November 25, 2015

Homework Help: 8th Grade

A sample of charcoal is found to have only 1/8th of Carbon-14. Half-life of Carbon-14 is 5730yrs, what is the age of the charcoal?
Saturday, December 1, 2012 by Anonymous

Health 8R help!!!!!!!!! (please read!)
Dear Abby: Marijuana Dear Abby, I am very concerned about my friend Sue. She told me that she smoked weed with her older brother. First of all, what is weed? Is it legal? What are the effects? What should I do if she asks me to try it with her? I am very upset. Please tell me ...
Sunday, November 18, 2012 by Laruen

8th Gov.
13 letter word .............a group of individuals gathered together for a purpose)
Wednesday, November 14, 2012 by Auntie Chellie

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 by josh

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 by Milen

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 by Milen

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 by faye

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 by Anonymous

What is the volume in cubic feet, of a box that is 3ft long, 8th wide, and 16ft high?
Monday, October 22, 2012 by George

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 by kenneth

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 by Milen

Is venus the 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th or 9th smallest planet?
Tuesday, October 9, 2012 by Slippy

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 by Lisa

there are 15 boys and 18 girls in fifth grade. Find the ratio of boys to girls in fifth grade.(how do I get the answer) can someone show me how to work the problem
Monday, October 1, 2012 by dan

how do i put 3.00x10 to the 8th into a calculator
Saturday, September 29, 2012 by alan

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 by Yog

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 by Lorraine

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 by alhaji

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 by alhaji

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 by Olyvia

A body moving with an initial velocity of 10m/s has a uniform acceleration of 2m/s.Find distance travelled in the 8th second of its motion?
Wednesday, September 12, 2012 by Sreehari

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 by liliana hernandez

pencils come in packs of 20 for 2.79 if 18 8th graders and 19 7th graders need 4 pencils how much would it cost?
Monday, September 10, 2012 by sarah

English 8th
Whats a 1st person sentence starting with E
Wednesday, August 22, 2012 by Anonymous

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 by cesia

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 by ibranian

the value of the nth term in a sequence of numbers is given by the expression 2n - 3. what is the 8th term in the sequence?
Sunday, July 22, 2012 by kwanisha

AP Calculus
Find the first 4 terms and the 8th term of the recursively-defined sequence. b1 = 2 and bk+1 = 3bk, for k>0 A. 6, 18, 54, 162; 13,122 B. 3, 6, 9, 12; 24 C. 5, 8, 11, 14; 26 D. 6, 12, 24, 48; 768 E. 2, 6, 18, 54; 4374 F. 2, 4, 8, 16; 256 Thanks!
Tuesday, July 10, 2012 by Brock

National Junior Honor Society
Since I'm in the NJHS. Is there any community service hours ideas because the advisor will give us community service hours sheet. Just to let you know I'm going to the 8th grade. My goal is to complete 300 community service hours. Is there any sites that have list of ...
Wednesday, July 4, 2012 by Laruen

A body covers a distance of 25m in the 5th sec of its motion and 40m in the 8th sec.of its motion. Calc.initial velocity and acceleration.
Wednesday, July 4, 2012 by Mohan

3rd grade math
Tuesday, May 29, 2012 by Trey

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 by keke

(a) if a train travelling at 72km/hr is to be brought to rest in a distance of 200m then wat should be its retardation (b) if a body starts from rest and and travels 120 m in 8th sec then wats its acceleration.
Saturday, May 19, 2012 by steeven

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 by Nolan

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 by Aisha

6th grade credits
how many credits does a 6th grader in oklahoma need to pass into 7th grade?
Thursday, April 12, 2012 by ♥rebel•stupidity=kathy

SS7R - Bill of Rights Project - 8th Amendment
8th Amendment The Eighth Amendment to the United States Constitution is the part of the United States Bill of Rights prohibiting the federal government from imposing excessive fines or cruel and unusual punishments. Excessive hail shall not be required nor excessive fines ...
Wednesday, April 11, 2012 by Laruen

8th grade science
The densities of four different woods are shown below. Wood Sample Densities Type of wood: African Teakwood Density(g/cm3) 0.98 Type of wood: Balsa Density(g/cm3) 0.14 Type of wood: Cedar Density(g/cm3) 0.55 Type of wood: Ironwood Density(g/cm3) 1.23 Which wood will sink when ...
Tuesday, April 3, 2012 by Lana Grib

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 by running.from.myself

Hello I have two questions pleae (1)what does it mean when it says measurement to an 8th of an inch, what will I be doing? (2) can you show me the steps for 10 inches = ________ ft, the answr is 5/6 but how do you get that? Thank you
Monday, March 5, 2012 by Patrizia

