Saturday

July 23, 2016
**8th grade math - system of equations**

I'm not sure how to solve these. Solve using any method (substitution or elimination) 23. The sum of two numbers is 27. The larger number is three more than the smaller number. What are the two numbers? Ans: l = large; s = small l + s =27 and l = 3S 3s + s =27 4s =27 4s/4...
*Wednesday, April 27, 2016 by Alexis*

**stats**

Scores on a test are approximately normally distributed with a mean of 70 and a standard deviation of 9. The teacher wants to give A’s to the top 10% of students, B’s to the next 25%, and C’s to the next 42%. a.) what is the bottom cutoff for a C grade? b.) what...
*Monday, April 25, 2016 by vanessa*

**Math**

I have a 92 average right now. I got a 93 on a major grade test, but my teacher has not posted the grade in Skyward yet. Will my average get lower or higher?
*Saturday, April 23, 2016 by Rhea*

**maths help plz **

A certain number of children are arranged in a circular form,if they are evenly spaced,the 7th child is directly opposite to the 8th child.... how many children are their altogether? thanks
*Sunday, April 17, 2016 by david*

**dramatic art .tourism. history and math lit **

I'm doing grade 11 next year grade 12 I don't know which job can do with this subject pls help me to found more information about it plss
*Sunday, April 17, 2016 by annita*

**Science**

What should I take next year? I am in the 5th grade. I want to know what classes i should take for 6th grade.
*Wednesday, March 16, 2016 by Lokelani Kekumu*

**Math**

Joely's Tea Shop, a store that specializes in tea blends, has available 45 pounds of A grade tea and 70 pounds of B grade tea. These will be blended into 1 pound packages as follows: A breakfast blend that contains one third of a pound of A grade tea and two thirds of ...
*Monday, March 14, 2016 by Hi*

**math**

(x - 2)10; 8th term (2x + y)8; middle term
*Sunday, March 13, 2016 by mico*

**math**

Below is a function the represents the sales for tickets to battle of the Bands Phoenix Music Festival. Student council needs students to buy ticket early in order to book a venue. In order to do this they made a piece scale as follows, where x is the days since February 10th...
*Wednesday, March 9, 2016 by Dai help help!*

**math**

Below is a function the represents the sales for tickets to battle of the Bands Phoenix Music Festival. Student council needs students to buy ticket early in order to book a venue. In order to do this they made a piece scale as follows, where x is the days since February 10th...
*Wednesday, March 9, 2016 by dai (Help Help!)*

**math**

Below is a function the represents the sales for tickets to battle of the Bands Phoenix Music Festival. Student council needs students to buy ticket early in order to book a venue. In order to do this they made a piece scale as follows, where x is the days since February 10th...
*Wednesday, March 9, 2016 by dai*

**geometric progression**

The 7th term of a g.p is 8th times of the 4th term .find the series if its 5th team is 48
*Monday, March 7, 2016 by sanjeet Mishra *

**8th grade math**

I need to create a scatter plot using data for Old Faithful that includes waiting time between eruptions and the duration of the eruption. It's a data frame with 10 observations on 2 variables. eruptions numeric: eruption time in mins waiting numeric: waiting time to next ...
*Wednesday, March 2, 2016 by Alexis*

**Math**

Find the 8th term of an exponential sequence whose first term is 3 and whose common ratio is 2
*Tuesday, March 1, 2016 by Isabella *

**Math**

The ratio of 7th and 8th graders in a soccer league is 16:24. If there are 200 students in all, how many are 7th graders?
*Monday, February 29, 2016 by Miles*

**math**

If I have an 89 and get a 70 on something that is worth 50% of my grade what would my grade become
*Monday, February 15, 2016 by Anonymous*

**Statistics**

2.5 Points 30% of the fifth grade students in a large school district read below grade level. The distribution of sample proportions of samples of 100 students from this population is normal with a mean of 0.30 and a standard deviation of 0.045. Suppose that you select a ...
*Wednesday, February 10, 2016 by Amy*

