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July 24, 2014

Homework Help: 8th Grade

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math
I'm in 4th grade this is my problem samantha has 14 yards of ribbon.she wraps 12 presents and uses 5/6 yard of ribbon to decorate each present.the total amount of ribbon she used is modeled in the diagram below
Tuesday, February 18, 2014 at 2:59pm

Math 5th grade
Look for a pattern. Have a rectangle with number 10, 16 and 23 in the corners.the circle in side with 9, 12 and 24. Place the numbers from 8 to 26 either inside or outside the circle according to the pattern shown. Please help!!!
Monday, February 17, 2014 at 11:30am

Math
Mr.Fox's fourth grade class of 20 students had an average of 72% on their last test. However, Rose's mark of 76% had been incorrectly recorded as 56 %. What was the correct class average for the test? A) 82% B) 80% C)73% D) 62%
Sunday, February 16, 2014 at 1:03pm

Math
ted needs an average of at least 70 on his 3 history tests. he has already scored 85 and 60 on 2 of them. what is the minimum grade ted need on his 3rd test?
Thursday, February 13, 2014 at 7:56pm

Grade 8 math
What is the greatest possible product of any two numbers in this list? Explain your answer. -3,-7,-15,6
Tuesday, February 11, 2014 at 5:21pm

4th grade math
write a multiplication sentence with the greatest possible product using the digits 1, 2, 6, and 8 once. then write sentence with the least possible product
Tuesday, February 11, 2014 at 5:04pm

4th grade math
mary's class collected cans for recycling. they put 2 dozen can in each sack. they had 104 sacks at the end of the year. how many cans did they collect
Tuesday, February 11, 2014 at 5:02pm

4th grade math
A serving of juice is 250mL. how many servings are in a dozen liters of juice.
Tuesday, February 11, 2014 at 4:59pm

4th grade math
Grace also bought 2 lengths of ribbon to trim a picture frame. one length was 18 inches. the sum of both lengths was 4 feet. what ws the length of the second piece of the ribbon
Tuesday, February 11, 2014 at 2:47pm

4th grade math
Grace wants to put a wallpaper border around the top of the room. Each roll of the wallpaper border is 120 inches long. how many roll will she need.
Tuesday, February 11, 2014 at 2:47pm

4th grade math
A serving of juice is 250 mL. How many servings are in a dozen liters of juice?
Monday, February 10, 2014 at 9:19pm

4th grade math
A granola bar weighs 30 g. 100 granola bars are in a shipping carton. how many kilograms do a dozen shipping cartons weigh?
Monday, February 10, 2014 at 9:14pm

4th grade math
A serving of chicken noodle soup is 120 milliliters. how many liters of soup will the cafeteria need to serve 350 students
Monday, February 10, 2014 at 7:42pm

4th grade math
A box of hot cocoa packets has 30 grams of hot cocoa mix. how many boxes of mix can be made from 6 kilograms of hot cocoa mix
Monday, February 10, 2014 at 7:40pm

10th grade Science
Explain how a drug sits on acetylcholine receptors will affect muscle function? Is it because the drug would act as a blocking agent to prevent the receptors from gathering information on what to do?
Saturday, February 8, 2014 at 1:27pm

statistics
how do the 4th grade girls weight in principal ben's school compare to the national mean weigh = 90 sd=15
Thursday, February 6, 2014 at 9:58pm

grade 12 calculus and vectors
Determine the average rate of change form x = 1 to x = 4 for each function. a) y= x b) y=x^2 c) y=x^3 d) y=7
Thursday, February 6, 2014 at 5:07pm

9th grade algebra
suppose the population of deer in a state is 10,280 and is growing 1% each year. predict the population after 5 years.
Thursday, February 6, 2014 at 11:47am

Math
The 80 students in the 5th grade at north side elementary school voted for their favorite animal after a trip to the zoo.the elephant received 3/5 of the votes.how many votes did the elephant receive.
Wednesday, February 5, 2014 at 8:26pm

ART please help me i just need to be sure about'em
this type of ad implies the product will make you beautiful. slogan testimonial icon rich-and-famous i think its testimonial but i want to be sure. this happens as symbolic, traditional dress in africa is replaced with western styles of clothing. the dress becomes more popular...
Tuesday, February 4, 2014 at 4:02pm

ART please help me i just need to be sure about'em
this type of ad implies the product will make you beautiful. slogan testimonial icon rich-and-famous i think its testimonial but i want to be sure. this happens as symbolic, traditional dress in africa is replaced with western styles of clothing. the dress becomes more popular...
Tuesday, February 4, 2014 at 3:59pm

