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October 2, 2014

Homework Help: 9th Grade

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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 at 11:20pm

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 at 9:43pm

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 at 8:43pm

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 at 10:04am

2 grade math
% of 0.66? Answer 66. Am I right
Thursday, November 24, 2011 at 11:10am

MAth grade 8
x+5/6 = 3x-5/8 Solve for x
Tuesday, November 22, 2011 at 8:02am

MAth grade 8
how do you convert 2 4/5 to decimals
Tuesday, November 22, 2011 at 7:37am

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...
Sunday, November 20, 2011 at 10:55pm

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 at 7:21pm

My Awards (to share with teachers)
1st Grade participation in summer reading and math program ------ 3rd Grade 2nd place in primary spelling bee Certificate of Achievement: Math, Music, Good Citizenship, Student of the month - June (4 awards) ---- 4th Grade Parp Ribbin Headliners Science Fair (scientific ...
Saturday, November 19, 2011 at 3:27pm

Another Question
Is 8th grade is hard?
Saturday, November 19, 2011 at 10:12am

4th grade
75-3m when m=8. Thanks!
Friday, November 18, 2011 at 12:07am

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 at 12:03pm

6th grade math
which is bigger? 17/19 0r 0.85
Monday, November 7, 2011 at 7:45pm

7th grade math
8/9 \1/4
Saturday, November 5, 2011 at 7:53pm

MATH 7th GRADE
7ã3 / ã 5
Saturday, October 29, 2011 at 9:21pm

MAth grade 8
y^2-4y+4/2-6y x 2y+4/3y^2-12
Wednesday, October 26, 2011 at 10:04am

Maths Grade 8
m^2-m-6 m^2 _________ x ______ m^2-9 m^2+2m
Wednesday, October 26, 2011 at 9:44am

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 at 11:52pm

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 at 1:04pm

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 at 3:03pm

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 at 5:47pm

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 at 5:05pm

math
the chess club has 55 members 22 of them are in 6th grade what percent of the club is not in 6th grade
Wednesday, October 12, 2011 at 8:08pm

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 at 12:05am

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 at 12:16am

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 at 9:58pm

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 at 2:23pm

math 11 grade
How do you do this 5a+(9)-12e*5a+(3)
Monday, September 26, 2011 at 9:10pm

6th grade math
3/4x-2/3x=2/5
Wednesday, September 21, 2011 at 4:44pm

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 ...
Sunday, September 18, 2011 at 12:55pm

5th grade algebra
4h=31-3 h=?
Thursday, September 15, 2011 at 8:18pm

6th grade math
but why is 2.0 bigger than 0.15?
Thursday, September 15, 2011 at 4:15pm

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 at 2:55pm

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 at 8:40pm

MATH
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 at 7:53pm

MATH Word 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 at 4:06pm

Math Help
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 at 10:32am

Arithmetic Sequence
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...
Monday, September 12, 2011 at 11:42pm

third grade math
Does (4+5) + 2 = 9+2? Explain
Monday, September 12, 2011 at 7:29pm

6th grade
interview some from 9/11
Sunday, September 11, 2011 at 3:57pm

6th grade math
60x60x24x365x186000=???
Thursday, September 8, 2011 at 9:21am

6th grade math
2 2/3 \ 1 5/6
Thursday, August 18, 2011 at 7:31pm

math
on his first exam, he studied for 10 hours and went to tell the mall for 4hours, and got a score of 85. how long should he study to get a grade of 96 and go to the mall for 17 hours? grade varies directly with studying and inversely with going to the mall. is the answer 48hrs?
Tuesday, August 2, 2011 at 12:30pm

Math
Mr. Doodle’s grade distribution over the past 3 years for a course in college algebra is shown in the chart below. Grade Number A 45 B 180 C 110 D 95 F 65 I 5 If Jane plans to take a college algebra course with Mr. Doodle, determine the empirical probability that she ...
Wednesday, July 20, 2011 at 10:08am

Math
Mr. Doodle’s grade distribution over the past 3 years for a course in college algebra is shown in the chart below. Grade Number A 45 B 180 C 110 D 95 F 65 I 5 If Jane plans to take a college algebra course with Mr. Doodle, determine the empirical probability that she ...
Tuesday, July 19, 2011 at 5:30pm

Math-Please help :(
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Thursday, July 14, 2011 at 10:42pm

stats
Can someone please help me, I have been working on this for 2 hours now and I keep getting a negative answer. You are given the following data. Number of Absences Final Grade 0 99 1 94 2 79 3 73 4 68 5 53 - Find the correlation coefficient for the data. - Find the equation for...
Thursday, July 14, 2011 at 9:21pm

Math
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Thursday, July 14, 2011 at 6:13pm

Math
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Thursday, July 14, 2011 at 4:48pm

Math
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Wednesday, July 13, 2011 at 8:06pm

Math-geometry
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Wednesday, July 13, 2011 at 6:39pm