**input output**

I'm in 12th grade. But I find this 6th grade problem a bit CHALLENGING. X: 4 12 Blank Blank Y: 6 18 Blank 60 Someone please solve this. Like.. WHAT. (Solve the blanks)
*Tuesday, January 26, 2016 by lucas*

**maths**

The first terme of a linear sequence is 3 and the 8th term is 31.find the common difference
*Thursday, January 21, 2016 by linear sequence*

**8th grade math and algebra class**

A bird seed store is running a sale, when as you buy additional bags of seed you get a reduction in price on the additional bags. - first and second bags cost $20/bag - third through fifth bag cost $15/bag - sixth through tenth bags cost $10/bag Graph the total cost as a ...
*Monday, January 18, 2016 by Scorer for the Braves*

**math**

A linear sequence has a 3rd term = 7, and a 6th term = 36. What is the 8th term?
*Saturday, January 16, 2016 by Caspar*

**maths**

The first terme of a linear sequence is 3 and the 8th term is 31.find the common difference
*Wednesday, January 13, 2016 by linear sequence*

**Math**

period of a 100 MHz FM radio were is roughly 1 X 10 to the negative 8th s. formulate a problem and solution.
*Sunday, January 3, 2016 by Ivan*

**S.M.JR College**

A particle undergoes s.h.m having time period T. The time taken by it to complete 3 / 8th, oscillation starting from mean position
*Saturday, December 19, 2015 by yogesh sonewane *

**Math**

I can grade 5 papers in 45 minutes how many papers can I grade in 1.5 hours
*Monday, December 14, 2015 by C*

**8th grade algebra**

Can you check my answers? 1. 3√20/√4 = 3√(5)(4)/2 = 3(2)√5/2 = 3√5 2. 4√15/√9 = 4√15/3 3. √12/√16 = √4(3)/4 = 2√3/4 = √3/2 4. √10/√5 = √2 5. √15/√20 = √(5)(3)/&#...
*Thursday, December 10, 2015 by Alexis*

**Grades **

If I have an 82 in a class right now and a test is 50% of my grade but I get a C what would my total grade in the class be
*Thursday, December 10, 2015 by Anonymous*

**iq**

"8th december 2015" in 5 letters without using numbers ?
*Tuesday, December 8, 2015 by ram*

**8TH GRADE LANGUAGE ARTS. HELP PLEASE MS.SUE ASAP**

Both forest fire and why leaves change color in the fall present factual information. write an essay of your own about one of these essays. in your essay, tell whether the author provided enough information for you to understand the topic fully. Then discuss how the method of ...
*Monday, December 7, 2015 by JMANTOCOOL*

**8th Grade pre Algebra : HELP!**

I usually don't post questions on here but Hell, I mind as well go for it. I was sick and now I'm behind, confused, and failing so any help is much appreciated. 3. Which number is equal to 5^3? A. 15 B. 100 C. 125 D. 150 4. What is the squaee root of 25/64 A. 5/8 B. 12...
*Sunday, December 6, 2015 by Drellatrix*

**English **

How would one cite a report done by researchers in MLA format. For example "California Remains the World’s 8th Largest Economy" by CCSCE Thank you
*Tuesday, December 1, 2015 by English MLA FORMAT*

**Civics!!**

What is the 8th amendment. Don't say complicated stuff lol.
*Thursday, November 12, 2015 by Moo*

**math **

The 4th term of an Ap is 6. if the sum of the 8th and 9th terms is -72,find the common difference
*Sunday, November 8, 2015 by Bello Boluwatife*

**History**

Which amendment protects citizens from having their homes searched without a warrant A.)2ND B.)4TH C.)6TH D.)8TH C?
*Friday, November 6, 2015 by YRN DJ*

**maths**

if the 4th term of an arithmetic sequence is 9 and the 8th term is 19
*Tuesday, November 3, 2015 by himanshi*

**Mathematics**

If the first term of an Ap is equal to one half of the common differences,d, find the 8th term of the Ap
*Saturday, October 24, 2015 by Amarachi*