Math 3rd grade
2-Eric and Frank want to equally share 4/3 feet of rope. what length of rope should each friend get? Explain how to use a drawing to help solve the problem.
Monday, February 3, 2014 at 6:02pm

math 6th grade
the bridge span is 360 meters long. the bridge is 30 meters shorter than the main span. write and solve an equation to the the length of the main span
Monday, February 3, 2014 at 3:04pm

2nd grade math
Mr foster places 11 garden lights along an 80 meter path. Each light is placed an equal distance apart. How far away is the sixth garden light from the second?
Sunday, February 2, 2014 at 8:32pm

6th grade honor science
having trouble with this question it was fill in the blank it was In a food web, an organism that eats an animal is a blank consumer
Thursday, January 30, 2014 at 8:54pm

5th Grade Math
Question: Each face of a prism other than the bases is what two-dimensional shape? Please help I'm really confused and need help.
Monday, January 27, 2014 at 9:49pm

Fractions
Sam has 9 yellow pencils in his desk. 3/4 of his pencils are yellow. How many pencils does Sam have in his desk? 3rd grade fraction, slightly confusing to me
Sunday, January 26, 2014 at 12:04pm

Science - 6th grade: CHECK MY ASNWER
If changing conditions lead to decreased oxygen levels in the stream, the carrying capacity of the stream for the trout will decrease. Oxygen level in water is therefore a(n) _____________ with respect to the number of trout that a particular stream can support. Is it "...
Saturday, January 25, 2014 at 8:32pm

10th grade Science
Explain, physiologically, how you would decide to use ice or heat on an injury? My book doesn't have any good info on this question. Is there a reputable website or article to get info to answer this question?
Friday, January 24, 2014 at 7:27pm

4th grade math
there were 18 kids at the play.each kid had 4 dolls.how many dolls are there in all?
Thursday, January 23, 2014 at 7:52pm

3rd Grade
Casey has 10 olives to eat. She wants to have the same number of olives at lunch and at dinner. She wonders how many olives she should eat at each meal. Which number sentence fits this problem?
Thursday, January 23, 2014 at 7:37pm

4th grade social studies
why did the king of spain give florida land away to foreigners? I can't find any thing on the internet?
Wednesday, January 22, 2014 at 8:46pm

1st grade english
where you say a small mug in a sentence do you say small or little
Wednesday, January 22, 2014 at 3:17pm

Math
A real estate agent earns a weekly salary of $200. This week, he sells one home for $120,00 and is paid a commission rate of 5%. Find his total earnings for this week. (7th grade math)
Tuesday, January 21, 2014 at 4:01pm

5th Grade Math
Express the fraction(s) 6/7 and 12/10 as the sum of two or three equal fractional parts. Rewrite each as a multiplication equation. Any help is appreciated.
Sunday, January 19, 2014 at 4:35pm

5th grade math
A list of numbers represents the following pattern: For each number after the first, multiply the previous number by itself, and then subtract that number. Which list does NOT represent that pattern? A. 1,1,1,1, and so on B. 2,2,2,2, and so on C. 3,6,30,870, and so on D. 4,12,...
Wednesday, January 15, 2014 at 9:26pm

5th grade math
A list of numbers represents the following pattern: For each number after the first, multiply the previous number by itself, and then subtract that number. Which list does NOT represent that pattern? A. 1,1,1,1, and so on B. 2,2,2,2, and so on C. 3,6,30,870, and so on D. 4,12,...
Wednesday, January 15, 2014 at 8:02pm

Math Project Gr 5/6
Hi im from BC and im doing a mini project on topic grade 5 and 6 math curriculum topics, please give me any links to sites where i can find information on thank you, and i dont exactly know what kind of info to add, so need help with that. like what should my list of important...
Tuesday, January 14, 2014 at 10:08pm

5th grade math
Tia collected $10 for a walk-a-thon and $ 5 from each friend. What is the total amount of donations she collected from 4 friends? Is my answer below correct? Friend - 1,2,3,4 Donations - $5, $5, $5, $5 = $20 Answer is $20 from 4 friends.
Tuesday, January 14, 2014 at 9:41pm

5TH GRADE MATH PLEASE HELP
Draw an equation or function table. The cost of shipping mittens purchased online is $2 plus $6 for each of pair of mittens. What is the total cost of buying 5 pairs? P = pair of mittens. Can you please help me with this problem?
Tuesday, January 14, 2014 at 9:23pm

