Saturday
April 18, 2015

Homework Help: 8th Grade

5th grade math
how do i simplify
Thursday, December 4, 2014 at 10:02am

8th grade; English
Which of the following best explains the difference between informative and explanatory text? a. Informative provides readers a sense of why something happens, while explanatory tells the order in which something happened. b.Informative provides a reason to support an author&#...
Saturday, October 25, 2014 at 9:18pm

8th grade language arts
Which of the following best explains the difference between informative and explanatory text? a. Informative provides readers a sense of why something happens, while explanatory tells the order in which something happened. b.Informative provides a reason to support an author&#...
Saturday, October 25, 2014 at 11:50am

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 Bubka to return to the ground from the highest part of his vault?
Tuesday, October 14, 2014 at 12:21pm

physics
Ten , one rupees coin are put on the top at of each other on a table. Each coin has a mass 'm'. Give the magnitude and direction of - (1)- The force of 7th coin (counted from bottom) due to all coins on its top. (2)- The force of 7th coin by 8th coin. (3)- The reaction...
Tuesday, October 14, 2014 at 6:48am

physics
Ten ,one rupees coin are put on the top of at each other on a table each coin has a mass 'm' give the magnitudes and direction of - 1. The force of seventh coin (counted from bottom) due to all the coins. 2. The reaction of 6th coin on the 7th coin. 3. The force at 7th...
Tuesday, October 14, 2014 at 4:26am

idk
what grade level is physics??
Thursday, October 9, 2014 at 1:44pm

Math
1. Find the value of k so that 2, k^2, 8 form a geometric sequence. 2. Water is leaking from a water tower. On the first day, two gallons were lost. The leak is getting progressively worse and the amount of water lost triples each day. How many gallons would be lost on the 8th...
Tuesday, October 7, 2014 at 9:33pm

Grade
What is my grade if I have two 100's and two 70's
Tuesday, September 9, 2014 at 8:34pm

8th
yael worked out at a gym for 2 hrs. her workout consisted of stretching for 21 minutes jogging for 45 minutes and lifting weights for the remaining amount of time. what percentage of yaels workout was spent lifting weights?
Tuesday, September 9, 2014 at 8:23pm

8th math
wayne wanted to buy a new bicycle that cost $125. the sales tax on bicycle was $11.25. what was the rate of the sales tax?
Tuesday, September 9, 2014 at 5:18pm

5th grade math
What is the value of n 9*27+2*31-28=n
Monday, August 25, 2014 at 6:54pm

maths 8th standard
Caco3/ಶಾಖ cao+co2↑ ಈ ಸಮೀಕರŃ​5;ದ ಸಹಾಯದņ​3;ಂದ 25'g' ಕ್ಯಾಲņ​3;ಸಿಮ
Monday, August 25, 2014 at 10:11am

math
what is the base 10 of 469 3rd grade
Thursday, August 21, 2014 at 10:03pm

Pure Maths
A container is in the shape of a right circular cone (inverted) with both height and diameter 2 meters. It is being filled with water at a rate of (pi)m^3 per minute. Fine the rate of change of height h of water when the container is 1/8th full(by volume). (Volume of a right ...
Saturday, August 16, 2014 at 4:11am

grade 7 maths
Missing input W+9=14
Monday, August 4, 2014 at 12:53pm

Essay Topic (Synthesis)
Is the topic of Immigration Reform in the United States to controversial for my synthesis essay? I am writing a synthesis essay for my class, and it is a big portion of my grade. I have a lot of information about Immigration, but I'm afraid the topic will be too ...
Sunday, August 3, 2014 at 12:37am

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 at 12:16am

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 at 1:32pm

4th grade math
For a survey, 20 students in one class were asked to name their favorite sport. the tally chart shows the result. Basket ball - 6 soccer-7 hockey - 5 volleyball - 2 suppose all 100 students in the grade were asked to name their favorite sport. how many students would you ...
Thursday, June 5, 2014 at 7:37pm

chemistry
A sample contains Hydrogen atom ,He+ ion, Li2+, & Be3+ ion. In H atom electron is present in 8th orbit, in He2+ e- is present in 6th orbit, Li2+ in 5th orbit& in Be3+ electron is present in 4th orbit. All the atoms are de-excited to the ground state. Calculate the total no. of...
Wednesday, June 4, 2014 at 4:36am

math
Taylor surveys students in one grade level who own at least one pet. She finds that 50% of the students surveyed own 2 pets, 3 students own 3 pets each, and 2 students own 4 pets each. Eight of the students in the grade own 1 pet. Considering the number of pets as the random ...
Monday, May 19, 2014 at 10:21am

