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November 27, 2014

Homework Help: 12th Grade

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math
pls help me out in dis ? dat says The 9th term of an Ap is 52 while d 12th term is 70 find d sum of it's 20th term?
Wednesday, August 7, 2013 at 4:12am

math
d 9th term of an Ap is 52 while d 12th term is 70. find sum of it's 20th term?
Tuesday, August 6, 2013 at 8:52am

arithmetic progression
the 9th term of an AP is 52 while the 12th term is 70. find the sum of it's 20th term?
Tuesday, August 6, 2013 at 8:19am

Statistics
The accompanying data show the number of hours, x, studied for an exam and the grade received, y (y is measured in tens; that is, y = 8 means that the grade, rounded to the nearest 10 points, is 80). x 2 3 3 4 5 5 5 6 6 6 7 7 7 7 8 y 5 5 6 5 6 7 8 6 9 8 7 9 10 8 9 Maple ...
Sunday, May 26, 2013 at 10:05am

math
The first term of a geometric sequence is -2 and the common ratio is 3. What is the 12th term of the sequence?
Friday, May 24, 2013 at 5:13pm

Probability Math
A committee of four students will be selected from a list that contains six Grade 9 students and eight Grade 10 students. What is the expected number of Grade 10 students on the committee?
Tuesday, May 7, 2013 at 9:29pm

12th
an electron above the earth is balanced by the gravitational force and the electric field of the earth. find the electric field of the earth.
Saturday, April 27, 2013 at 9:12am

?
Let me see if I understand how to find your grade now. So this time if there are 60 questions and you miss 15 your grade would be a 72?
Tuesday, April 23, 2013 at 8:21pm

?
If there's 60 questions on a homework paper and you miss 10 what would your grade be? I forgot how to find out your grade.
Tuesday, April 23, 2013 at 7:17pm

statistics
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Sunday, April 21, 2013 at 2:35pm

Statistic
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Saturday, April 20, 2013 at 10:27am

science
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Saturday, April 20, 2013 at 10:22am

Geometry
The grade of a road or a railway road bed is the ratio rise/run, usually expressed as a percent. For example, a railway with a grade of 5% rises 5 ft for every 100 ft of horizontal distance. 1. The Johnstown, Pennsylvania, inclined railway was built as a "lifesaver" ...
Monday, April 15, 2013 at 5:23pm

Maths
During the month of January, temperatures can decrease by 18° per week. If this happens, and the temperature on January 12th was 9°, what is the temperature on January 19th?
Monday, April 1, 2013 at 10:40pm

5th grade math
how do i convert milligrams to grams- i am in fifth grade-easiest way please.
Thursday, March 28, 2013 at 9:25am

English
Why should grade 8 students have to do volunteer hours to graduate grade 8? Please provide me with atleast 6 points and so I can expand on it. Your help is very much appreciated!:)
Saturday, March 23, 2013 at 5:38pm

ALL subjects..
Hi!! Well,I'm in tenth grade And I was wondering if there are any practice test websites for the 10th grade Test.. I believe Pct? Please!! Help..
Friday, March 8, 2013 at 8:22am

help
can someone help me with the pythagorean theorem? VERY HARD IM IN 7TH GRADE AND THIS IS SOME 7TH GRADE MATH HOMEWORK THAT I NEED HELP WITH!!!!!!!!!!!
Thursday, March 7, 2013 at 5:26pm

maths
The mean grade of 10 students was 72.if 2 of the students with grades of 53,75 are cancelled. What should be the mean grade of the remaining?
Wednesday, March 6, 2013 at 8:57pm

Similarity
What is one similarity between 4th grade and 5th grade?
Wednesday, February 27, 2013 at 8:53pm

writing
For my writing, it has to be a three paragraph essay.I have to include 2 differences and 1 similarity about 4th grade vs. the 5th grade. How do I start my paragraph?
Wednesday, February 27, 2013 at 8:11pm