5th grade math
Draw an equation or function table. The cost of shipping mittens purchased online is $2 plus $6 for each of pair of mittens. What is the total cost of buying 5 pairs? P = pair of mittens. Can you please help me with this problem?
Tuesday, January 14, 2014 at 8:06pm

Math #rd grade
Bryan has 3 nickels, 3 dimes, and 2 quarters. What fraction of the coins is either a dime or a quarter? There is a space for only 1 fraction answer.
Tuesday, January 14, 2014 at 7:48pm

5th grade math help
trying to check my sons answers "5 3/5 " divided by "2/3" How do i do this mom cant remember
Monday, January 13, 2014 at 10:35pm

Biology
I'm in 4th grade to i need to write a hypothesis on "why do some people have similar dominant traits? i don't know how to write that either?
Sunday, January 12, 2014 at 8:37pm

Science
What would be a good hypothesis on a dominant trait? I'm 4th grade and this is my first project but I am confused cause I do not know how to write one thank you
Sunday, January 12, 2014 at 8:17pm

Fifth grade math
If a wom and a sail race who will it be
Saturday, January 11, 2014 at 4:39pm

Statistic
Consider a football team for whom the numbers on the active players’ jerseys are 29, 41, 50, 58, 79,…, 10 (listed in alphabetical order of the players’ names). Does it make sense to calculate the mean of those numbers? Why or why not? 2. The Fair Isaac ...
Saturday, January 11, 2014 at 2:24pm

4th grade math
When the sale ended, there were 10 hardcover books, 26 paperback books and 6 CDs that didn't sell. The students decided to donate them to 3 area children hospital. If the items were divided equally, how many books and CDs will each hospital receive?
Thursday, January 9, 2014 at 7:09pm

4th grade math
Marcia collected a number of used DVDs for teh sale. There were 12 action movies, 7 comedies, and 8 animated films. she decided to put them on sale at 3 for $5. how many groups of 3 DVDs went on sale? How much money did they bring in?
Thursday, January 9, 2014 at 7:07pm

4th grade math
there were 106 paperbacks books on sale. Benita came up with a good way to sell them. she placed 10 books each in bags and sold each bag for $2. How many bags of books did she make and how many books were left over?
Thursday, January 9, 2014 at 7:05pm

4th grade math
Bobby read 20 pages of a book one week. he read 3 times as many pages the following week. how many pages did be read in the 2 weeks
Thursday, January 9, 2014 at 7:03pm

5th grade math
A coin is tossed twice. What is the probability of tossing 2 tails? What is the probability of tossing 1 tail & 1 head? can you please show me how to do this problem?
Wednesday, January 8, 2014 at 7:50pm

7th grade acc math prevents
How do I show on a hundred grid what 18% of 520 is? I know what the answer is but don't know how the grid can help me find the answer and that is what the teacher wants us to show. Thanks in advance!
Monday, January 6, 2014 at 11:10pm

Grade 12 Chemistry
Caprytic acid, also called octanoic acid, is an 8-carbon fatty acid that is used as a sanitizer on dairy equipment that comes in contact with milk.The acid has a molar mass of 144.21 g/mol. An aqueous solution of the sanitizer containing 12.25 g/L has a pH of 2.98. What is the...
Sunday, January 5, 2014 at 6:53pm

Grade 12 Chemistry
This is my question: AspirinTM (acetylsalicylic acid) is a monoprotic acid with molar mass of 180g/mol. An aqueous solution containing 3.3 g/L has a pH of 2.62. What percentage of acetylsalicylic acid molecules ionizes in the solution?
Sunday, January 5, 2014 at 12:40pm

Elementary Math
This is going to seem like a simple question but how do i solve this without dividing.. 5th grade math mom Question: Lester's car can go 15.4 miles on 1 gallon of gas. How far can he go on 0.7 gallons? Thanks
Thursday, January 2, 2014 at 11:38pm

Statistics
Can someone please help with this problem to advise how to set up and in the book Essential of Statistics for the Behavioral Sciences. A researcher is investigating the effectiveness of a new study-skills training program for elementary school children. A sample of n=25 third-...
Friday, December 20, 2013 at 10:36pm

Math grade 9
Find the distance from the point (5, 6) to the line x + y = 3 I don't get the x+y=3 mean
Friday, December 20, 2013 at 8:02pm

Algebra 2 9th/11th grade math
Expand each binomial. (L-2t)^2
Thursday, December 19, 2013 at 8:35pm

grade 12 Functions
A ferris wheel with a diameter of 60m rotates at a constant speed three times every 1.5pie minutes and reaches a maximum height of 62m from the ground. if you started the ride when it is at its highest point, on what internal of time would you be more than 58m above the ground...
Tuesday, December 17, 2013 at 11:33pm