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 at 9:07am

Science
GCSE Physics-Forces affecting falling objects. My falling object is a skydiver Can you please help me to find the information needed? Nothing too complicated please. Here is a list of things I need to include but I have no idea where this information can be found on the ...
Sunday, May 4, 2014 at 2:18pm

Science
GCSE Physics-Forces affecting falling objects. My falling object is a skydiver Can you please help me to find the information needed? Nothing too complicated please. Here is a list of things I need to include but I have no idea where this information can be found on the ...
Sunday, May 4, 2014 at 10:52am

4 the grade math
What's 3/4 of blank=75
Tuesday, April 29, 2014 at 11:35pm

HELP! 5th grade math
Trying to help my child in 5th grade. Shannon pours 4 different liquid ingredients into a bowl The sum of the liquid ingredients is 8.53 liters. Two of her measurements are in milliliters and two of her measurements are in liters. Give an example of possible measurements for ...
Sunday, April 13, 2014 at 10:43pm

9th grade math
4x^2=80x-400
Tuesday, April 8, 2014 at 10:57pm

9th grade math
x^2+8x+16=25
Tuesday, April 8, 2014 at 10:56pm

9th grade math
4m^2-24m+36=0
Tuesday, April 8, 2014 at 10:51pm

3rd grade math
Explain how you know 6/6 and 1 are equivalent?
Tuesday, April 8, 2014 at 4:14pm

math - 6th grade
HELP! How do I solve for x: 4x+2=3x+9
Thursday, April 3, 2014 at 6:48pm

MATH
you have a pair of newborn hamsters. each pair that is at least one month old produces a new pair every month. at this rate, you will have 178 hamsters at the end of what month? (The math relay officials said the 10th month but I think that it should be the 8th)
Tuesday, March 25, 2014 at 10:11am

8th grade U.S History
Document B: Daniel Webster’s argument regarding a national bank, 1833 The argument regarding the national bank starts with the question: Does Congress have the right to charter a 'National Bank'? and can a State Legislature be forced to house a federal institution...
Tuesday, March 25, 2014 at 9:53am

4th grade math
What is 1. 2/3 + 3/6 = 2. 3 1/10 + 17/5 = 3. 3 2/6 - 1 5/6 =
Monday, March 24, 2014 at 6:14pm

math 8th
1. The following circle graph was published in the Cane County annual report. If there are 1,000 registered voters in Cane County, how many are 35–45 years old? circle graph (1 point) 150 voters
Thursday, March 20, 2014 at 5:59pm

Grade 6 math
What is 2 to the 2nd power
Thursday, March 20, 2014 at 5:53pm

8th Grade Science (Periodic Table)
1. What conclusions can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their properties? Properties of elements are related to atomic numbers. Properties of elements are related to ductility. Properties of...
Thursday, March 13, 2014 at 12:39pm

to ms. sue
what was your 4th grade teacher and why
Wednesday, March 5, 2014 at 11:09pm

6 grade math
How do you solve this problem: x + 2 1/5 = 7?
Monday, March 3, 2014 at 10:36pm

4TH GRADE MATH
MS T BOUGHT CUPCAKES FOR HER 3RD GRADE CLASS. MS. CASA BOUGHT TWICE AS MANY CUPCAKES AS MS T, AND 4 TIMES AS MANY CUPCAKES AS MS. G. MS. G BOUGHT 241 CUP CAKES. A. HOW MANY CUPCAKES DID MS T BUY? B. MS.. B CAME LATE TO THE PARTY AND HALF OF THE CUPCAKES HAD ALREADY BEEN EATEN...
Wednesday, February 26, 2014 at 5:03am