**Mathematics**

The 8th term of a linear sequence is 18th and 12th term is 26.find the first term and the common difference and 2th term
*Monday, October 12, 2015 by Sulaimon yusuf*

**pre calc**

Joely's Tea Shop, a store that specializes in tea blends, has available 45 pounds of A grade tea and 70 pounds of B grade tea. These will be blended into 1 pound packages as follows: A breakfast blend that contains one third of a pound of A grade tea and two thirds of a ...
*Friday, October 9, 2015 by allexelle*

**pre calculos**

Joely's Tea Shop, a store that specializes in tea blends, has available 45 pounds of A grade tea and 70 pounds of B grade tea. These will be blended into 1 pound packages as follows: A breakfast blend that contains one third of a pound of A grade tea and two thirds of a ...
*Friday, October 9, 2015 by allexelle*

**math**

period of a 100 MHz FM radio were is roughly 1 X 10 to the negative 8th s. formulate a problem and solution.
*Saturday, September 19, 2015 by jm*

**math**

Time taken by light to travel 1 meter is roughly 3 x 10 to the negative 8th power. pls. formulate a problem and solution.
*Saturday, September 19, 2015 by jm*

**Algebra**

In his mathematics class, John has taken 3 tests, each worth 20% of his total grade. His grades on those tests were 92%,83%,and 85%. He has an 100% average on his homework, worth 10% of his grade. All that remains is a final exam worth 30% of his total grade. To the nearest ...
*Thursday, September 17, 2015 by -N*

**8th grade algebra**

We did graphing reflections of images homework from the book with problems that gave the vertices for each figure and said either reflect over x or y. This time, the homework is a worksheet and directions are to graph the reflection across either x or y with some value. ...
*Wednesday, September 16, 2015 by Alexis*

**LAW**

The __________ Amendment right to counsel applies during plea bargaining because charges have already been filed before bargaining commences. a. 2nd b. 6th c. 8th d. 14th is it D
*Tuesday, September 1, 2015 by Amy*

**GREATER TOMMOROW**

THE SUM OF THE FIRST TWO TERM OF A GP IS 6 AND THE SUM OF THE 5TH AND 8TH TERM IS 288. SOLVE
*Sunday, July 12, 2015 by DARE*

**Geometric Progression**

The first five terms of a sequence are 9,16,25,36,49,.....find A) the 8th term. B) the nth term?
*Monday, July 6, 2015 by Mutakai Rennie*

**Physics**

A Particle moving with uniform acceleration is found to travel 35m in the 8th second and 51m in the 9th second. its velocity in m/sec at the beginning of 11 seconds is a> 49 b> 45 c> 47 d> 51
*Tuesday, June 30, 2015 by ChuLbuLi*

**Nursing**

My current overall average is a 76%. Another grade of 67 needs to be added in. That grade is worth 10%. What will my final average be?
*Wednesday, June 24, 2015 by Elaina*

**Math**

x to negative 3, x to 9th power, y to 5th power, y cubed Is the answer x to the 6th, y to the 8th?
*Thursday, June 11, 2015 by Rosemary*

**MS. SUE?? MATH (8TH) CONNECTIONS**

I have 3 questions. Multiply the polynomials. -2r(8r+5) a. -16r^2 + 5 b. -16r^2 + 10 c. -16r^2- 10r d. -16r^2 - 10 ^2a(a^2 + 4a) a. 2a^2 + 6a^2 b. 2a^3 + 8a^2 c. 2a + 6a d. 2a^3 + 6a^2 (3y)(3y-2) a. 9y^2 - 6 b. 9y^2 + 5y c. 9y^2 + 1 d. 9y^2 - 6y
*Tuesday, June 9, 2015 by Anon*

**Math**

The sixth term of an A.P. is 5 times the first term and the eleventh term exceeds twice the fifth term by 3 . Find the 8th term ?
*Tuesday, May 26, 2015 by Shivam*