5th grade math
What fraction of a dollar is shown by coins (2 quarters, 1 dime, and 5 nickels)? I got 80/100 equals 8/10. Is 8/10 the correct answer? If not can you show me how to get the right answer?
Sunday, December 15, 2013 at 9:33pm

5th grade math
To nearest whole number, what is 106.37 - 78.89? Can you show me please?
Sunday, December 15, 2013 at 4:30pm

5th grade math
Rounded to the nearest tenth, what is the sum of 47.368 + 58.75?
Sunday, December 15, 2013 at 4:09pm

Social Studies
I am in 5th grade, and I need a easy interesting current event to write a paragraph about. Help me find a subject!!
Thursday, December 12, 2013 at 8:34pm

science
sound and light prentice hall science Explorer book 6th grade page 15 section 2 assessment 1.c. comparing and contrasting which wave properties are distances? which are measured relative to time
Thursday, December 12, 2013 at 7:59pm

4th grade math
In a functional table, the input (a) is 10 and the output is 30. what are two possible rules? output = ____________________ output = ______________________
Thursday, December 12, 2013 at 6:38pm

Science
Could you please explain meiosis in stages including interphase 1 (crossing over)? I need to understand this for a project at a 7th grade level.
Wednesday, December 11, 2013 at 7:11pm

math 6th grade
a tiger can eat 15% of his body weight he eats 75lbs how much does he weigh
Wednesday, December 11, 2013 at 3:41pm

math
if I am at 94.44 in my class and I have a paper that is worth 10% if I don't do the paper what would it pull my grade down to
Monday, December 9, 2013 at 9:28pm

Math 5th grade
what are three equivalent fractions for 6/11 and 6/9 and 5/8
Monday, December 9, 2013 at 8:38pm

Math 5th grade
Mrs. Rodriguez mixed water and plant food in a container and filled the container until it measured 6/8 gallon. She poured 4/8 gallon of the mixture on her geraniums and 1/8 gallon on her petunias. How much of the mixture did she have left after pouring ot on her plants?
Monday, December 9, 2013 at 7:45pm

math 5th grade
Mary baked a dozen M&M cookies. There were 45 M&M's in the bag. Each cookie had a minimum of 3 M&M's. What are all the different possibilities?
Monday, December 9, 2013 at 7:34pm

life science,history,6eography,and maths lit
im in grade 12 and i dn't no wht job must i take so can you plz tell me wht kind of jobs is available
Saturday, December 7, 2013 at 5:19am

5th grade science
Which of the following best describes an electric charge? -Positive or negative terminal of a battery -property of electrons, protons, and neutrons -materials that conducts current -has a north pole and a south pole
Friday, December 6, 2013 at 5:43pm

5th grade science
Which of the following is an example of a nonmnetal conductor? copper wire, salt water, plastic covering of a wire, or cotton clothing?
Friday, December 6, 2013 at 5:42pm

7th grade English
Use the correct pronoun in parentheses. The book ( it, itself) is a collector's item. Please help. Thanks.
Thursday, December 5, 2013 at 9:02pm

math 4 grade
Bob spent $7.25 on appetizers and $3.50 on a drink. His main meal cost him $23. If tax is 9% and he wants to leave the maximum amount of tip for the waitress (because he thought she was cute), how much will Bob spend in total on his meal?
Wednesday, December 4, 2013 at 4:27pm

Algebra 8th
Find the greatest possible error for each measurement. 953 mi 0.5 mi Find the greatest possible error for each measurement. 1 3/4 c not-- 1/4 c Find the greatest possible error for each measurement. 12.3 L 0.05L Find the greatest possible error for each measurement. 4 1/2 oz 1...
Tuesday, December 3, 2013 at 5:22pm

5th grade Math
Dr. Gallo's waiting room has a total of 18 magazines, including 3 fashion magazines. There are 5 more cooking magazines than there are decorating magazines. How many decorating magazines are there? You can use cubes to act out the problem.
Tuesday, December 3, 2013 at 12:38pm

5th grade Math
Dr. Gallo's waiting room has a total of 18 magazines, including 3 fashion magazines. There are 5 more cooking magazines than there are decorating magazines. How many decorating magazines are there? You can use cubes to act out the problem.
Tuesday, December 3, 2013 at 10:02am