4 grade math
What is the sum of4/10 and 40/100
Monday, February 24, 2014 at 10:03pm

math
The grade of a road is 6%. What is its angle of elevation?
Thursday, February 20, 2014 at 1:15pm

economic
Suppose, unfortunately , your mathematics and economics professors have decide to give tests 2 day from now and you can spend only a total of 12 hours studying for exams .After some thought, you conclude that dividend your study time equally between each subject will give you ...
Sunday, February 9, 2014 at 12:24am

economic
10. Suppose, unfortunately , your mathematics and economics professors have decide to give tests 2 day from now and you can spend only a total of 12 hours studying for exams .After some thought, you conclude that dividend your study time equally between each subject will give ...
Sunday, February 9, 2014 at 12:18am

math
The third term of a G.P is 24 and the sum of the first two terms is 288. If all the terms are positive,find a)the first term and the common ratio b)the sum of all the terms from 4th term to the 8th term
Monday, February 3, 2014 at 10:03am

12th Grade Vocabulary Antonyms Practice
Does anyone know of a good place that I can practice 12th grade vocabulary antonyms?
Saturday, February 1, 2014 at 3:17pm

statistics
What is the probability for a: a.       Randomly selected person being a male in grade E? b.      Randomly selected male being in grade E? c. Why are the results different?
Sunday, January 19, 2014 at 11:23pm

statistics
Last week Tom had exams in Math and in Spanish. He had a score of 45 on the Math exam and a score of 65 on the Spanish exam. For which class should Tom expect the better grade? a. Math b. Spanish c. The grades should be the same because the two exam scores are in the same ...
Tuesday, December 31, 2013 at 8:07pm

linear optimization
During a summer session a student enrolls in two courses, psychology for four hours and engineering for three hours. The student wants to use the available time to amass the largest number of grade points (numerical grade multiplied by the number of hours). Students who have ...
Sunday, December 29, 2013 at 10:45am

language arts
Identify the appositive phrase in the following sentence. Mrs.Talavera,an eight grade teacher at Rosewood Middle School,led the community meeting about childhood obesity. -Mrs.Talavera -an eight grade teacher at Rosewood Middle School -led the community -about childhood obesity
Tuesday, December 17, 2013 at 8:30pm

7th grade mat
8g+2+4g-2-3g=? (9g)
Thursday, December 5, 2013 at 11:57pm

4th Grade Math: Help Is Needed ASAP
My son is in the fourth grade and is needing help with these math problems. Can someone please help him with these problems. 1. 2/3+2/9= 2. 3/5+3/10= 3. 5/12+1/3= 4. Find the sum of 1/6 and 1/12 5. Add 1/4 to the answer in Exercise 4. 6. What is the sum of 1/8, 1/4, and 3/8? 7...
Monday, November 18, 2013 at 8:21pm

math
Carlos was 5feet,8inches tall at the beginning of ninth grade. he grew 4 3/4inches during that school year and 2 1/4inches during follow the summer. how tall was Carlos at the beginning of tenth grade? Express his height in feet and inches.
Monday, November 18, 2013 at 12:02pm

math 5th grade
How to solve 547X73
Friday, November 1, 2013 at 5:17pm

math 5th grade
How to solve 547X73
Friday, November 1, 2013 at 6:31am

english
Please help me. I wanna make sure if all corrects this. Thanks. Some people are so (1)ominous to living near a nuclear plant that they want the plant’s license to be (2)nullify. They say the plant infringes on every homeowner’s right to safety. Shannon is (3)endowed ...
Wednesday, October 23, 2013 at 2:36am

Geology
Can someone please help me with my review? 1)What grade of metamorphism common rocks are formed in- --- Is it high grade? 2)What is the name of the most rapid kind of mass wasting is> -- Weathering? 3)How to tell is a rock is igneous, metamorphic or sedimentary. 4)How to ...
Thursday, October 17, 2013 at 11:50pm

Geogoly
Can someone please help me with my review? 1)What grade of metamorphism common rocks are formed in- --- Is it high grade? 2)What is the name of the most rapid kind of mass wasting is> -- Weathering? 3)How to tell is a rock is igneous, metamorphic or sedimentary. 4)How to ...
Thursday, October 17, 2013 at 11:42pm