Math-geometry
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Tuesday, July 12, 2011 at 12:00am

math
a number story for grade 4?
Wednesday, June 8, 2011 at 3:19am

math grade 5
My sister in grade 5 needs help but i dunt exactly know how to do the answers myself, so if someone can help me out i can explain to her better. Thanks 3. You are using a tree diagram with 12 branches to show the possible outcome of a probability experiment What might the ...
Monday, June 6, 2011 at 8:55pm

MAT/116
I was just wandering if this was correct? 1. Your company is planning to spend no less than $80,000 and no more than $100,000 on a landscaping project, which will be used as a promotional park that promotes your toaster manufacturing company. Write an inequality with a ...
Monday, May 30, 2011 at 12:26am

MAT/116
I was just wandering if this was correct? 1. Your company is planning to spend no less than $80,000 and no more than $100,000 on a landscaping project, which will be used as a promotional park that promotes your toaster manufacturing company. Write an inequality with a ...
Sunday, May 29, 2011 at 11:55pm

math
Mr. Doodle’s grade distribution over the past 3 years for a course in college algebra is shown in the chart below. Grade Number A 45 B 180 C 210 D 95 F 65 I 5 If Jane plans to take a college algebra course with Mr. Doodle, determine the empirical probability that she ...
Sunday, May 29, 2011 at 7:57pm

school in general
Hi i have a question im currently in 7th grade but i was held back a year in first do you think there would be any possible way to advance to 8th grade just curios I believe I have a wide enough knowledge span to pull it off but im just questioning the wheter or not it would ...
Friday, May 27, 2011 at 6:48pm

math
JUstin and Hannah Both get jobs at McBurgers. Justin started on Sunday and gets every 9th day off. Hannah started the very next day and gets every 6 th day off. Justin would like to ask Hannah out on a date when they both have the day off from work. How many days will Justin ...
Thursday, May 26, 2011 at 7:00pm

math
i'm in 5th grade what is 9/26 with a remander
Monday, May 23, 2011 at 6:24pm

AP Physics
A Young's double slit has a slit separation of 2.50x10 raised to the -5th power m on which a monochromatic light beam is directed. The resultant bright fringes on a screen 1.00 m from the double slit are separated by 2.30x10 raised to the -2nd power m. What is the ...
Sunday, May 22, 2011 at 5:45pm

6th Grade Math
76 is what percent of 15??????????????????
Sunday, May 22, 2011 at 10:20am

criminal justice
Prepare a 6–8 slide PowerPoint presentation that addresses the following questions: •What are some of the ways that organized crime impacts you and a community and/or city (of your choice) directly? (This element will account for 20% of your grade.) •What are ...
Wednesday, May 18, 2011 at 1:03am

Maths 7th grade
How do you factorise?
Tuesday, May 17, 2011 at 1:05pm

statistics
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 ...
Saturday, May 7, 2011 at 4:45pm

physics
If 7.00hp are required to drive a 1500-kg automobile at 66.0 km/h on a level road. What power is necessary to drive the car at 66.0 km/h down a 1.00 % grade? It requires 42.9 hp to drive the car at 66.0 km/h up a 10.0 % grade (a hill rising 10.0 m vertically in 100.0 m ...
Thursday, May 5, 2011 at 3:22am

Physics
If 7.00hp are required to drive a 1500-kg automobile at 66.0 km/h on a level road. What power is necessary to drive the car at 66.0 km/h down a 1.00 % grade? It requires 42.9 hp to drive the car at 66.0 km/h up a 10.0 % grade (a hill rising 10.0 m vertically in 100.0 m ...
Wednesday, May 4, 2011 at 3:38am

8th grade math
2x-5y=14 3x+2y=40 what is the solve of xy ?
Tuesday, May 3, 2011 at 11:23pm

8th grade math
2x-5y=14 3x+2y=40 what is the solve of xy ?
Tuesday, May 3, 2011 at 11:23pm

5th grade math
how do you reduce 15/20 and 8/20?
Monday, May 2, 2011 at 1:58pm

8th grade math
3.5 X 10 ________ 7 x 10^-9
Sunday, May 1, 2011 at 11:57pm

math
There are 283 students in Walley's school and 59 of them are in the sixth grade. What is the approximate percent of student at Walley's school who are in the sixth grade
Wednesday, April 20, 2011 at 9:23pm

math
An average score of 90 or above in a history class receives an A grade. You have scores of 90, 89, and 85 on three exams. Find the range of scores on the fourth exam that will give you an A grade for the course. (Let N stand for your score on the fourth exam.)
Wednesday, April 20, 2011 at 9:22pm