**SOCIAL STDIES HELP! 8th**

Ellis Arnall was elected to the office of governor in 1942 by promising to (1 point) reform Georgia’s government. continue Talmadge’s policies. fight in World War II.*** support disfranchisement for African Americans.
*Monday, May 18, 2015 by XenaGonzalez*

**Algebra 1**

A teacher graded the tests for each of her students. She calculated a mean grade of 80 and a standard deviation of 3. One of her students, Katrina, had a z-score of 2. What grade did Katrina get on the test?
*Sunday, May 10, 2015 by Jacob*

**Language arts 8th grade.**

Which sentence contains a predicate pronoun as a subject complement? 1) The best person for the job is she. 2) The ground is sloping and uneven.* 3) We wondered what happened to him. 4) Amy is employee of the week. Identify the capital portion of the sentence. Chris will be ...
*Wednesday, April 22, 2015 by Selah*

**science 8th (::**

1. According to Ohm’s law, what is the resistance of a lightbulb if the applied voltage is 21.0 V and the current is 3.0 amps? (1 point) 24 ohms 7.0 ohms 18 ohms*** 3.0 ohms am i right?
*Monday, April 20, 2015 by XenaGonzalez*

**math**

Of the 6796 students in one school district, 1537 cannot read up to grade level. Among a sample of 812 of the students from this school district, 211 cannot read up to grade level. Find the sample proportion of students who cannot read up to grade level. A. 0.14 B. 0.26 C. 211...
*Friday, April 17, 2015 by HELP*

**statistics**

Of the 6796 students in one school district, 1537 cannot read up to grade level. Among a sample of 812 of the students from this school district, 211 cannot read up to grade level. Find the sample proportion of students who cannot read up to grade level. A. 0.14 B. 0.26 C. 211...
*Friday, April 17, 2015 by Jane*

**math 8th!**

point A (-2,3) lies on a line with a slope of 2. Describe how to find two points on the line on either side of A.
*Thursday, April 16, 2015 by mae*

**programming**

Write a Java application that computes and prints the grade of a student according to the following algorithm: 1) It should read from the user TMA score and MTA score. 2a) If their sum is less than 15, the grade "FC" should be printed and the program will stop. 2b) ...
*Saturday, April 11, 2015 by pooja*

**ICT (Programming) **

Design program logic that receives the letter grades for 4 subjects and then based on the grades, calculate the total grade point. The program should use IF statements to determine the grade point corresponding to the letter grade (as given in the table below). Once all the ...
*Saturday, April 11, 2015 by Zee*

**7th grade math (probability)**

I'm not sure how to answer this: 3. THe 7th grade wants to have a back-up representative just in case the first teacher is absent. Based on the same scenario as #2, if a math teacher was chosen to be the 7th grade representative, what is the probablility that the back-up ...
*Monday, March 30, 2015 by Alexis*

**math**

there are half as many 11th grade students in the band the are 9th grade students. how many 11th grade students are in the band
*Wednesday, March 25, 2015 by vanessa*

**Math**

Kami has an average of 64% in her class. School ends soon and she would like to raise her grade to a 74%.She has 2 tests left and tests counts as 80% of her grade, what would she have to get on the next to test to get her average up to a 74%?
*Wednesday, March 25, 2015 by Kammi*

**Math**

Theo made the table below to show the number of middle school students who attended the last football game. If the data were displayed in a circle graph, how many degrees would be in the sector representing the eigth graders? Grade 6 Number of students in attendance 375. Grade...
*Tuesday, March 17, 2015 by Anonymous*

**MATH**

DRIVING DOWN A 10% GRADE, THEN YOU DESCEND TO 20 FEET BELOW YOUR STARTING POINT. wHAT CONCEPT DOES THE GRADE RELATE TO?
*Monday, March 16, 2015 by BONNIE*

**language arts**

WEDNESDAY March 11, 2015 SCHOOL SUBJECTS Art Business Computers English Foreign Languages Health Home Economics Math Music Physical Education Science Social Studies GRADE LEVELS Preschool Kindergarten Elementary School 1st Grade 2nd Grade 3rd Grade 4th Grade 5th Grade 6th ...
*Wednesday, March 11, 2015 by hello*