Trigonometry
Mountain Descent A road sign at the top of a mountain indicates that for the next 4 miles the grade is 12%. Find the angle of the grade and the change in elevation for a car descending the mountain.
Monday, February 4, 2013 at 1:45am

MATH
In Marissa's Calculus course, attendance counts for 5% of the grade, quizzes count for 15% of the grade, exams count for 60% of the grade, and the final exam counts for 20% of the grade. Marissa had 100% average for attendance, 93% for quizzes, 82% for exams, and 81% on ...
Sunday, January 27, 2013 at 8:27pm

math
I need to solve this problem. A teacher can grade 25 papers in 4 hours. How many papers can he grade in 6 hours?
Tuesday, January 22, 2013 at 5:58pm

Statistic- Average
A mean average of 60 on 6 exams is needed to pass a course. on his first 5 exams, Adam received grades of 46,73,73,63 and 70. If the lowest grade of the exams already taken is to be dropped, what grade must he receive on his last exam to get a C in the Course?
Monday, January 7, 2013 at 6:23pm

math
A mean average of 60 on 7 exams is needed to pass a course. on his first 6 exams, Adam received grades of 46,74,70,59,66 and 72. if his lowest grade of the exams already taken is to be dropped,what grade must he receive on his last exam to pass?
Monday, January 7, 2013 at 2:02pm

math
if 40 percent of my grade is at a 97 percent average and 40 percent of my grade is at a 92 percent average and my final test is worth 20 percent of the grade then what do i have to score on my final test to have a grade of 91.5 percent or better?
Tuesday, December 18, 2012 at 10:21pm

Grading
How do you find out what your grade is on a paper? For example if there is 70 questions and you miss 10 how do you find out what your grade is? Do you subtract 70 and 10 and when you get your answer you divide it by 100?
Tuesday, December 18, 2012 at 7:28pm

Math ave grade
a student scores 76,82,83 on the first three test, she has a 92 homework averge. if the final exam is 50% of grade and homework is 10% and the test average (nit including the final) is 40% then what grade should she get on the final exam to get a 87.5 in the class?
Sunday, December 16, 2012 at 11:59pm

maths
the 8th term of an a.p is 37 and 12th term is 57 .find the a.p please help this questions .please help.
Monday, December 3, 2012 at 6:23am

maths
the sum of first 8 terms of an arithmetic progression is 156.the ratio of its 12th term to its 68th term is 1:5.calculate the first term and the fifteenth term. please help this questions please.
Monday, December 3, 2012 at 6:16am

Computer Science (Programming Logic And Design)
Create a program that outputs a letter grade for a student based on the following table:  From To Grade  90 100 A  80 89 B  70 79 C  0 69 F  I dont understand how to do this. Would you mind helping me get the answer to this Program?
Sunday, December 2, 2012 at 2:18pm

Computer Science (Programming Logic And Design)
Create a program that outputs a letter grade for a student based on the following table:  From To Grade  90 100 A  80 89 B  70 79 C  0 69 F  I dont understand how to do this. Would you mind helping me get the answer to this Program?
Sunday, December 2, 2012 at 2:18pm

Programming (CSI 150 Programming Logic and Design)
Create a program that outputs a letter grade for a student based on the following table:  From To Grade  90 100 A  80 89 B  70 79 C  0 69 F  I dont understand how to do this. Would you mind helping me get the answer to this Program?
Sunday, December 2, 2012 at 2:14pm

Programming (CSI Programming Logic and Design)
Create a program that outputs a letter grade for a student based on the following table: From To Grade 90 100 A 80 89 B 70 79 C 0 69 F I dont understand how to do this. Would you mind helping me get the answer to this Program?
Sunday, December 2, 2012 at 2:10pm

math
Hannah's grade on her last math test was 4 points more than Mark's grade. Write an expression for Hannah's grade, using m as a variable. Evaluate the expression if m=92.
Sunday, November 11, 2012 at 9:48pm

