Anonymous*

**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*

**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*

**science**

This is for a 4th grd science project. I am in doubt in what independent variables to use for the project. The topic that my daughter selected is Does heart rate INCREASE with INCREASING SOUND volume? Thank you for your help!!!
*Thursday, October 6, 2011 by priscila*

**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 ...
*Tuesday, October 4, 2011 by Nicole*

**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*

**pls help solving 4th math**

1. Explain why you would use front end estimation. Gie an example of one time you might use it. 2. Explain in words how to add 234+467. Make sure to explain regrouping, if necessary. Thanks for your help!
*Wednesday, September 28, 2011 by Kevin*

**physics**

Which statements are true for the resistivity of a metal conductor: It depends on the temperature of the material. It becomes smaller as the cross-sectional area of the material becomes smaller. It is positive for copper but negative for carbon. It has units of ohms/meter. It ...
*Wednesday, September 28, 2011 by isabelle*

**math 11 grade**

How do you do this 5a+(9)-12e*5a+(3)
*Monday, September 26, 2011 by shay*

**6th grade math**

3/4x-2/3x=2/5
*Wednesday, September 21, 2011 by Carol*

**5th grade algebra**

4h=31-3 h=?
*Thursday, September 15, 2011 by Dacia*

**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*

**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*

**5th grade math**

what are the divisidles rules
*Tuesday, September 13, 2011 by amber*

**5th grade math**

what are the divisidles rules
*Tuesday, September 13, 2011 by amber*

**third grade math**

Does (4+5) + 2 = 9+2? Explain
*Monday, September 12, 2011 by Alex*

**6th grade**

interview some from 9/11
*Sunday, September 11, 2011 by jonathan*

**6th grade**

describe yourself mathamatically
*Sunday, September 11, 2011 by jonathan*

**6th grade math**

60x60x24x365x186000=???
*Thursday, September 8, 2011 by kade*

**prealgebra**

IM stuck on a question. PLease help. A teacher is giving candy to his periods. First period gets 1/3 and 2nd period gets 1/4 and 3rd period gets 1/3 and finally 4th period gets 22 pieces. How many pieces did each period get? Im stuck!!
*Wednesday, August 31, 2011 by randy*

**algebra**

27a squared b cube - 36a cube b squared + 18 a squared b squared + 9 a to the 4th b cube
*Monday, August 22, 2011 by Anonymous*