Pre Algebra
In Wilbur's math class, his grade is based on the average score of six tests, each worth 100 points. Wilbur always worries about his grade. He knows that his average on the first four tests is 88.5. What is the lowest average he could get on his next two tests and still ...
Thursday, October 17, 2013 at 8:58pm

math
I need help on study links 2.9 for 5 grade
Thursday, October 10, 2013 at 5:32pm

6th grade math
6 1/2-7/8 / 5 11/16 evaluate the expresson
Monday, October 7, 2013 at 6:03pm

Math
A man on the 8th floor of a building sees a bucket (dropped by a window washer) pass his window and notes that it hits the ground 1.5s later. Assuming a floor is 12ft high (and neglecting air friction), from which floor was the bucket dropped?
Monday, October 7, 2013 at 4:58pm

8th Grade Science on "Mixtures"
1) Which of the following is true about mixtures?(1point) Mixtures consist of two or more sub stances chemical combined. Mixtures cannot be separated by physical means. Mixtures consist of only one kind of atom. Mixtures have two or more substances mixed together, but are not ...
Monday, October 7, 2013 at 11:43am

Shurley English Grade 4
I'm suppose to write sentences from Grade 4 Shurley English book. I was suppose to bring book home and use page 25 - I forgot the book - anyone know what is on page 25? Thanks
Wednesday, October 2, 2013 at 5:41pm

Second Grade Reading
Hello. I am a tutor. I tutor second grade students. I need a good website that will give me great tips on how I can better teach my students how to read, spell, and pronounce words. Can you please help me find a website like that?
Saturday, September 28, 2013 at 10:42pm

grades
your average grade if you get a b- then you get a d+ ?
Thursday, September 26, 2013 at 5:45pm

statistics
suppose that grade point averages of undergraduate students at one university have a bell shaped distribution with a mean of 2.55 and a standard deviation of 0.43. Using the empirical rule, what percentage of students have grade point averages that are between 1.26 and 3.84
Monday, September 23, 2013 at 9:10pm

math grade 10
Solve 3p-6q = 0 4p+1q = 3 Using any method Thank you!!!!
Monday, September 23, 2013 at 5:31pm

8th G-Math
Write an equation and show all work. One Monday, 405 students went on a trip to the zoo. All 7 buses were filled and 6 students had to travel in cars. How many students were in each bus? (My teacher taught the class but no one even understand, can you please help me and show ...
Sunday, September 22, 2013 at 8:58pm

pre-algebra
There are 1,400 students in a school.The number of girls is 3/4 the number of boys.How many students are in the other grade levels if 1/6 of the girls and 1/5 of the boys in first grade?
Thursday, September 12, 2013 at 9:18pm

health 5 grade
i need help in health subject for my son 5 grade Question 1- connect suppose you have a cold. this affects your physical health. does if affect your mental,emotional,family, and social health, too? explain why or why not. Question 2- practice healthful behaviors Make a list of...
Friday, September 6, 2013 at 8:21pm

Math
The fifth and sixth grades at Oak Street School are having fair.There are 50 students total and 3/5 of the students are fifth grade students.How many fifth grade students are entered in science fair?
Wednesday, September 4, 2013 at 10:47pm

Math
The fifth and sixth grades at Oak Street School are having fair.There are 50 students total and 3/5 of the students are fifth grade students.How many fifth grade students are entered in science fair?
Wednesday, September 4, 2013 at 9:49pm

math
Ez stop fast gas sold 10957 worth of gasoline yesterday. Redular grade sold for 2.30 a gallon and premium grade sold for 2.55 a gallon. If the station sold 420 more regular than premium, how many gallons of regular were sold
Monday, August 12, 2013 at 2:12am

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 at 2:58am

grade 4 math
exponential form of 59,187
Thursday, June 20, 2013 at 10:34am

Math For Educators
A homeowner empties her hot water heater every 36 days and changes the filter in the heat pump every 48 days. She did both on Friday September 17th, 2012. When will she do both on the same day? ( give the day of the week, date, month and year. also the date is made up and not ...
Saturday, June 15, 2013 at 4:25pm

9th grade math
Solve -4(x-3)>2x A. x>6 B. x<2 C. x>3/2 D. x<-1/2
Tuesday, June 4, 2013 at 2:48pm

