Homework Help: 4th Grade

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science grade 8
Please, explain why do you think that blowout preventer (BOP)was likely a hydraulic system (in the 2010 Deep Water Horizon oil spill accident), and what are the advantages and disadvantages of this hydraulic system in the Deep Water Horizon oil spill. Give an example from this...
Thursday, May 23, 2013 at 12:45pm

6th grade science
The erosive energy of rivers alters landscapes over periods of millions of years. Which of the following increases a river's rate of erosion? A)low gradient B)high discharge C)small load D)decreased speed
Wednesday, May 22, 2013 at 11:24pm

Pre-calculus
As you drive down a mountain, you see a sign that says there is a 6 degree grade over the next 5 miles. What is the change in elevation over that 5 mile stretch?
Wednesday, May 22, 2013 at 8:41pm

Math 7th Grade
A bag contains 5 red,2 blue,and 4 white marbles. What is the probabiltiy If Sam picked a red marble replaced it and picked a white marble?
Wednesday, May 22, 2013 at 5:23pm

Please answer this question as soon as posibble
I did the paraphrases for the story is it the correct way. Lifeguard Assignment Chris doesn’t like children, but he works as lifeguard at the Brigeland Community swimming. He does not like children a lot, but he is working as a lifeguard at the Brigeland Community ...
Wednesday, May 22, 2013 at 1:34pm

English Please answer ASAP
Lifeguard Assignment Chris doesn’t like children, but he works as lifeguard at the Brigeland Community swimming. He does not like children a lot, but he is working as a lifeguard at the Brigeland Community swimming pool. He spends most of his time at the swimming pool. It...
Wednesday, May 22, 2013 at 11:30am

life orientation grade 12
in 10-15 lines critically discuss 5 ways in which global warming impacts on the community
Tuesday, May 21, 2013 at 8:19pm

4 grade math
Find two mixed numbers so that the sum is 15 3/10 and the difference is 8 5/10
Tuesday, May 21, 2013 at 8:11pm

7th grade math (help!)
Hey! 2y-8y=-4 Do I subtract or do I add?!? Something like that right?!?
Tuesday, May 21, 2013 at 7:22pm

4th grade math
Find two mixed numbers so that the sum is 8 4/8 and the difference is 2 2/8
Tuesday, May 21, 2013 at 7:18pm

Grade 12 LIFE ORIENTATION
Discribe the lifestyle disease/behaviour.Mention 5 factors that contribute to the disease/behaviour
Tuesday, May 21, 2013 at 3:55pm

Math 104
Students, please view the "Submit a Clickable Rubric Assignment" in the Student Center. Instructors, training on how to grade is within the Instructor Center. Assignment 2: Financial Project Due Week 7 and worth 55 points Five (5) years ago, you bought a house for $...
Tuesday, May 21, 2013 at 11:17am

Math- 5th grade
Shauna baked bread rolls to sell at a school fair. 2/5 of the rolls were chocolate rolls, 1/3 were raisin rolls, 1/4 of the remainder were strawberry rolls, and the rest were vanilla rolls. What fraction of the rolls were vanilla rolls?
Tuesday, May 21, 2013 at 1:03am

7th grade math
Hello there! I am totally confused what does x = 4x+3+2x= 54/9 Thank you ;) & please help me!?!
Monday, May 20, 2013 at 7:45pm

7th Grade Math
A pentagonal prism has dimensions that are four times the dimensions of a similar pentagonal prism. So its volume is _____times the volume of the smaller prism. A) 64 B) 8 C)16 D)4 Would it be A) 64? Next Question: If the dimensions of a cylinder are doubled the surface area ...
Monday, May 20, 2013 at 7:21pm

7th grade math help
Hi I need help on how many outcomes are possible for these? For breakfast choices possibilities. I tried, but I feel like I am not getting it. Coffee (c) orange Juice (o) scarmabled (s) hard boiled (h) poached (p) bagel (b) toast (t) Please help??
Monday, May 20, 2013 at 6:26pm

English
Can somebody please help me write a summary news lead using the story below. The lead may be no longer than 20 words and must be written in the active voice A home at 2481 Santana Avenue was burglarized between the hours of 1 p.m. and 4 p.m. yesterday afternoon. The owner of ...
Monday, May 20, 2013 at 6:02am