Business Communication
Need a copy of pages 163 and 164 from Business and Administrative Communication, 8th edition
Monday, February 27, 2012 by Teamguy

us history ( 8TH)
at around 1832, was John C. Calhoun, Andrew Jason`s VP????
Wednesday, February 22, 2012 by sammie doodles :-)

On June 9, 1988, Sergei Bubka broke the world pole-vaulting record for the 8th time in four years by attaining a height of 6.14 m. How long did it take him to fall?
Monday, February 20, 2012 by Anonymous

My teacher is asking if the students are allowed to use a calculator for 8th graders in STAAR. i also want to know...
Wednesday, February 1, 2012 by Jackson

therebare 365 days in a year. about how many days has Jared lived if he has reached his 8th birthady?
Tuesday, January 31, 2012 by mia

8th grade U.S history
1. Compare and contrast the cultures of two native tribes. Tell what you did to communicate the United States' sovereignty in the region to two different tribes. 2. Name two tribes that you think would enter into exclusive fur trade with the United States. What evidence ...
Monday, January 23, 2012 by Anonymous

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 by Christine

Spanish-8th grade
I made the corrections-someone yesterday redid a question but the questions shouldn't be redone-that's my homeowrk-the answers isare mine and I'm not sure if they're correct. 1. ¿Dónde estuvo tu mama ayer? Mi mamá estuvo en la tienda. 2. &...
Thursday, January 5, 2012 by Sophie

Spanish-8th grade
I had to use the past tense of either poder or saber to write each sentence 1. tú y yo/mirar la televisión Tú y yo pudimos mirar la televisión. 2. nosotros/viajar Nosostros pudimos viajar. 3. los muchachos/jugar al fútbol Los muchachos ...
Friday, December 30, 2011 by Sophia

9th Grade Classes
I was reading my school district program of studies and I found this section in for high school coures. - English 9H - Integrated Algebra A - Earth Science - Global History and Geography I or H - French Beg. 1 - Orchestra (a days)/ Health (b days) - Studio Art I - African ...
Sunday, December 18, 2011 by Laruen

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 by madison

16b to the 8th power + 40b to the 7th power + 25b to the 6th power
Wednesday, December 14, 2011 by erin

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 by kay

Spanish 8th grade
Could you please check these? 1.¿ Qué te encanta hacer en el invierno? Me encanta el esqui. 2. ¿Cuál es tu pasatiempo favorito y por qué? Mi pasatiempo favorito es practico al fútbol americano . 3. ¿Es el fútbol o el f&...
Wednesday, November 2, 2011 by Matthew W.

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 by Anonymous

Spanish-SraJMcGin please check
I had asked a question the other day but I'm not sure if I'm understanding this- it was a comparison-You said this as a comment: Spanish-8th grade - SraJMcGin, Thursday, October 20, 2011 at 4:02pm 3. also = de las tres actividades Also, #3 is different because it is ...
Saturday, October 22, 2011 by Victor

Spanish-8th grade
We're doing superlatives and we had to have three groups of sentences. Did I compare these correctly?I numbered each group as 1, 2 or 3, not each sentence in the group. 1.Tocar el piano es interesante. Tocar la guitarra es más interesante que tocar el piano. Tocar ...
Thursday, October 20, 2011 by Victor

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 by faith

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 by Peter

Ok so I'm join this contest at my school (long story but read that directions below) 7th Graders Against 8th Graders "The more that you read, the more things you will know. The more that you learn,the more places you'll go." Dr. Seuss. PROGRAM GOALS •To ...
Sunday, October 2, 2011 by Laruen

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 by Mary

7 th grade math
if all my grades are above an 80 how will a 38 affectn my grade.
Thursday, September 22, 2011 by allie bartton

Wednesday, September 21, 2011 by FAIZAN

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 by Jimmy

scientific method and measurement 8th Hons science
what allows results to be verified to maintain credibility?
Monday, September 12, 2011 by hannah

hi im sam :p i have 8th grade math and i think like yesterday we got an assesment called circle sentencing and im completly confused i even asked my princble and she couldnt even help..:( i have a link to show what my homework is but it wont let me post it but if you look up ...
Thursday, September 8, 2011 by samm

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 by Gen

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 by alex

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 by a student is selected at is the probability the th

8th Math
How do I substract a whole number from a fraction ?!?!?!
Wednesday, August 24, 2011 by Jasmine

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 by rock

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 by Wuhta

What is the sum to 15 terms of an arithmetic progression whose 8th term is 4?
Monday, July 4, 2011 by vinay