5th grade math
what is the common denominator to 3/5, 1/3, and 1/6
Tuesday, May 28, 2013 at 4:48pm

5th grade math
What is 508 times 7?Thanks if you help:)
Monday, May 6, 2013 at 4:42pm

Math
I'm having a hard time coming up with the right equation to solve this one. E-Z Stop Fast Gas sold $10,957 worth of gasoline yesterday. Regular grade sold for $2.30 a gallon and premium grade sold for $2.55 a gallon. If the station sold 420 more gallons of regular than of ...
Wednesday, May 1, 2013 at 5:47pm

Math
A math class has girls and boys in the seventh grade and girls and boys in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both girls? Write your ...
Wednesday, May 1, 2013 at 11:43am

Biology
Is 9th grade biology hard? Is it interesting...?? I love life science but I just wondering if 9th grade biology hard??? I'm taking biology next year.
Monday, April 29, 2013 at 7:48pm

physics
A man is 3/8th of the way across a railroad bridge when he hears a train coming. He knows that this passenger train cruises along at 60 MPH in this area. It turns out that he can run to either end of the bridge and jump off just ahead of the train. Assuming he runs a a ...
Monday, April 29, 2013 at 6:01pm

maths
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,true if heads and false if tails). What is the chance ...
Saturday, April 27, 2013 at 3:25am

4th grade math
4 1/4 minus 1 3/4
Monday, April 22, 2013 at 9:03pm

3rd grade math
What does 5 fracture each 1/2 mean?
Thursday, April 18, 2013 at 11:58pm

Math
Meagan bought a 3 liter soda and a bag of cups to a party. Each cup holds a volume of 250ml How many cups will be needed for soda 12 Ms.Baggett took a total of 3 hours to grade 120 papers Which of the following can be used to find m the number of minutes Ms.Baggett took to ...
Wednesday, April 17, 2013 at 7:16pm

programming
Write a program that requests the numeric grades on a midterm and a final exam and then uses a Function procedure to assign a semester grade (A, B, C, D, OR F). The final exam should count twice as much as the midterm exam, the semester average should be rounded up to the ...
Tuesday, April 16, 2013 at 10:31pm

math 4th grade
how do you add 2/3 plus 5/8
Tuesday, April 16, 2013 at 8:06pm

8th grade math!!!!! :)
Determine whether each sequence is arithmetic or geometric. Find the next three terms. 1. 14, 19, 24, 29, . . . (1 point) geometric, 34, 39, 44 arithmetic, 32, 36, 41 arithmetic, 34, 39, 44 The sequence is neither geometric nor arithmetic. 2. –4, 8, –16, 32, . . . (1...
Thursday, April 11, 2013 at 4:46pm

7th grade math
There are 150 students in 7th grade. After signing up for electives for next year, the counselor posted the following data: Art - 65 students Band - 70 students Theatre - 50 students Not all students signed up for an elective. Display this data using Venn Diagrams. I do not ...
Saturday, April 6, 2013 at 7:24pm

3rd Grade Math
What is the sum of 4/10 and 55/100
Wednesday, April 3, 2013 at 6:50pm

8th Math - Probability
A basket contains 5 green lollipops, 12 red lollipops, and 7 orange lollipops. When a lollipop is taken from the basket, it is not replaced. What is P(orange, then orange)? I know the answer. It's 42/552. But HOW do I figure this out? I can do the first p(orange) but if it...
Tuesday, April 2, 2013 at 4:50pm

pre calculus
If you are driving down a 10% grade, you will always be 10% below where you would have been if you could have driven on flat ground from where you started. Suppose you descend to where you are 20 feet below your starting point. What concept does the “grade” relate to...
Monday, April 1, 2013 at 9:17am

algebra 10th grade
Solve for x? 0 = -9/5 x -9
Thursday, March 28, 2013 at 8:20pm

10 grade algebra
solve 10(x+5)=130
Tuesday, March 26, 2013 at 7:29pm

10 grade algebra
Solve the equation 2(x =10)=80
Tuesday, March 26, 2013 at 7:05pm

3rd grade math
which fraction is less than 2/5 A. 2/3 B. 3/5 C. 3/4
Wednesday, March 20, 2013 at 7:02pm

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