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March 28, 2015

March 28, 2015

Post a New Question | Current Questions

**Science (8th grade)**

I am doing a lab and I really need help! I calculated that my snail traveled as his average speed of .136 cm/s, 1.36m/s, and 4896 m/hr. Does that sound right? Also I need help on another thing. My paper says Calculate how long it will take your snail to cross a sidewalk (2m) ...
*Saturday, February 9, 2013 at 4:36pm*

**Mathematics**

The 3rd and 8th term of an arithmetic progression A.P are -9 and 26.what their common difference nd first term?
*Thursday, February 7, 2013 at 11:51pm*

**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*

**maths**

If the weight of a spherical shell is 7/8th of what it would be if it were a solid shell, find the ratio of the inner and outer radii of the shell.
*Saturday, February 2, 2013 at 9:25am*

**Geometry-8th gr**

Can you please help me solve this question? Express the ratio x^2 + 4x -12/ x^2 - 4 in simplest form. Thanks.
*Friday, February 1, 2013 at 12:09pm*

**Geometry-8th gr**

The geometric mean x of two numbers is the positive value of x that satisfies the proportion a/x =x/b, where a and b are given. Find the geometric mean of 16 and 9.
*Thursday, January 31, 2013 at 6:48pm*

**Geometry-8th gr**

IF 3a =2b and 4b=9c, find the ratio of a to c in simplest form and show steps.
*Thursday, January 31, 2013 at 6:46pm*

**4th grade math**

In helping my 4th grade grandson last night with his math, he had problems like this 93 * 18. I asked what the asterisk meant and he said the teacher said to "figure it out"
*Wednesday, January 30, 2013 at 11:38am*

**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**

a body moving with acceleration of 4 m/sec2 describes 60 m in the 8th second. Find its initial velocity
*Thursday, January 24, 2013 at 11:54am*

**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*

**Math**

Given a geometric progression: 0.05, 0.2, 0.8, ... Find the sum from the 5th term to the 8th term?
*Friday, January 18, 2013 at 2:49am*

**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**

find the 8th number in the pattern
*Thursday, January 3, 2013 at 2:51am*

**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*

**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*

**Chemistry**

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 at 4:44pm*

**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 at 5:41pm*

**8th Gov.**

13 letter word .............a group of individuals gathered together for a purpose)
*Wednesday, November 14, 2012 at 10:57pm*

**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*

**Math**

What is the volume in cubic feet, of a box that is 3ft long, 8th wide, and 16ft high?
*Monday, October 22, 2012 at 8:45pm*

**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*

**science**

Is venus the 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th or 9th smallest planet?
*Tuesday, October 9, 2012 at 4:53pm*

**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**

how do i put 3.00x10 to the 8th into a calculator
*Saturday, September 29, 2012 at 11:55am*

**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*

**Science**

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 at 9:58am*

**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*

**math**

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 at 12:25am*

**English 8th**

Whats a 1st person sentence starting with E
*Wednesday, August 22, 2012 at 10:09pm*

**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*

**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*

**math**

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 at 1:16pm*

**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 at 1:40pm*

**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 at 4:02pm*

**Physics**

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 at 12:43pm*

**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*

**physics**

(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 at 4:17am*

**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*

**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 at 6:04pm*

**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 at 7:52pm*

**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**

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 at 8:49am*

**Business Communication**

Need a copy of pages 163 and 164 from Business and Administrative Communication, 8th edition
*Monday, February 27, 2012 at 4:47pm*

**us history ( 8TH)**

at around 1832, was John C. Calhoun, Andrew Jason`s VP????
*Wednesday, February 22, 2012 at 9:16pm*

**Physics**

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 at 9:41pm*

**STAAR (TAKS)**

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 at 7:43pm*

**math**

therebare 365 days in a year. about how many days has Jared lived if he has reached his 8th birthady?
*Tuesday, January 31, 2012 at 8:34pm*

**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 at 7:10pm*

**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*

**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 at 10:27am*

**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 at 4:03pm*

**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 at 5:36pm*

**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*

**math**

16b to the 8th power + 40b to the 7th power + 25b to the 6th power
*Wednesday, December 14, 2011 at 8:15pm*

**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*

**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 at 4:15pm*

**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*

**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 at 10:06am*

**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 at 2:37pm*

**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*

**English **

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 at 8:19pm*

**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*

**ECOMICS**

IF AN ECONOMY MOVES FROM PRODUCING 15 UNITS OF A AND 7 UNITS OF B TO PRODUCING 10 AS AND 8BS, THE OPPORTUNITY COST OF THE 8TH B IS: 1 10AS 2 5AS 3 7AS
*Wednesday, September 21, 2011 at 8:02pm*

**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*

**scientific method and measurement 8th Hons science**

what allows results to be verified to maintain credibility?
*Monday, September 12, 2011 at 4:51pm*

**English**

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 at 5:03pm*

**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*

**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*

**8th Math**

How do I substract a whole number from a fraction ?!?!?!
*Wednesday, August 24, 2011 at 9:43pm*

**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*

**arithmetic**

What is the sum to 15 terms of an arithmetic progression whose 8th term is 4?
*Monday, July 4, 2011 at 5:01am*

**maths**

If the sum of the first 15 terms of an arthimetic sequence is 240. what is the 8th term
*Thursday, June 30, 2011 at 11:23pm*

**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*

**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*

**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*

**ENGLISH**

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 at 6:59pm*

**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*

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