7TH GRADE MATH
If the radius of a cylinder is 1.8 meters and its height is 7 meters, the volume of the cylinder is approximately 71.2 cubic meters...true or false I say false because shouldn't it be 71.2 cubic 3? Am I correct?
Sunday, May 19, 2013 at 4:53pm

math grade 8
Hi! I have to sketch 3D shape of the house using triangular prism, rectangular prisms, cube, and cylinder.I have to include measurement calculations with formulas. I already did it all, but someone told me that the SA (surface area) of my house calculated wrong. What I did is...
Sunday, May 19, 2013 at 9:31am

chemistry
Describe the preparation of 2litre of 0.05molar silver from the primary standard grade solid.
Sunday, May 19, 2013 at 2:11am

Writing
can you check my grammar and spelling? and does it look better? Erin Oldham Calvin Brown 20 March 2013 ASL 2 ASL 2 Research paper I am writing about interviewing three Deaf Persons for my ASL research paper. The first person I interviewed is Christian DeGuzman. He has been ...
Saturday, May 18, 2013 at 6:48pm

chemistry
Describe the preparation of 2litre of 0.05molar silver from the primary standard grade solid.
Thursday, May 16, 2013 at 3:05am

Leadership Quality
Is staying after school to help file papers and grade papers a leadership quality?
Wednesday, May 15, 2013 at 8:49pm

Math 7th grade
I have a question on math if I start to look for a object hidden by making the center of a field as (0,0), with coordinates giving distances in yards. Coordinates to the north or east are positive and coordinates to the south or west are negative. And I find nothing at (-12,8...
Wednesday, May 15, 2013 at 7:15pm

7th Grade Math ~Multiplying Polynomials
1. (2x)(10x) (1point) 20x 12x 20x^2** 5x 2. -3m(m+8) (1point) -3m^2+24 -3m^2-24m** -24m^2 -4m+5 3. 4d(2d-9) (1point) 8d-36d -d -28d^2** 8d^2-36d 4. 5b(6b-10) 11b-10 5b^2+6b-10 -b-10 30b^2-50b** Are these right
Tuesday, May 14, 2013 at 8:56pm

4th grade math
Hi! This question says Joe is thinking of o function machine.He says that the output is 12 if the input is 4.what are 2 rules that he could be thinking of for his function machine?( I would really be grateful if you helped me) ;)thanks
Tuesday, May 14, 2013 at 8:37pm

7th grade math
Horses, pigs and cows is really easy I can do it in my head but, my teacher told me I would have to start showing my work. I really have no clue how to do that I have always done it in my head. Can you pretty please help me I would gladly appreciate it. Thank you. :)
Tuesday, May 14, 2013 at 8:13pm

7th grade math
How does functions in math relate to what you put into it is what you get out of it? Can you explain for me? i'm thinking it doesn't really? one example if you can like in sports or goverment? Don't know.
Tuesday, May 14, 2013 at 6:26pm

8need a function rh grade math
a 154 lb person burns 420 calories per hr riding an exercise bike at 15 mph. Need a function rule to represent the total calories burned over time.
Tuesday, May 14, 2013 at 2:36pm

5th grade math (dividing fractions)
Can you check this problem? How many twelfths are in one sixth? work: 1/6 divided by 1/12 = 1/6 * 12/1 = 2 ans= 2
Monday, May 13, 2013 at 7:40am

College algebra
Use the properties of logs to write the expression as one log: 8log(base 5)4th square root of x minus 4log(base 5) x
Sunday, May 12, 2013 at 4:18pm

Math
I made a 95 on a test of 20 questions, but it took 35 tries. What is my real grade?
Sunday, May 12, 2013 at 3:16pm

Grade 12 Calculus
solve cosx= (squareroot3)/ 2 where 0 <(with a line underneath) x <(with a line underneath) 2 pie a) how many solutions are possible? b) in which quadrants would you find the solutions? c) determine the related angle for the equation. d) determine all the solutions for ...
Saturday, May 11, 2013 at 11:43pm