If the sum of the first 15 terms of an arthimetic sequence is 240. what is the 8th term
Thursday, June 30, 2011 by anjna

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 by Henry1

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 by shabria cross

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 by Nicki

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

Below is how students feel about the NYS Math test that is days away(Is there any corrections I can make or add?) Are the students at I.S.230 really ready for the NYS Math Test? 5/9/2011 By: Anonymous Mostly all the students at I.S.230 in Jackson Heights, Queens have been ...
Monday, May 9, 2011 by Anonymous

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 by John

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 by Karen

8th grade math
A box contains 6 red balls, 4 white balls, and 5 green balls. If three balls are drawn in succession without being replaced, what is the probability that they are drawn in the order red, white, green? A x 8/225 B x 4/91 C x 12/445 D x 1/225...
Thursday, April 28, 2011 by Lo

8th grade math
The Exotic Pets Club has 23 members, all of whom have a snake, an iguana, or a tarantual. Four members have all three kinds of pets. Ten members have a snake, 14 have iguanas, and 13 have tarantulas. Two have a snake and an iguana, three have an iguana and a tarantula, and one...
Thursday, April 7, 2011 by Kelly

Use a tangent function to estimate the grade resistance of a 2200-lb car travelling on a 2.4° grade. Round your answer to the nearest pound.
Wednesday, March 23, 2011 by Meg

Use a tangent function to estimate the grade resistance of a 2200-lb car travelling on a 2.4° grade. Round your answer to the nearest pound.
Wednesday, March 23, 2011 by Meg

8th gr. Transition Math
A rotation id described by it's ____ and ____?
Tuesday, March 22, 2011 by Jaydirah

8th grade math
Albert has a home screen printing business. He has designed a bracelet and T‑shirt for St. Patrick’s Day which both use a special ink, available for a limited time from his supplier. Albert has already begun taking and fulfilling orders for merchandise. Albert ...
Thursday, March 17, 2011 by Anonymous

8th grade Math
This four-leaf clover consists of four coplanar circles. Each circle is externally tangent to two others, as shown. The two smaller circles are congruent, and the two larger circles are congruent. A square is constructed such that each of its four vertices is also the center ...
Thursday, March 17, 2011 by Anonymous

The first three terms of a geometric sequence are 2, 10, 50, and the 8th term has a value of 156,250. What is the value of the 7th term?
Tuesday, March 15, 2011 by Evelyn

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 by Amber shall

6th grade science
What are Newton's three laws on motion in sixth grade lingo?
Tuesday, February 22, 2011 by Marsha

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 by candy

8th grade math
Jessica is creating a heart-shaped card to give to her valentine. She has folded a square piece of paper in half and traced the pattern onto one half of the folded paper. The pattern consists of a right triangle with hypotenuse of length 7 1/2 inches and a semi-circle with a ...
Wednesday, February 16, 2011 by Anonymous

5tth grade math
every student in a second grade class sends a valentine to each of the other students in the class, for a total of 306 valentines.How many students are in the class.
Thursday, February 10, 2011 by tryston

Spanish-8th grade
Could someone please check if I answered these questions correctly? Thank you Please let me know if I did anything wrong. ¿Hay un supermercado cerca de tu casa? Si, hay un supermercado cerca de mi casa. ¿Qué necesitas hacer hoy? Necesito estudiar hoy. &...
Wednesday, February 9, 2011 by Jessie

8th grade math
According to one survey, the number of consumers who planned to purchase a television for the purposes of viewing the Super Bowl rose from 1.4 million in 2005 to 4.5 million in 2011. Suppose that in 2005 the average purchase price for a television was $935. In 2011 the average...
Wednesday, February 9, 2011 by Anonymous

8th grade Math
Penelope created a game using a bag of 26 tiles, each with a different letter of the alphabet written on it. She uses a stopwatch to time how fast she can create one 5-letter word from a set of five randomly selected letters. To play this game Penelope randomly draws a letter ...
Tuesday, February 1, 2011 by Anonymous

A roof rises 1.4 feet vertically and 11.8 feet horizontally. What is the grade of the roof? The grade of the roof is _____% how do I begin to find the answer to this
Monday, January 31, 2011 by Joyce

third grade hw help
My third grade is needing help with his science homework please the question is as follow List as many resources as you can that you use during one day? Thanks!
Wednesday, January 19, 2011 by Nicky

8th grade science
For my quiz some of these questions confuse me. Your genome is over 99% identical to every other human on earth. True False 3 points Save All living things on earth share certain identical sequences of bases on their genome. True False and... Question 8 3 points Save The bases...
Wednesday, January 19, 2011 by Lina

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