9th grade English
I'm writing an essay about Mercutio's character and why friendship is so important to him in Romeo and Juliet. I have a good complex thesis but I'm having trouble structuring it. Thesis: Mercutio is extremely close with Romeo and cares very deeply about his friend...
Thursday, April 14, 2011 at 5:22pm

grade nine math Polynomials
4s + 3 -s = -6
Wednesday, April 13, 2011 at 12:43pm

9th grade math word problems
i never can do word problems....please help... i got 7 of them.....these are word for word 1) Larry is 8 yrs older than his sister.In 3 yrs, hr will be twice as old as she will be then.how old is each now? 2) Jennifer is 6 yrs older than Sue. in 4 yrs, she will be twice as old...
Thursday, April 7, 2011 at 4:51pm

7th grade math
what is an equation?
Sunday, March 27, 2011 at 11:34pm

7th grade math
what is an equation?
Sunday, March 27, 2011 at 11:34pm

7th grade math
2x+7=4x+3 ? 3x+6=5x+1 ? 2n+6=8N+3 ? 6N+9=9n+6 ?
Sunday, March 27, 2011 at 7:42pm

3rd grade math
16 1/2 x 33 = is it 792
Sunday, March 27, 2011 at 5:39pm

grade nine polynomials
(3/4) (1/-2) + (5/6) (-1/3)
Sunday, March 27, 2011 at 3:46pm

Second Grade Fractions
4/6 of 18 is ?
Thursday, March 17, 2011 at 12:21am

English-writeacher
Hey, I just wanted to let you know that I got the grade back for that english paper you helped me write a few weeks back...the movie analysis on A Walk to Remember. I got a B! : ) But I have a chance to revise it according to the teachers comments and turn it in for a better ...
Tuesday, March 15, 2011 at 8:29pm

pre algebra
my grade is 83.17 in pre algebra in college, but the final exam is worth 300 points. If I got a B or B- or a C on the final, what would my grade be overall?
Thursday, March 10, 2011 at 9:20pm

5th grade math
is 13/20 greater than 3/4
Tuesday, March 8, 2011 at 8:20pm

5th grade math
3m=63
Tuesday, March 8, 2011 at 5:26pm

math
Girls are one-half of the fifth grade class.Two-tenths of these girls have red hair.Red haired girls are what fraction of the fifth grade class?
Wednesday, March 2, 2011 at 7:54pm

Unix Script
"Using "if" statement checks for a file called "student.txt" in the current directory. Removes (deletes) the file if it exist. This file will collect last name, first name, and grade for 5 people. Use a while loop to get the information (last name, ...
Saturday, February 26, 2011 at 9:43am

Chemistry-help needed
Can we use an ACS/AR grade chemical for UV spectrophotometric analysis? Or is it a must to use a chemical that is specially designated (SpectrAR grade) for UV analysis?
Monday, February 21, 2011 at 5:15pm

Chemistry-pls help
Can we use an AR grade chemical for UV spectrophotometric analysis? Or is it a must to use a chemical that is specially designated (SpectrAR grade) for UV analysis?
Thursday, February 17, 2011 at 2:39pm

Chemistry-help needed
Can we use an AR grade chemical for UV spectrometric analysis? Or is it a must to use a chemical that is specially designated (SpectrAR grade) for UV analysis?
Thursday, February 17, 2011 at 9:10am

Math
Frank has a 65% chance of receiving an A grade in geology, a 60% chance of receiving an A grade in mathematics, and a 77% chance of receiving an A grade in geology or mathematics (or both). Find the probability that he receives A grades in both geology and mathematics. I get: ...
Saturday, February 12, 2011 at 9:05pm

Statistics - can someone check me
Frank has a 65% chance of receiving an A grade in geology, a 60% chance of receiving an A grade in mathematics, and a 77% chance of receiving an A grade in geology or mathematics (or both). Find the probability that he receives A grades in both geology and mathematics. P(geo ...
Saturday, February 12, 2011 at 5:33pm

Pre-Calculus
74. Road Grade When driving down a mountain road, you notice warning signs indicating that it is a "12% grade." This means that the slope of the road is -12/100. Approximate the amount of horizontal change in your position if you note from elevation markers that you ...
Thursday, February 3, 2011 at 4:48pm

6th grade math
What is 4 divided by n is 1/2?
Sunday, January 30, 2011 at 3:50pm

6th grade math
what is 1/4*1/2=4d?
Sunday, January 30, 2011 at 12:12pm

6th grade math
Is the answer to G - 2 2/5 = 5 4/5 G = 7 6/5 ?
Sunday, January 23, 2011 at 10:19pm

Pre-Algebra
Find each product or Quotient. Express using exponents. 1. The quotient of a to the 8th power and a to the 8th power? a 2. The quotient of -x to the 5th power and -x? -x to the 4th power 3. (15/5)(n to the 9th power/ n)? 3n go the 10th power Neutral water has a pH of 7. Each ...
Tuesday, January 18, 2011 at 9:07pm

6th grade math
How many 5/6's are in 1? Is the answer 6/5 ??
Saturday, January 15, 2011 at 8:08pm

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