Saturday

July 4, 2015

July 4, 2015

**statistics**

You are given the following data. Number of Absences Final Grade 0 95 1 91 2 82 3 69 4 67 5 58 - 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.
*Thursday, October 4, 2012 by mom*

**7th grade math help quick**

11/12 + (-2/3) = ?
*Wednesday, October 3, 2012 by Delilah*

**math**

there are 15 boys and 18 girls in fifth grade. Find the ratio of boys to girls in fifth grade.(how do I get the answer) can someone show me how to work the problem
*Monday, October 1, 2012 by dan*

**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*

**2nd grade math**

____= 8+2?
*Wednesday, September 26, 2012 by todd*

**math**

5th grade equstions
*Tuesday, September 25, 2012 by erickka*

**6th grd math**

Mary put new tiles on her kitchen floor. The floor measures 6 ft long by 5 ft wide. She used 10 tiles to cover the entire floor each tile was 3 ft long. Write an equation using the variable x to model this situation. What does x represent in the equation?
*Monday, September 24, 2012 by Equations & solutions*

**Arithmetic Progression**

In an AP the 6th term is half the 4th term and the 3rd term is 15. a. Find the fist term and the common difference. b. How many times are needed to give a sum that is less than 65?
*Monday, September 17, 2012 by Math*

**7th grade math**

What is the difference? |-9| - |13| =? A)-22 B)-4 C)4 D)22
*Sunday, September 16, 2012 by Lauren*

**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**

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 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*

**9th grade chemistry**

what is the
*Monday, September 3, 2012 by simia *

**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*

**9th grade algebra/Ms Sue**

Okay Ms. Sue. I am in 8th grade but I am taking Algebra with 9th graders. I am very confused with my previous problem. I have asked my Dad but we are both getting confused. Now I have come up with 22. Is this my correct answer?
*Wednesday, August 22, 2012 by Reed*

**Math 5 grade**

3/4 [5/2] The answer would be 15/8. Right?
*Tuesday, August 21, 2012 by Shan*

**CTU**

Part IV: You find that a small business loan in the amount of 50,000 is the amount you need to purchase the restaurant location. After researching banks to find the best interest rate, you find that banks for small businesses offer the best interest rate of 9% interest that ...
*Monday, August 13, 2012 by Johjoh*

**math**

sam spent 2/5 of amount he had on clothes. He spent 1/6th of remaining on food. of the remaining amount he spent on transport.He was then left with $132. Find his initial amount.
*Sunday, August 12, 2012 by MathNoob*

**Physics**

The force of gravity on the moon is said to be 1/6th of that on the earth .what would be the mass of 12kg weighed on the surface of the earth and moon
*Wednesday, July 18, 2012 by Bhumika Gireesh*

**Math**

15x to the 8 power x y to the 2nd power divided by 15x to the 6th power y to the 2nd power equals?
*Tuesday, July 10, 2012 by Lisa*

**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**

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*

**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*

**6th g-math**

Diego has $10 to spend on school supplies. He wants to buy a calculator for $5.50 and several packs of mechanical pencil for $1.50 each. What inequality can be used to find the maximum number of packs of mechanical pencils Diego can buy? A. 1.5p + 5.5 _< 10 B. 5.5p + 1.5 _&...
*Wednesday, May 23, 2012 by Nastia*

**8 grade**

27.6 x 5.2 my answer is 138.00 is this right
*Monday, May 21, 2012 by codey*

**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*

**6th Geography**

which of the following is an accurate statement about the history of south Asia? a) Buddhism was founded in India b) when west Pakistan gained its independence it was renamed Bangladesh c) invaders from the Indus valley conquered Afghanistan in about 2500bc d) because of ...
*Thursday, May 10, 2012 by poisoned thorn*

**6th Geography**

when they were soviet republics the Baltic states contained many important soviet navy bases. true or false? I say true, am II right?
*Tuesday, May 8, 2012 by poisoned thorn*

**6th Geography**

what happened to Russia after the fall of the soviet union? a) ethnic conmflicts and spartists movements threatened stability b) most soviet satellites chose to remain part of russia c) the nation acheived a level of stability never seen before d) most russians wanted ti ...
*Tuesday, May 8, 2012 by poisoned thorn*

**2nd grade math**

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

**MATH 6th**

1. Is there a website that can show me how to divide decimals by10-1000? 2. Divide decimals by whole numbers? 3. Patterns with tenths, hundredths and thousandths? PLEASE HELPL ME - THANK YOU IN ADVANCE. JUST SOME SAMLES OF ALL THE ABOVE
*Thursday, April 26, 2012 by xavier *

