Sunday
February 14, 2016

Homework Help: 8th Grade

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

MATHEMATICS
IN A GP THE 5TH AND THE 8TH IS 24 AND 72 FIND THE 6TH
Wednesday, November 26, 2014 by Anonymous

MATHEMATICS
IN A GP THE 5TH AND 8TH IS 24 AND 72 FIND THE 6TH
Wednesday, November 26, 2014 by Anonymous

MATHEMATICS
IN A GP THE 5TH AND 8TH IS 24 AND 72 FIND THE 6TERM
Wednesday, November 26, 2014 by Anonymous

MATHAMATICS
IN A GP THE 5TH AND 8TH IS 24 AND 72 FIND THE 6TERM
Wednesday, November 26, 2014 by Anonymous

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

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

math 8th
Find the circumference of the given circle. Round to the nearest tenth. circle (1 point) 22.0 cm 38.5 cm 11.0 cm 42.8 cm
Friday, April 18, 2014 by james

math 8th
Find the measure of ∠s. angle s (1 point) 63° 153° 68° 148°
Monday, March 31, 2014 by james

Patterns and rules unit test 7th grade
I go to connection acdeamy and I am in the 7th grade regular math Mrs. Janus I just need some help with this test Find the next three terms of the sequence -2,-12,-72,-432... A. -1,728,-6,912,-27,648
Monday, March 31, 2014 by Kayla Moore

8th Grade U.S History
Document F Andrew Jackson, Proclamation to the people of South Carolina, December 10, 1832 I consider that the power of one state to annul a law of the United States is not consistent with the survival of the Union. Nullification is forbidden by the Constitution; it violates ...
Thursday, March 27, 2014 by Cassidy

Fractions
Last night 16/28 of the tenth grade girls and 19/30 of the tenth grade boys went to go ice skating. Did a greater fraction of tenth grade girls or boys went ice skating? Prove it.
Wednesday, March 26, 2014 by Dave

History 8th
Washington’s troops, joined by the French forces under de Grasse and Lafayette, soundly defeated the British troops of General Cornwallis at the which battle?
Monday, March 24, 2014 by imissbobby♥

Computer
Home work:- Write a program to read 5 records consists of first name, last name, id and grade. Assign the grade according to the following specifications: 0<g<= 50 F 50<g<=60 D 60< g<= 70 C 70<g<=90 B 90<g <=100 A Use Stringtokenizer and buffering...
Thursday, March 20, 2014 by Bano

algebra
How would you solve polynomial equation for, a to the 8th power minus a to the 2nd power and b to the 6th power?
Monday, March 17, 2014 by Amy

mathematics
MATHEMATICS PLEASE HELP ME!!! In an arithmetic series the 3rd term is twice the 8th term find the first 25 terms
Thursday, March 6, 2014 by brad johnson

math
In an arithmetic series the 3rd term is twice the 8th term. Find the sum of the first 25 terms.
Thursday, March 6, 2014 by simamkele libalele

8th grade math
firefighters have a 35 foot extension ladder. In order to reach 30 feet up a building, how far away from the building should the foot of the ladder be placed? Express your answer in simplest radial form a^2+b^2=c^2 30^2+x^2=35^2 900+x^2=1225 -900 -900 x^2=325 square root of x^...
Monday, March 3, 2014 by diane

math
lenzy has a 77 a c. as a grade. if she fails a test worth 26% 0/22 what will her grade be
Tuesday, February 18, 2014 by zack

Statistics in Psychology
What research steps must you go through to use the relationship between a person’s intelligence and grade average in high school so that, if you know a person’s IQ, you can more accurately predict the person’s grade average?
Monday, February 10, 2014 by Annie

STATISTICS
What research steps must you go through to use the relationship between a person’s intelligence and grade average in high school so that, if you know a person’s IQ, you can more accurately predict the person’s grade average?
Monday, February 10, 2014 by Anonymous1

MATH --- PLS HELP CONNECTIONS ACADEMY
pls help asap! i dont know!!! i need someone from connections academy, 8th grade semester 2 unit 1 lesson 5: polygons and angles!!! Identify the sequence of transformations that maps quadrilateral ABCD onto quadrilateral A''B''C''D'&​#39;. (1 ...
Friday, January 31, 2014 by TTR+S<3

Math
The nth term of an A.P. Is 3 times the 5th term.(a)find the relationship between a and d.(b)prove that the 8th term is 5times the 4th term.
Wednesday, January 29, 2014 by Miracle

math---help! connections academy! check my answers
pls help asap! check my answers: In the diagram, lines m and n are parallel. If m¡Ð2 = 150¡Æ, find the measure of the following angles. 1. ¡Ð4 = ? (1 point) 120¨¬ 50¨¬ 30¨¬ 150¨¬ 2. ¡Ð6 = (1 point) 150&...
Tuesday, January 28, 2014 by TTR+S<3

Geometry - 8th grade
Well, I am trying to get geometry polygons and angles, but it's really hard to understand what to do. I'm not one to exaggerate and say I'm dying, but I'm pretty desperate for some help. If someone could explain the basics in simple terms or even post a helpful...
Thursday, January 16, 2014 by Larkin

Math - Algebra
Von's arcade uses 3 different colored tokens for its game machines. For 500, you can purchase any of the following combinations of tokens: 8 gold, 18 silver, and 7 bronze tokens; 8 gold, 14 silver, and 13 bronze tokens; or 16 gold, 6 silver, and 9 bronze tokens. What is ...
Saturday, January 4, 2014 by Ashley Kate

lang arts 8th
Label the sentence below as active or passive. Random people were visited by pollsters. a. active b. passive
Thursday, December 19, 2013 by bigurl1.4