Math Statistics
Kesha's mean grade for the first two terms was 74. What grade must she get in the third term to get an exact passing average of 75?
Tuesday, November 6, 2012 at 4:15am

Math Statistics
Kesha's mean grade for the first two terms was 74. What grade must she get in the third term to get an exact passing average of 75?
Tuesday, November 6, 2012 at 4:14am

math
the manager of a starbucks store plans to mix A grade coffee that cost 9.50 per pound with grade B coffee that cost 7.00 per pound to create a 20 pound blend that will sell for 8.50 a pound. how many pounds of each grade coffee are required?
Tuesday, October 30, 2012 at 8:32am

5th grade math word problems
Frank saved 50% by purchasing his airline ticket early. His wife paid full price. If their total was $294 how much was Franks's ticket only? Can someone please explain this to me in 5th grade terms.
Wednesday, October 24, 2012 at 2:40pm

business statics
a random sample of the grade of 78 students is taken. what is the probability that the average grade will be between 80.3% and 82.3%?
Sunday, October 21, 2012 at 8:21pm

Math
Jessie’s average grade in Algebra for the first two terms is 73.5. What grade must he get in the third term to have an average of 75?
Wednesday, October 17, 2012 at 8:11pm

3rd Grade Math
There are 25 students in Mrs. Roberts 3rd grade class. There are 9 more boys than girls in the class. How many boys and girls are in Mrs. Robert's class? How can I explain this to my 8yr old in 3rd grade? I've got myself so confused in the process of trying to figure ...
Tuesday, October 2, 2012 at 5:57pm

math,social studies and heaalth
I am in middle school and I want to know what my grade point average is. Do you know any websites where I can calculate my grade point average. Thanks.
Wednesday, September 19, 2012 at 3:53pm

physics
A car coasts (engine off) up a 30 degree grade. If the speed of the car is 25m/s at the bottom of the grade, what is the distance traveled by the car before it comes to rest?
Sunday, September 16, 2012 at 5:06pm

Database
Following report shows a grade report that is mailed to students at the end of each semester. Prepare an E-R diagram reflecting the data contained in the Grade Report. Assume that each course is taught by one instructor. MILLENIUM COLLEGE GRADE REPORT FALL SEMESTER 199X NAME: ...
Sunday, September 16, 2012 at 12:37am

Database
Following report shows a grade report that is mailed to students at the end of each semester. Prepare an E-R diagram reflecting the data contained in the Grade Report. Assume that each course is taught by one instructor. MILLENIUM COLLEGE GRADE REPORT FALL SEMESTER 199X NAME: ...
Saturday, September 15, 2012 at 10:58pm

7th grade science
I did my calculations wrong and now Im going to get a bad, bad, bad grade on my lab report I need to know what how to find the highth and width and radius of several things are help me plz!!!!
Saturday, September 15, 2012 at 5:33pm

7 th grade math
hey i need to new what it the answer for this question 35 fewer than 168 and this is 7 th grade math so plz tell me thanx
Monday, September 10, 2012 at 10:31pm

geography
which country is the biggest (mongolia,china,southkorea,north korea,japan? p.s. i am 8 yaers old and going to 4th grade so use 4th grade words so thank you but no thanks to the geeks. sincerely, cesia xoxo
Tuesday, August 21, 2012 at 11:06am

Calculus
Find the first 6 terms of the sequence b^1 = 5. B^n = 2b(n -1) when n>1. Then write an explicit definition of the sequence and use it to find the 12th term.
Wednesday, August 15, 2012 at 2:21pm

math
Your company can make x-hundred grade A tires and y-hundred grade B tires a day, where 0≤x≤4 and y= (40-10x)/(5-x). The profit on each grade A tire is twice the profit on each grade B tire. Assuming all tires sell, what are the most profitable numbers of tire to make?
Tuesday, August 7, 2012 at 5:16am