Math grade 8
Karim is painting a design on a cylindrical barrel. The height of the barrel is 1.2 m. The radius of its base is 0.3 m. What area will the paint have to cover? (Remember to include the bottom and lid of the barrel.)
Sunday, December 1, 2013 at 5:39am

probability
(a) Find P(121 ¡Ü X ¡Ü 139), the probability that a randomly chosen girl at the start of 1st grade is between 121 and 139 centimeters tall. (Round your answer to three decimal places.) P(121 ¡Ü X ¡Ü 139) = 1
Saturday, November 30, 2013 at 7:22pm

Reading
one word in each sentence does not fit the context. Underline that word and write a word that does fit the context. the patio book was painted black. PLEASE HELP IM BEN DOSLEY`S TWIN BROTHER AND WE ARE ON SIXTH GRADE AND WE REALLY NEED HELP
Tuesday, November 26, 2013 at 8:35pm

5th Grade Math
Can you please show me the steps on how to write each decimal as a mixed number in simplest form? 1. 8.9 2. 42.96
Tuesday, November 26, 2013 at 7:40pm

5th Grade Math
Danielle and her brother went to the town carnival. Together, they won 15 prizes. Danielle won 9 of them. What fraction did her brother win? If there had been only 10 prizes won, how many would her brother have won if the fractions were equivalent? Can you please show me how ...
Monday, November 25, 2013 at 7:34pm

math
solve 3x^3+x^2-8x+4>0. show all the algebraic calculations. (5 marks) (for grade 12 ways)
Monday, November 25, 2013 at 5:39pm

5th Grade Math
Danielle and her brother went to the town carnival. Together, they won 15 prizes. Danielle won 9 of them. What fraction did her brother win? If there had been only 10 prizes won, how many would her brother have won if the fractions were equivalent?
Monday, November 25, 2013 at 3:05pm

5TH GRADE MATH
John placed 128 beads in equal rows to make an art project. His friend Mark used 125 beads to make a similar project. Is it possible for their projects to contain the same number of beads in a row? Please show and explain the answer.
Sunday, November 24, 2013 at 6:27pm

math problem grade 8!!
A soccer goalie has saved 14 shots and let in 1 goal. Explain Please!!!
Saturday, November 23, 2013 at 7:08pm

math grade 8 please help!!!
1/5 of 10% of 200g how would i solve this plz explain!! (one over five of ten percent of two-hundred grams)
Saturday, November 23, 2013 at 5:30pm

Grade 8 Math
A garden will be made up of a parallelogram, a rectangle and a triangle. The garden must have an area of 500m2. Draw two possible gardens. Determine the dimensions of each part of the garden, and justify your choice of these dimensions.
Saturday, November 23, 2013 at 4:40pm

Math grade 9 and up
let s and w represent positive integers where x,y satisfy x/s+y/w=1 and s/x+w/y=4, find x+y in terms of s and w It's really hard even for the teachers it took them a while. So I I was wondering how to solve it
Saturday, November 23, 2013 at 9:11am

math
1)on the 7th grade honor review exam, student were asked to create a power with a base of 3 that is greater than 9 but less then 3 to the 5th power . two powers that student created show below. Describe why each of the solutions is incorrect 5 to the 3rd power 3 to the 2nd power
Thursday, November 21, 2013 at 9:53pm

math
1)on the 7th grade honor review exam, student were asked to create a power base of 3 that is greater than 9 but less then 3_5 . two powers that student created show below. Describe why each of the solutions is incorrect 5_3
Thursday, November 21, 2013 at 9:13pm

6th grade math
Forgot to add this question: 1. Describe the graph represented by the table: x 1 2 3 4 y 5 5 5 5 Ans: The actual graph would be a vertical line at ordered pairs (1,5), (2,5), (3,5), (4,5), and (5,). Is this right?
Thursday, November 21, 2013 at 8:07pm

science 3rd grade
list two example of soils, liquids, and gases
Thursday, November 21, 2013 at 7:05pm

6th grade math
Can you check this problem, please? n/((3/4))=5/9 Ans: multiply both sides by (3/4) n = 5/9 * 3/4 n = 15/36 n = 5/12
Tuesday, November 19, 2013 at 8:09pm

math 2nd grade
Write a sentence comparing one box of crayons has 16 and the other box of crayons has 24
Tuesday, November 19, 2013 at 7:36pm

math/science
need help to learn how to add unlike denominators? 5th grade
Tuesday, November 19, 2013 at 6:36pm

5th grade math
At a supermarket, pineapple juice sells at $1 per pint (16 ounces). Greg wants to buy eighteen 40-ounce cans of pineapple juice from the supermarket. How much dose he have to pay altogether?
Monday, November 18, 2013 at 7:37pm

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