**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*

**to ms.sue**

thank you. how do you know im in 4th grade?
*Tuesday, April 17, 2012 by Celest*

**6th grade comedy**

"Abbott: Oh, I'll tell you their names, but you know it seems to me they give these ball players now-a-days very peculiar names. Costello: You mean funny names? Abbott: Strange names, pet names...like Dizzy Dean... Costello: His brother Daffy. Abbott: Daffy Dean... ...
*Sunday, April 15, 2012 by kathy*

**6th grade geo**

in which area would you find coal veins? in contrast to the southern uplands and the highlands, the central lowlands of Scotland which of the following is an accurate statement about the way that the welsh economy has changed in the late twentieth century Scotland’s lakes...
*Thursday, April 12, 2012 by ♥rebel•stupidity=kathy*

**Math 8th Grade**

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

**6th geo**

The Welsh language is an important reason why Wales is a unique part of the United Kingdom. After reading about the origins of the Welsh language and how it’s used today, describe two steps being taken to preserve the language and ensure its future.
*Tuesday, April 10, 2012 by ♥rebel•stupidity=kathy♥*

**6th G-Math**

1.What is a reasonable estimate for the area of a circle with radius 4 cm? A. Area=12cm^2 B. Area=16cm^2 C. Area=24cm^2 D. Area=48cm^2
*Monday, April 9, 2012 by Lauren*

**6th G Math**

Sam has started babysitting to earn extra money. On Thursday night she earned $26, on Friday night she earned $19, and on Saturday night she earned $24. What is the mean amount of money she earned during the weekend?
*Sunday, April 8, 2012 by Lauren*

**6th G Math**

The school pep squad members wanted to make rectangular spirit flags with bases of 7 inches and heights of 8 inches. Each flag is divided evenly into a red triangle and a white triangle. How much fabric would be needed to make the white triangle for 100 spirit flags?
*Saturday, April 7, 2012 by Jon*

**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 141**

You find that a small business loan in the amount of 50,000 is the amount you need to purchase the restaurant location. After researching banks to find the best interest rate, you find that banks for small businesses offer the best interest rate of 9% interest that compounds ...
*Tuesday, March 27, 2012 by Sherry*

**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 *

**6th Grade Christian History**

1. when he roman government began to persecute Christians under Nero, a) Christianity almost disappeared b) Christians had to cremate their dead c) Jews hid themselves in their homes d) Christianity was outlawed 2. the bishop of Rome was also known by the title a) pope b) ...
*Saturday, March 10, 2012 by ☻i♥zee☻*

**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 Math**

Don decided to do some landscaping in his backyard. He began by watering the lawn. The rotating sprinkler that he installed can spray an area with a radius of 7 feet. What is the maximum area the sprinkler can cover? a. 21.98 ft(2) b. 28.26 ft(2) c. 43.96 ft(2) d. 153.86 ft(2...
*Thursday, March 1, 2012 by Ty*

**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*

**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*

**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*

**math**

sams bday is 186 days after jims bday. susans is 24 days after jims. sam was born on sept 6th. what day was susan born on if it was not a leap yr?
*Wednesday, February 8, 2012 by dave*

**math**

The final math grades for all 6th graders were A: 125, B: 200, C: 350, D: 95, and F: 25. Make a bar graph to display this data. In the box below, write a description of your bar graph.
*Thursday, February 2, 2012 by christina*

**7th grade science**

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

**Math**

The final math grades for all 6th graders were A: 125, B: 200, C: 350, D: 95, and F: 25. Make a bar graph to display this data. In the box below, write a description of your bar graph.
*Wednesday, January 25, 2012 by april*

**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*

** 5 th grade algebra**

5a-a-2a=18
*Saturday, January 14, 2012 by kennady*

**4th grade math**

What are 3/7,1/9,and 2/3 all realated to?
*Thursday, January 12, 2012 by Ivana*

**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 *

**Algebra**

You find that a small business loan in the amount of 50,000 is the amount you need to purchase the restaurant location. After researching banks to find the best interest rate, you find that banks for small businesses offer the best interest rate of 9% interest that compounds ...
*Thursday, December 15, 2011 by Kimberly*

**Algebra**

You find that a small business loan in the amount of 50,000 is the amount you need to purchase the restaurant location. After researching banks to find the best interest rate, you find that banks for small businesses offer the best interest rate of 9% interest that compounds ...
*Thursday, December 15, 2011 by Kimberly*

**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*

**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*

**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*

**Core mathematics**

The 4th term of an A.P.is 37 and the 6th term is 12 more than the 4th term.find the 1st and the 7th term of the sequence.
*Saturday, November 26, 2011 by Sequence and series*

**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 *

**4th grade**

75-3m when m=8. Thanks!
*Friday, November 18, 2011 by Dominique*

**math**

It is projected that t months from now, the average price per unit for gods in a certain sector of the economy will be P(t) = -t3 +7t2 +200t + 300 dollars. c.Use calculus to estimate the change in the rate of price increase during the first half of the 6th month. How can I ...
*Saturday, November 12, 2011 by namuun*