English - 12th grade
Can anyone help me find a short story that parallels my life? I have project where i need to find a short story that is parallel to my life. The short story needs to be British, Scottish, Welsh or Irish. I've looked through countless of short stories but i couldn't ...
Thursday, May 31, 2012 at 10:10am

3rd grade math
I CANNOT BELIEVE THIS IS A THIRD GRADE WORKSHEET! THIS IS SOO INAPPROPRIATE. THEY HAVE NEVER DONE LONG DIVISION OR REMAINDERS & THERE IS ONE WEEK OF SCHOOL LEFT & THIS IS WHAT THE TEACHER HANDS OUT.....86 DIVIDED BY 9, 17 DIVIDED BY 3, 73 DIVIDED BY 8 ! HOW MANY FLUID OUNCES ...
Tuesday, May 29, 2012 at 11:42pm

math
mike has an average of 89 on the five tests he has taken so far this semester. what grade must mike earn on the next test to raise his average grade exactly to 90?
Tuesday, May 29, 2012 at 5:38pm

calculus
1. A hill with a 35 degree grade (incline with horizontal) is cut down for a roadbed to a 10 degree grade. If the distance from the base to the top of the original hill is 800 ft., How many vertical ft will be removed from the hill rounded to the nearest ft
Monday, April 30, 2012 at 7:34pm

science fair
I need a science fir project!! I looked on a thousand of websites online but they give no interesting idea. I am in 6th grade and i need something at a 6 grade level that is easy a science fair project that is do in 1 week. i am in 6 grade and i don't need experiments ...
Thursday, April 26, 2012 at 5:18pm

6th grade credits
how many credits does a 6th grader in oklahoma need to pass into 7th grade?
Thursday, April 12, 2012 at 12:00pm

fractional division
A bee gathered nectar for 3/4 of an hour it returned to the hive every 1/12th hour. How many trips did the bee make.
Monday, April 2, 2012 at 5:21pm

7th grade math
My friend is in the 7th grade and broke his wrist so he cannot type. Wat is the square root of pi.He said he knows pi=3.14 but he doesn't know how to work it out. He said thanks.
Monday, March 5, 2012 at 3:45pm

Math
Merchandise lists for $5,000 with a trade discount of 10% and terms of 5/30, 3/60, n/90. If the purchaser is invoiced on April 12th and payment is made on June 10th, what is the actual amount paid? (Points: 5) $4,275 $4,350 $4,365 $4,500
Tuesday, January 31, 2012 at 1:19pm

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 at 11:57am

Math
What equation do I use to find out what I need to get on my exam to pass my class. I have a 65.9% and the exam is 20% of my grade....if you need any additional information let me know..... also a passing grade is 59.5
Tuesday, January 17, 2012 at 11:54am

ENG 111 and 09
I need to find a website where i can download a few pages from "The Prose Reader 12th" I need to do an assignment which i have to read "farewell to summer and its buzzing creatures" by Ackerman. I already ordered my textbook but wont be here until next week...
Tuesday, January 10, 2012 at 1:42am

Question
Will these clubs below help me get into one of these colleges: 1. Illinois state university school of arts 2. Yale University School of Arts 3. The Illinois Institute of Art — Chicago 9th Grade Club • Epiphany (Literary Magazine) • Heart Club • Helping ...
Friday, December 30, 2011 at 12:25pm

Math
the 12th term in a geometric sequence is 49, and the 14th term is 2401 . Find the 15th term
Saturday, December 17, 2011 at 12:44am

math
If I have a 66% in algebra Android we took a exam that's worth 20% of our grade Android I got a 54% on the multiple choice what would my average grade be?
Wednesday, December 14, 2011 at 8:40pm