**8TH GRADE MATH**

PLEASE HELP ASAP!!! When you use a credit card, you are charged interest each month on the balance in your account. You can use a spreadsheet to investigate the interest chargeed n a credit-card account. you use a credit card to buy a $450 airline ticket. you are charged 1.8% ...
*Monday, March 2, 2015 by Britney*

**4th grade math**

explain how you know that 21/30 is greater than 2/3. Please help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!. Also, I need a FOURTH GRADE ANSWER, nothing else, perferibly using fraction strips.
*Monday, March 2, 2015 by Yellow*

**math**

it takes about 20 minutes to grade a student's paper. How long, in hours, does it take to grade papers for a class of 25 people?
*Friday, February 27, 2015 by brandon*

**statistics**

In a course there is a midterm exam, worth 40% of the course grade, and a final exam worth 60%. On the midterm the mean grade was 80 with a standard deviation of 10, and on the final the mean was 75 with a standard deviation of 15. The correlation between the two exams is 0.6...
*Wednesday, February 25, 2015 by jess*

**mathematics concepts**

Select the answer choice that best describes children's readiness to understand how to tell time. A. Introduce the units of measurement in grade one; expect accurate measurement in second grade. B. It may be introduced in grade 2, but it will be beyond primary before ...
*Tuesday, February 24, 2015 by lauren*

**Ss help 8th **

Compare and contrast the experiences of the Creeks and Cherokees in Georgia following the War of 1812
*Saturday, January 31, 2015 by Christina*

**Math**

The 80 8th graders took a trip. The boys numbered 16 fewer than twice the number of girls. How many of the eighth graders are girls?
*Tuesday, January 13, 2015 by Zack*

**probability**

For each 100 8th grade girls in a certain middle school, 85 play soccer, 70 have a cell phone, 75 have a tablet computer, and 80 play a musical instrument. What is the least possible number of these 100 girls who play soccer, have a cell phone, own a tablet computer, and play ...
*Saturday, January 10, 2015 by Sal*

**Algebra**

For each 100 8th grade girls in a certain middle school, 85 play soccer, 70 have a cell phone, 75 have a tablet computer, and 80 play a musical instrument. What is the least possible number of these 100 girls who play soccer, have a cell phone, own a tablet computer, and play ...
*Friday, January 9, 2015 by Stumped*

**Algebra**

For each 100 8th grade girls in a certain middle school, 85 play soccer, 70 have a cell phone, 75 have a tablet computer, and 80 play a musical instrument. What is the least possible number of these 100 girls who play soccer, have a cell phone, own a tablet computer, and play ...
*Thursday, January 8, 2015 by Roxy*

**Chemsitry**

What courses should you take in each grade 9,10,11,12 to help you become a pharmacologist. i need courses for each grade
*Thursday, December 11, 2014 by Katherine*

**Math**

An oil company owns two refineries. The daily production limits and operating costs for each refinery are given in the table below. An order is received for 1540 barrels of high-grade oil, 1650 barrels of medium-grade oil, and 2860 barrels of low-grade oil. How many days ...
*Wednesday, December 10, 2014 by LJ*

**Chemistry Numerical**

The half life period of a radioactive element is 27.96 days. Calculate the time taken by a given sample to reduce to 1/8th of its initial activity
*Thursday, November 20, 2014 by Harsh*

**java programming**

Create a java program that will calculate the current grade in a classroom. The program should ask for 5 grades as well as total point value per grade available.
*Monday, November 3, 2014 by JORDAN*

**Maths**

The 4th term of an AP is 6 if d sum of d 8th and 9th term is -72 the common difference is
*Saturday, November 1, 2014 by Ada*

**Grades**

If I have an 80 in my class, and I get a 70 on my test which is 33.33% of my grade, what will my overall grade become
*Monday, October 27, 2014 by Anonymous*