Grade 12 Calculus
I need helping in filling in the blanks/ -the angle formed at the centre of the circle by two radii is the _______ angle. -cos delta, sin delta, tan delta are known as the ___________trigonometric ration -cos (pie/2 - x)=sinx is an example of a ________ identity
Saturday, May 11, 2013 at 11:42pm

math
Leila, Larry, and Cindy are running for 12th grade class offices. They will be named to the positions of president, vice-president, and secretary according to the number of votes each receives. The person with the most votes will be president, the person with the second-...
Thursday, May 9, 2013 at 3:01pm

Social studies
whats a 7th grade social studies word that begins with Y?
Thursday, May 9, 2013 at 8:18am

4th grade english
i need help diagramming subjects,predicates,adjectives adn adverbs
Wednesday, May 8, 2013 at 9:42pm

grade 12
describe the life style disease/ behaviour and explain 5 factors that contribute to cancer of the gullet.
Wednesday, May 8, 2013 at 3:46pm

stats
It was thought that students who dressed more neatly received better grades. To test this idea, a researcher rated each student on neatness of dress and obtained their grades on a standard school achievement test. The data are presented below. Higher scores indicate higher ...
Wednesday, May 8, 2013 at 1:20pm

Probability Math
A committee of four students will be selected from a list that contains six Grade 9 students and eight Grade 10 students. What is the expected number of Grade 10 students on the committee?
Tuesday, May 7, 2013 at 9:29pm

Math
You estimate there is an 80% chance you will get an A on your math final, and a 75% chance you will get an A for your semester grade. What is the probability that both will happen?
Tuesday, May 7, 2013 at 8:47pm

Technology Skills class???? Grade 9???
So I got accept to this Catholic private high school. So we are required to take "Technology Skills". What am I going to learn in this class??????
Tuesday, May 7, 2013 at 6:23pm

12th grade goverment
who could vote in elections for colonial legislatures
Tuesday, May 7, 2013 at 10:11am

5th grade Language Arts
I was given an assignment to add suffixes ( -ible, -ive, and -ion) to certain root words. I can't seem to find any words for post using the above suffixes. I've tried searching dictionary and roots with post. Are there any words that can be made without changing the ...
Monday, May 6, 2013 at 7:56pm

5th grade math (word problems)
Can you explain how to do the following problems? 1. Order these fractions from Greatest to least. 3/12, 5/8, 1/4, 7/8, 4/16 work: find least common denominator 3/12 = 12/48, 5/8 = 30/48, 1/4 = 12/48, 7/8 = 42/48 answer = 7/8, 5/8, since 3/12 and 1/4 are the same, which would ...
Monday, May 6, 2013 at 5:57pm

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

4th grade math
Bryan is putting fencing around his new rectangular vegetable garden. He uses 140ft of fencing material. How wide is the garden? Ther is a rectangular diagram that shows the bottom number is 40ft
Monday, May 6, 2013 at 4:35pm

7th Grade Math
What is the measure of an exterior angle of a regular polygon in which the sum of interior angle measures is 5400 degrees? A. 11.25 degrees B. 30 degrees C. 32 degrees D. 168.75 degrees
Sunday, May 5, 2013 at 2:54pm

6th grade math
How do you do square route i know a little like square route of 9 is 3 but i need more practice with square routes do you know any websites that can help.
Thursday, May 2, 2013 at 5:08pm

5th grade math (word problems)
I'm not sure how to solve this: A group of friends went to an amusement park. 10 of them rode the ferris wheel, 15 rode carousel, and 11 rode the roller coaster. 7 of them rode both the ferris wheel & roller coaster. 4 rode both the ferris wheel & carousel. 5 rode both the...
Thursday, May 2, 2013 at 7:03am

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

7th grade Science
1. Which of these sources of energy is NOT renewable? (1 point) wind solar power hydroelectric power natural gas 2. Air can be polluted by ____. (1 point) tiny particles of soot carbon monoxide sulfuric acid all of the above 3. Which of the following can cause acid ...
Wednesday, May 1, 2013 at 4:46pm

5th grade Math
How do you add fractions with different denominators? Thanks if you help :)
Wednesday, May 1, 2013 at 3:33pm

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

6th grade grammar please help
I need a good grade in grammar so please check my answers! Identify the object of the preposition in each of the following sentences. 1. Ashley and her father arrived home from work. a. and b . father c. from d. work 2. Ashley’s bedroom was across the hall. a. bedroom b. ...
Tuesday, April 30, 2013 at 9:20pm