8th Grade
Me and my friend are making our own 8th grade binder, you know like writing down planns for our 8th grade year. Here are the sections: - To-Do-List - Doodles (if you are bored) - Projects that are do (school plans) - Graduation Plans (speech, to-do-list, etc.) - Dates for ...
Monday, December 5, 2011 at 8:15pm

arithmetic
If you treat the day of the month as a number (March 12th is the number 12, April 4th is the number 4), what is the average value of the numbers that represent the 6 Tuesdays that fall after September 12, 2011
Wednesday, November 16, 2011 at 3:20pm

Economics
Im trying to figure out my grade what would i need to get a c average in the class;39%,of my grade is is based on 3 assignments(i got so far 62%,80%,haven't done the last assignment yet), 3 exams each worth 20%( i got a 2%,40%, haven't taken the last one) and 1% for ...
Wednesday, November 16, 2011 at 12:24pm

Accounting
If you treat the day of the month as a number (March 12th is the number 12, April 4th is the number 4), what is the average value of the numbers that represent the 6 Tuesdays that fall after September 12, 2011?
Wednesday, November 16, 2011 at 12:02pm

MATH
a pile of bricks has 85 bricks in the bottom row, 79 bricks in the second row, 73 in the third row, and so on until there is only 1 brick in the top row. how many bricks are in the 12th row? how many rows are there in all?
Monday, October 31, 2011 at 9:32pm

statistics
A researcher is investigating whether, on average, 3rd grade males have significantly different creativity scores than 3rd grade females. She samples students from a large school district where she works. What is the independent variable?
Monday, October 31, 2011 at 4:44pm

Logic
Gene will teach 7th grade of Gene will teach 8th grade. If Gene teaches 7th grade, he will be assigned to the Sunset Road School. Gene will carpool with Chris if he is assigned to the Sunset Road School. If Gene teaches *th grade he will have his daughter Briana in his class. ...
Sunday, October 30, 2011 at 10:35pm

math
the 9th term of an AP is 52 while the 12th term is 70.find the sum of its 20th term
Friday, October 14, 2011 at 8:23am

Grammar
What exsits or orcurrs in space that is 19 spaces long. The sencond letter is a P. The 9 letter is a R, the 12th letter n and the last letter is n. Thank you.
Thursday, October 13, 2011 at 6:20pm

Algebra 2 (Linear Programming)
The Carbon coal company has 2 mines, a surface mine ad a deep mine. it costs $200 per day to operate the surface mine and $250 to operate the deep mine. Each mine produces a medium grade and a medium-hard grade coal, but in different proportions. This surface mine produces 12 ...
Tuesday, October 4, 2011 at 1:52am

Algebra
A roof rises 2.3 feet vertically, and 7.4 feet horizontally. What is the grade of the roof? I do not understand how to even find what the grade would be..can anyone help?
Friday, September 30, 2011 at 3:56pm

7 th grade math
if all my grades are above an 80 how will a 38 affectn my grade.
Thursday, September 22, 2011 at 8:52pm

programming
2-5 Grade Determination is says " Write a program that will input three test scores. the program should determine and display their average. the program should then display the appropriate letter grade based on there average. the letter grade should be determined using a ...
Wednesday, September 21, 2011 at 12:44pm

arithmetic
If you treat the day of the month as a number (March 12th is the number 12, April 4th is the number 4), what is the average value of the numbers that represent the 6 Tuesdays that fall after September 12, 2011?
Monday, September 12, 2011 at 11:56am

Math
Hey umm what do you learn in the 5th grade math??? This is for my brother cause he is going to the 5th grade.
Sunday, September 4, 2011 at 7:23pm

Algebra
In a class of 110 students, 22 received the grade of A. what fraction of the students did not receive the grade A?
Wednesday, August 31, 2011 at 12:16am

statistics
A researcher wants to select 6 participants from the following data set using systematic sampling. The 12th participant is randomly selected. x=(1,2,3,4...48) 1. Find all of the selected participants. 2. How would youre answer differ if the last participant were randomly ...
Monday, August 29, 2011 at 4:04pm

math
a student is selected at is the probability the the randomly selected stundent is neither a 10th grade nor an 11th grade express your answer in fraction in simplest form
Thursday, August 25, 2011 at 5:47pm