**Chemistry **

What is the wavelength of a photon having a frequency of 71.6 THz? So I know 1 THz = 10 to the power of 15 Hz And c= 3 x 10 to the 8th and h= 6.63 x 10 to the -34th
*Friday, October 10, 2014 by Maria*

**Math**

A sixth grader weighs 90 pounds which is 120% of what he weighed in 4 th grade. How much did he weigh in 4th grade? 90x100=9000/120= 75 So he weighed 75lbs is this correct?
*Sunday, October 5, 2014 by Megan*

**statistics**

how to identify the 5 W's in the problem of the student averages in a High School college algebra class for the last semester. the teacher wanted to see how well the class did and constructed the Distribution from the grade book. who- Students what- average when last ...
*Saturday, October 4, 2014 by nina*

**algebra 1**

princess leia is a very good math student. Her average math grade was a 95 on her 15 tests. If Darth Mangham decides to drop her lowest grade, write an expression to determine her new test average.
*Friday, October 3, 2014 by paula*

**physics**

a car cover 100 m in 5th second and 120 m in 8th second during its motion ?calculate the acceleration and distance covered in 20th second?
*Friday, September 19, 2014 by shubhum*

**programming**

create a program using java that calculates the current grade in a classroom. the program should ask for 5 grades as well as the total point value per grade available.
*Friday, September 12, 2014 by JORDAN*

**JAVA PROGRAMMING **

Create a java program that will calculate the current grade in a classroom. The program should ask for 5 grades as well as total point value per grade available.
*Friday, September 12, 2014 by JORDAN *

**Grade**

What is my grade if I have two 100's and two 70's
*Tuesday, September 9, 2014 by Anonymous*

**statistics**

You want to estimate the difference in grade point averages between two groups of university students to be accurate within 0.2 grade point, with probability approximately equal to 0.95. If the standard deviation of the grade point measurements is approximately equal to 0.6, ...
*Wednesday, August 13, 2014 by Bob*

**statistics**

The trends in international mathematic and science study (TIMSS) in 2007 examined eighth grade proficiency in math and science. The mean mathematics scale score for the sample of eighth grade students in the US was 508.5 with a standard error of 2.83. Construct a 95% ...
*Saturday, August 2, 2014 by Marc*

**programming**

Professor Merlin has asked you to help him. He has 5 students who have taken four tests. He wants a program where he can enter the students name and their four test scores. After entering all 5 students then he wants a grade report printed showing the student name and their ...
*Thursday, July 24, 2014 by Ajit*

**statistics**

If you are told the mean grade in ECON 2023 is 80 with a standard deviation of 5, what is the probability that if you randomly selected 36 students you would find an average grade of 82 or more? I found the Z-score: 82-80/5 Which gave me .6554 then 1-.6554=.3446 So 34% would ...
*Sunday, July 6, 2014 by Colby*

**Math**

The 8th term of a g.p is -7/32 fine it's common ration if its first term is 28
*Sunday, July 6, 2014 by Jane*

**Math**

I'm an on-going 8th grader, and I'm taking a class for Algebra 2. What should I expect that is different from Algebra 1? P.S. I've taken Geometry online.
*Sunday, June 8, 2014 by Sheenybeany*

**What does your overall grade have to be to pass?**

I'm in the eighth grade and mine is 64 percent am I passing?
*Thursday, June 5, 2014 by nonononono*

**Algebra**

Alma can grade a batch of placement exams in 3hr and Kevin can grade a batch in 4hr. if they work together to grade a batch of exams, what percentage of the exams will have been graded by Alma?
*Saturday, May 24, 2014 by Kgk*

**math**

Suppose that you are taking a course that has three exams which count for three-fifths of your grade and a final which counts for two-fifths of your grade. On your first three tests your scores on were 84, 72, and 96. To get an B in the course, you must have an average of at ...
*Friday, May 9, 2014 by anonymous*

**math question**

If jack has a 63% as his grade.If he takes a test worth 9% and got 10/10 what would his grade be then?
*Monday, April 28, 2014 by matt*