4th grade math
Thank you every much. Have a great night.
Tuesday, April 30, 2013 at 9:15pm

4th grade math
So far John has run 1/4 of the way to school and walked 3/8 of the way. what fraction of the distance to school does John have left.
Tuesday, April 30, 2013 at 8:59pm

7th Grade Math for Reiny or Steve~!
Find the first four terms of the sequence represented by the expression. 4. 3n + 5 (1 point) 5, 8, 11, 14 8, 11, 14, 17 3, 6, 9, 12 0, 8, 11, 14 Find the next three terms in the sequence. 6. –1, 9, 19, 29, . . . (1 point) 38, 37, 32 40, 51, 62 39, 49, 59 38, 47, 56 8)A ...
Tuesday, April 30, 2013 at 8:10pm

3rd grade math
draw a box that has 3 valumes of 12 cubic units in 3 different ways
Tuesday, April 30, 2013 at 8:03pm

7th Grade Math
If a diameter of a circle (which is 18 inches) is tripled, can the expression 9 (254.34 in square) be used to find the new circle? I know the answer is yes but I can't figure out how you work it! I come with 9(1,107.36 in square) but apparently that is not correct.... ...
Tuesday, April 30, 2013 at 6:23pm

4 grade math
gina ate 1/6 of an apple pie. Greg ate 1/2 of the same apple pie. how much of the apple pie was left
Tuesday, April 30, 2013 at 5:51pm

grade 12 chemistry
explain the concept of a “stock solution” and standard solutions as if you were explaining it to a friend who is not studying chemistry.
Tuesday, April 30, 2013 at 3:18am

stats
Identify the direction and all possible interpretations of each of the following correlations. Be sure to identify each example as positive, negative, or zero (not correlated). Then give all possible causal interpretations for the results. Many students in Professor Handel&#...
Monday, April 29, 2013 at 9:31pm

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

business math
8. At TelePower Plus, long-distance phone calls to China cost $0.59 for the first minute and $0.25 for each additional minute, plus an additional roaming charge of $2.50. If the total charge of a call to Beijing was $11.84, how many minutes did the call last? (Points : 2) 9. ...
Sunday, April 28, 2013 at 10:01pm

7th Grade Math for Steve.. or Ms. Sue
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...
Sunday, April 28, 2013 at 4:20pm

5th grade math (word problems)
Maria is packaging boxes into a carton that is 4 in. x 6 in. x 3 in. THe boxes are 2 in. x 1 in. x 1 in. How many boxes will fit in the carton? I'm not sure how to solve. I know volume = l x w x h. The carton has volume of 72 cubic inches (4 x 6 x 3). THe boxes are 2 cubic...
Sunday, April 28, 2013 at 2:24pm

5 th grade math
pilar has 4 marbles in a bag .they are green,red,blue,and yellow.she chooses a marble without looking,replaces it,and then chooses another marble.if she wants to get a green marble exactly 1 time out out of the 2 draws,how many favorable outcomes are possible?
Sunday, April 28, 2013 at 1:33pm

School (Plz read, really important)
Am I eligible to get a President's Award for Educational Excellence or the President's Award for Educational Achievement and Daughters of the American Revolution??? Here are my grades from last year and this year so far and everything else I accomplish: 7th Grade - 93....
Sunday, April 28, 2013 at 12:40pm

math
jim has grades of 84, 65, 76 on three tests. what grade must he obtain on the next test to have an average of exactly 80% for all four tests?
Saturday, April 27, 2013 at 9:36pm

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

7th Grade Social Studies Ms. Sue!
1. Native Americans who live on Lake Titicaca use totora reeds for all of the following except (1 point) making boats and houses. wagons. clothing. food and medicine. 2. The Argentinian plains are home to Argentinian cowboys, also known as (1 point) pampas. maquiladoras. ...
Friday, April 26, 2013 at 1:14am

math for Ms. Sue
The fifth grade marching band includes boys and girls. There are 28 boys in the marching band. The 28 boys are 7/10 of the students in the marching band. a. What fraction of the students n the marching band are girls? b. What is the total number of students in the marching ...
Thursday, April 25, 2013 at 5:46pm

