Friday

March 6, 2015

March 6, 2015

Post a New Question | Current Questions

**Chemistry**

It says 8. In a similar experiment Mary Moreorlesss was to determine the loss of weight when a crucible of potassium chlorate was heated to drive off the oxygen. After finishing the experiment she concluded the potassium chlorate contained 24.0% oxygen. Why did miraculous(...
*Thursday, February 6, 2014 at 10:25pm*

**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*

**8th Grade History**

In which region do rivers flow into a basin but evaporate before they make it to a larger body of water? A.the Coastal Plains B.the Great Plains C.the Great Basin D. the Everglades Thank ya!!! <3
*Saturday, January 25, 2014 at 4:58pm*

**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*

**8th grade math**

What is the volume of a crate with the dimensions of 4ft by 3ft by 2ft?
*Thursday, January 23, 2014 at 11:08pm*

**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*

**physics**

in a game a toy car slides down a slop if the top of the slope is 2 m higher than the foot of the slope how fast will the car be moving when it reaches the foot assume that all of its g.p.e is transformed to k.e (i'm 8th grade so simple answers pleas)
*Saturday, January 18, 2014 at 2:10am*

**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*

**8th Grade Earth Science Help?**

Which of the following terms refers to the time it takes for one-half of the radioactive atoms in a sample of a radioactive element to decay? - relative age - absolute age - potassium-argon data - half-life** Is my answer correct?
*Tuesday, January 14, 2014 at 7:05pm*

**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*

**8th Grade Algebra**

Taylor's front porch is rectangular. The length is 3 feet more than the width. The perimeter of the porch is 14 feet. What is the width of the porch?
*Saturday, January 11, 2014 at 6:40pm*

**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*

**Algebra 11th**

Activity 1: Graphing To fill an order for Sizzlin' Sauce sauces, you bought 1050 green peppers and 1200 hot chili peppers. • Write and graph a system of inequalities to represent how many pints of each kind of sauce you can make. Use the recipes below. • Select ...
*Wednesday, December 25, 2013 at 12:36am*

**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*

**4th grade math**

it takes jupiter 12 years to orbit the sun. how many days does it take jupiter to orbit the sun?. add 3 days for leap years
*Thursday, December 19, 2013 at 7:07pm*

**8th Grade Language Arts Ms. Sue Help**

Select whether the sentence below is a simple, compound, complex or compound-complex sentence However, when David came to conquer the city with his army, he discovered that the Jebusites got their drinking water from a spring just outside the city walls. CxCd or Cx
*Thursday, December 19, 2013 at 1:24pm*

**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*

**7th grade science**

a textbook has 2,000 g mass/ 4,000 cm to the 3rd pwr what is the density how do you figure this out I went home sick today and this is the homework I missed in class today. Can anybody tell me how to do this I have a work sheet on how to figure mass density and volume. Its due...
*Monday, December 16, 2013 at 9:10pm*

**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*

**8th Grade Writing**

That's great! that was my main idea but how would he be able to get the money from his brother anyway? so far i have made it so that the guy kidnaps his brother and his brother's wife. the daughters going to save them but how would he take the money?
*Saturday, December 14, 2013 at 5:28pm*

**8th Grade Writing**

Hello, I'm writing a story adn was wondering if someone could give me realistic reasons as to why a brother would kidnap hid brother? thats kind of what happenes in my story. the brothers are like 50 years old though. thank you!
*Saturday, December 14, 2013 at 3:24pm*

**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*

**5th grade math**

Justin and jamal are playing a game with fraction tiles. When the bell rings for recess, the boys count their tiles. Justin started with 15 tiles. He lost 6 to Jamal. What fraction of his tiles does Justin have left?
*Monday, December 9, 2013 at 7:21pm*

**8th grade science :(**

How are the Heliocentric Model and the Geocentric Model Similar? List as many ways as you can.
*Monday, December 9, 2013 at 6:54pm*

**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*

**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*

**8th grade science :(**

How does the sun's gravity influence tides?
*Saturday, November 23, 2013 at 3:41pm*

**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*

**3rd grade math**

write EACH division statement 3 different ways twelve divided by 3
*Monday, November 18, 2013 at 7:00pm*

**4th grade math**

an artist is arranging tiles in rows to decorate a wall each new row has 2 fewer tiles than the row below it.if the first row has 23 tiles,how many tiles will be in the seventh row
*Monday, November 18, 2013 at 6:52pm*

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