Monday

October 24, 2016
**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**

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*

**English 7 - "Dear Reader" Letter Check**

Can you check my letter. It's a project for English. We are making our writing portfolios. I'm almost done I just have to do this. Dear Reader, This year I done some great improvement as a writer. I add great vocabulary in my pieces. When I'm reading, it improve my...

*Thursday, June 7, 2012 by Laruen *

**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*

**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*

**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*

**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 ...

*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*

**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*

**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...

*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*

**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*

**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*

**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**

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*

**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*

**math**

John checks every 8th item for color, and Colin checks every 12th item for durability. If 1,920 items passed by both of them, how many items were checked by both John and colin? How do I figure this?

*Wednesday, January 25, 2012 by Linda*

**6th grade math**

how to solve w/3=17

*Sunday, January 22, 2012 by Isaiah*

**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*

**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*

**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 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 *

**pre-algebra**

find the product: (4k to the 5th power)(-2k)to the 3rd power. 5th power is inside the parenthesis and the 3rd is outside the parenthesis. Is it -32k to the 8th power or -32k to the 2nd power?

*Sunday, December 18, 2011 by Linda*

**math 6th grade**

How to write out 10 the negative 6?

*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*

**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*

**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*

**Talent Search **

If you don't do talent search in gr 7th can I still do it in gr 8th???? Ok me and my friend are having a problem like she saying that I can't do it this year which I'm not but she said I can't do it next year. Ok that's unfair I'm going to do very well ...

*Sunday, December 4, 2011 by Laruen *

**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*

**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*

**business math**

Vail Ski Shop received a $1,201 invoice dated July 8th wiht 2/10, 1/15, n/60 terms. On July 22, Vail sent a $485 partial payment. What credit should Vail receive? What is Vail's outstanding balance?

*Monday, November 28, 2011 by andrea*

**business math**

Vail Ski Shop received a $1,201 invoice dated July 8th wiht 2/10, 1/15, n/60 terms. On July 22, Vail sent a $485 partial payment. What credit should Vail receive? What is Vail's outstanding balance?

*Monday, November 28, 2011 by andrea*

**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*

**math**

Vail Ski Shop received a $1,201 invoice dated July 8th wiht 2/10, 1/15, n/60 terms. On July 22, Vail sent a $485 partial payment. What credit should Vail receive? What is Vail's outstanding balance?

*Saturday, November 26, 2011 by andrea*

**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 *

**Valedictorian/Salutatorians ????**

What is Valedictorian/Salutatorians award? Do 8th graders get one???? How do you get Valedictorian/Salutatorians award???

*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*

**Spanish 8th grade**

I have to put these in the past tense-Are they correct? 1. Tú hablas por teléfono. Tú habaste por teléfono. 2. Nosostros bailamos mucho los fines de semana. This would be the same in past tense, I think?? 3. Tú y yo cantamos los domingos. ...

*Wednesday, November 16, 2011 by Tim*

**Spanish 8th grade**

I have to put these in the past tense-Are they correct? 1. Tú hablas por teléfono. Tú habaste por teléfono. 2. Nosostros bailamos mucho los fines de semana. This would be the same in past tense, I think?? 3. Tú y yo cantamos los domingos. ...

*Wednesday, November 16, 2011 by Timothy*

**math**

A team is made up of 6th 7th and 8th graders in the ratio of 234. How many 6th graders will be on a 36member team?

*Thursday, November 10, 2011 by brandon*