4 grade math
If ms smith class read for 450hrs this month. Ms Brown class read two-thirds the number of hrs read by ms smith class. Ms James class read twice the hrs read by ms brown class. There are 90 students in these 3 classrooms. What was the average number of hrs read by each student?
Thursday, April 25, 2013 at 5:33pm

7th Grade Language- Arts Ms.Sue~!
3. Where should you insert a colon in this sentence? Interview the following people Dave, Barb, Jose, and Mary Ann. (1 point) after following after people after Jose nowhere 4. Which sentence does not include an abbreviation? (1 point) The movie starts at 12:45 p.m. Dr. Ross ...
Wednesday, April 24, 2013 at 7:49pm

science and english only for ms sue
what the steps to the water cycle and what is the writing process and what the steps for 7th grade and please help me as soon as possible please ms. sue...
Wednesday, April 24, 2013 at 5:39pm

?
If there are 56 questions and you miss 10 what would your grade be? Your grade would be a 81.88 I divided 100/56 and got 1.78 than I multiplied how many questions I would get right by 1.78. So 46x1.78=81.88
Wednesday, April 24, 2013 at 5:33pm

Math 2
Last one I promise. I'm having trouble with these. Express in terms of logarithms of x, y, z, or w. ln 4th root (x^6/(y^2 z)) Write the expression as one logarithm. ln y^4 + (1/3) ln(x^9 y^9) − 7 ln y
Wednesday, April 24, 2013 at 4:15pm

7th Grade Health Ms. Sue
1. The body's functions are slowed when alcohol reaches where? (1 point) The stomach The heart The liver The brain 2. Which statement is NOT true? (1 point) Regular use of alcohol can lead to addiction. Alcoholism can be cured. Someone cannot cause someone else to drink. ...
Wednesday, April 24, 2013 at 2:09pm

statistikc
We want a confidence interval for the mean IQ of all the 7th grade girls in that school district. We do not know the population standard deviation so we use the confidence interval that uses the t. In order to use the t-interval we need to assume that the variable IQ has a ...
Wednesday, April 24, 2013 at 11:15am

10 grade algebra
In the following system of equations, what does x equal? -10x - 2y = 56 6x - 2y = -40 x = 6 or x = -6 or x = 2 or x = -2
Wednesday, April 24, 2013 at 9:45am

10 grade algebra
15. In the following system of equations, what does x equal? -10x + 4y = -64 -10x - 8y = -112
Wednesday, April 24, 2013 at 9:29am

?
Let me see if I understand how to find your grade now. So this time if there are 60 questions and you miss 15 your grade would be a 72?
Tuesday, April 23, 2013 at 8:21pm

?
If there's 60 questions on a homework paper and you miss 10 what would your grade be? I forgot how to find out your grade.
Tuesday, April 23, 2013 at 7:17pm

6th grade Math
I need help on the problem below. The instructions say to "factor the expression" and the expression is: -.2x^2 + 80x -6000. Thanks
Tuesday, April 23, 2013 at 6:44pm

5th grade math (word problems)
Problem: A receipe for 4 dozen cookies requires 1 1/2 cups of flour. How much flour is needed for 1 dozen? work: 4 divided by 1 1/2 = 4/1 x 3/2 = 4/1 x 2/3 = 8/3 cups of flour Can you explain why i don't need to change 4 dozen to 48 and then divide by 1 1/2?
Tuesday, April 23, 2013 at 5:25pm

Psychology
Dr. Allen is trying to determine the best method by which to draw a comparison between the amount of time his students spend in the library to the grade point average of his students across the spectrum. Which research design should Dr. Allen follow, and why? Answer ...
Tuesday, April 23, 2013 at 4:10pm

Algebra 2
Suppose you are researching the eating habits of people your age. What sampling method could you use to find the percent of students in your grade who eat five servings of fruit and vegetables each day? What is an example of a survey question that does not have bias?
Tuesday, April 23, 2013 at 7:19am

Science
How do I calculate between the race of two automobiles in kilometer speed this is a 8th grade science question
Monday, April 22, 2013 at 10:09pm