10th Grade Chemistry
I struggle in the sciences and was wondering what I could do over the summer self studying wise to prepare for 10th grade chem?
Thursday, July 7, 2011 at 7:00pm

English
Could you please check this sentence for me? I am interested in student writing exchanges but my students are in first grade. How old are first-grade students? (This is a real question)
Thursday, June 23, 2011 at 4:49am

Class 12th Calculus
If y= (x-1)log(x-1)-(x+1)log(x+1), prove that dy/dx = log(x-1/1+x)
Friday, June 10, 2011 at 1:25am

Class 12th : Calculus
If y = sqrt(x-1)+sqrt(x+1),prove that sqrt(x^2-1)dy/dx=1y/2
Thursday, June 9, 2011 at 1:26pm

math
if i had a 66 in bim and my teacher puts a 100 in the grade book what will be mi grade
Monday, May 30, 2011 at 9:03pm

Good Reads? 6th and 7th grade
Please. I need a list of Non-fiction books recommended for 6th and 7th grade readers. Thank you and have a nice day. God bless! <3
Tuesday, May 24, 2011 at 7:28pm

8th grade science
What is the reprodution in bacteria, prokaryotic cells, called? A. Mitosis, B. Binary fission, C. Interphase, or D. Fusion. Thank you for helping! I need this because it's for my 9 weeks exam study guide which counts for a whole lot of my grade. Thanks!
Tuesday, May 24, 2011 at 4:27pm

2nd Grade Math
What is the best way to explain 2nd grade kid, how to find one fourth of 7
Monday, May 23, 2011 at 7:10pm

statistics
what the error is: a) Grade Percent Frequency A 20% B 45% C 30% D 10% F 5% (b) The following table summarizes the grade breakdown on an exam in a small statistics class with 10 students. Grade Percent Frequency A 30% B 35% C 15% D 20% F 0%
Monday, May 9, 2011 at 2:57pm

statistics
After years of data collection by college students, it has been determined that the distribution of course grades in Ms. Green’s Statistic II class follows a normal distribution with a mean of 62 and a standard deviation of 14. (a) A student will pass Ms. Green’s ...
Monday, May 9, 2011 at 11:19am

Physical Science
Hi... well anyways so I am in 7th grade but I'm taking 8th grade science...I think...I know for sure that I am in Accelerated 7th grade science so if that helps at all, there you go:) Back to the subject I'm really confused with acceleration calculation and velocity, ...
Monday, May 2, 2011 at 7:55pm

English
Is this a correct use of a semi-colen?: "However Petra was taken over in 100 CE by the Romans, and was still occupied during the Byzantine period; but it soon became not as much of an importance after that, besides being used as a fort for the Crusaders in the 12th ...
Tuesday, April 19, 2011 at 11:38am

PHYSICS please
what is the minimum gauge pressure needed in the water pipe leading to a building if the water is to come out of a faucet on the 12th floor, 41m. above the pipe.
Friday, April 15, 2011 at 11:53am

Maths: Algebra Matrices Class 12th
matrix{{0, 1, -1}, {2, 1, 3}, {1, 1, 1}} matrix{{1, -1, x}} matrix{{0}, {1}, {1}}=0 Find the value of x Don't give me the direct answer. Please tell me how to go about this. Draw in your notebook and then solve
Monday, April 11, 2011 at 6:12am

Physics
The useful power output of Bryan Allen, who flew a human-powered airplane across the English Channel on June 12th, 1979, was about 350 W. The propellor of the airplane was driven by the pilot's legs, using a bicycle-tyoed mechanism. Using the efficiency for legs (20%), ...
Tuesday, April 5, 2011 at 4:07pm

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