Algebra 2
A grocer mixes x kg of Grade A and Y kg of Grade B nuts to get 60 kg of mixed nuts. Write and equation involving x and y to represent this information. The grocer sells all the mixed nuts at 9.00 per kg. He receives the same amount of money as when he sells the Grade A nuts ...
Thursday, December 5, 2013 by Anonymous

Algebra 8th
Can anyone explain to me how to simplify an expression with negative exponents using the rules for multiplying monomials? Have to know it and im not sure!!
Tuesday, December 3, 2013 by purplebananas

Math
Find the sum of the first 8th of the series 1/2+1/3+2/9+...
Saturday, November 2, 2013 by Adigun

Math
If my mid-term is worth 15%, and my grade is 100% right now. If I get 0 on the exam, my grade would be 85% right?
Wednesday, October 23, 2013 by Thom

College Math 45
Mrs. Brown has 17 children in her first-grade class, and Mr. Lopez has 20 children in his second-grade class. The principal has been asked to select 1 student from one of the classes to appear at a PTA meeting. How many ways can the selection be made?
Sunday, October 6, 2013 by Anonymous

Math
A 154-pound woman walks at 3.0 mph 0% grade for 5 min, runs at 5.5 mph 5% grade for 32 min. What is her total caloric expenditure?
Sunday, October 6, 2013 by NM

8th grade Science
In the early 1900s, Alfred Wegener noticed that some of the Earth's continents looked like they might fit together like a jigsaw puzzle. He also observed that the continents that looked like they fit together had similar plants, animals, and rock formations. From this ...
Sunday, September 29, 2013 by M

programming
Grades are assigned on the standard 90, 80, 70, 60 scale. You are to write an algorithm which will receive a student name and a percentage grade and display the letter grade to be awarded
Thursday, September 26, 2013 by Anonymous

7th Grade
I just wanna know anyone who's been in 7th grade what do you learn in science mostly throughout the year??
Monday, September 16, 2013 by Anonymous

math 5th grade
Hunter school has a kindergarten and grades 1 through 6. there are 2 kindergarten and 2 classes in each grade. If the maximum class size is 25, what is the greatest number of students that could be in the school?
Thursday, September 12, 2013 by lewis

Math - Ratios
In Mrs. Sotomayor's class, the final grade is based on 6 quizzes and 2 exams. If each exam counts for 3 times as much as each of the quizzes, what fraction of the final grade is determined by each exam?
Tuesday, September 10, 2013 by Venus

To rockrboiluvr14 - 8th grade language arts
Posted by rockrboiluvr14 on Saturday, August 31, 2013 at 11:29pm. Internal conflict occurs when a force within the character is against him/her. If someone is possessed by a ghost, would it be considered external or internal conflict. I still say external because it is not the...
Sunday, September 1, 2013 by Writeacher

8th grade algebra
While on vacation a group can rent bikes and scooters by the week. They gett a reduced rental rate if they rent 5bikes for every two scooters rented. The reduced rate per bike is $15.50 amd the reduced rate per scooter is $160 a week. The sales tax on each rental is 12%. The ...
Sunday, August 18, 2013 by Alyssa

8th grade algebra
While on vacation a group can rent bikes and scooters by the week. They gett a reduced rental rate if they rent 5bikes for every two scooters rented. The reduced rate per bike is $15.50 amd the reduced rate per scooter is $160 a week. The sales tax on each rental is 12%. The ...
Sunday, August 18, 2013 by Alyssa

statistics
1. I took a sample of the grade point averages for students in my class. For 25 students, the standard deviation of grade points was 0.65 and the mean was 2.89. The standard error for the sample was:
Sunday, August 11, 2013 by CHIMI

Algebra
The class average on a math test was 82 and there are 8 students in the class. If seven of the scores are 80, 90, 78, 100, 76, 74, and 82, what must the 8th score be to produce the average of 82?
Thursday, June 6, 2013 by Jack

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 by Sue

8th Math
Find the percent of increase. Round to the nearest tenth, necissary from 47 lb to 52 lb.
Saturday, May 11, 2013 by rockrboiluvr14

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 by Lily

math
You randomly choose 28 days for your work in March. Find the probability that you are o work on 8th and 16th and 24th March.
Friday, May 3, 2013 by dayyann

School (Plz read, really important)
Am I eligible to get a President's Award for Educational Excellence or the President's Award for Educational Achievement and Daughters of the American Revolution??? Here are my grades from last year and this year so far and everything else I accomplish: 7th Grade - 93....
Sunday, April 28, 2013 by LARUEN

?
If there are 56 questions and you miss 10 what would your grade be? Your grade would be a 81.88 I divided 100/56 and got 1.78 than I multiplied how many questions I would get right by 1.78. So 46x1.78=81.88
Wednesday, April 24, 2013 by Anonymous

?
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 by Anonymous

?
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 by Anonymous

English 8th class
why polo is called king of the game?
Monday, April 22, 2013 by Anonymous

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 by AmmanJordan

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 by AmmanJordan

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 by AmmanJordan

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 by Stacey

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

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 by bob

Geometry-8th gr
The Circumference of a circle is equal to the area of the circle. Find the radius. Thanks.
Friday, March 8, 2013 by Mona

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