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

Study?
I have to take a test tomorrow on math to decide whether or not I can make it into the next grade same for tomorrow for reading. What should I do to study? I don't have a textbook to study cause it's at school. Should I look over my notes on everything I covered in ...
Monday, April 22, 2013 at 7:48pm

english
what are the different kinds of nouns for 7th grade and what do they mean? ms. sue if you can may you help me????
Monday, April 22, 2013 at 5:23pm

english
(1) After my interview with these four young people, I reflected on the quiet sense of "difference" I sensed with many of these Upward Bound students. (2) As a college teacher who has also taught seventh-grade science, I have some experience with the faces and ...
Monday, April 22, 2013 at 1:30pm

5th grade math (word problems)
Mrs. Jones bakes pies. She always cuts each pie into 8 slices. Ther are 13 slices left on the counter. How many pies are on the counter? (write as mixed number). work: 13/8 = 1 5/8 pies. Is this correct?
Sunday, April 21, 2013 at 8:33pm

statistics
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, as in 4B). What is the chance that she gets an A grade ...
Sunday, April 21, 2013 at 2:35pm

8th grade science
the question is: "The absolute magnitude of a star is -12.. How would you describe its brightness?"
Saturday, April 20, 2013 at 8:09pm

COOP Exam?? (practice)
Is there any online COOP exam I can practice to pass that COOP exam I'm taking (I'm applying to catholic high school. It's a private school). This what it will be on the exam: Test 1 Sequences This test measures the student’s ability to comprehend a rule or ...
Saturday, April 20, 2013 at 5:52pm

Statistic
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, as in 4B). What is the chance that she gets an A grade ...
Saturday, April 20, 2013 at 10:27am

science
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, as in 4B). What is the chance that she gets an A grade ...
Saturday, April 20, 2013 at 10:22am

7th Grade Math Ms. Sue!
Use the information below to answer questions 1–5. You can write the letters K-A-N-S-A-S on cards and mix the cards in a hat. 1. What is the probability of picking an N? (1 point) one-sixth one-fifth five over one six over one 2. What is the probability of picking an S? (...
Friday, April 19, 2013 at 9:02pm

Grade 12 Calculus
Evaluate each of the following. Show all your calculations. f" (0) if f(x) = 14x^2 + 3x − 6
Friday, April 19, 2013 at 6:13pm

Grade 12 Calculus
Evaluate each of the following. Show all your calculations. f" (1/3) if f(x) = −2x^5 + 2x − 6
Friday, April 19, 2013 at 6:12pm

5th grade math
One patern called for 2/3 of a yard of lace, and another pattern called for 5/9 of a yard of lace. In simplest form, how much more lace did the first pattern call for than the second?
Friday, April 19, 2013 at 5:19pm

Math Help?! 7th grade.
1. Determine which ordered pair is a solution of y = x*2–2. (5, 21), (–5, 24), (–1, –1), (–2, 6) 2. Without graphing, tell whether the line containing (6, –3) and (0, –8) is horizontal, vertical, or neither.
Friday, April 19, 2013 at 10:04am

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

Grade 12 Calculus
The forward motion of a space shuttle, t seconds after touchdown, is described by s(t) = 189t − t^3, where " is measured in metres. a) What is the velocity of the shuttle at touchdown? b) How much time is required for the shuttle to stop completely? c) How ...
Thursday, April 18, 2013 at 7:03pm

Grade 12 Calculus
Determine the absolute extrema of each function on the given interval. Illustrate your results by sketching the graph of each function. f(x) = (x − 1)^2 , 0 ≤ x ≤ 2
Thursday, April 18, 2013 at 7:01pm

7th Grade Language- Arts Ms.Sue
1. Descriptive writing features (1 point) arguments intended to persuade the reader. a predominance of facts over opinions. the use of sensory details. 2. Which of the following sentences contains sensory details? (1 point) It rained all day and all night. The rain tapped on ...
Thursday, April 18, 2013 at 2:02pm

7th Grade Math Ms. Sue!
4. Which expression would you use to figure out the number of ways you can arrange the letters in the word equation? (1 point) 8! 8P4 4P8 4! 5. Five friends are having their picture taken. How many ways can the photographer arrange the friends in a row? (1 point) 150 100 120 ...
Wednesday, April 17, 2013 at 10:12pm

Grade 12 Calculus
Determine the absolute extrema of each function on the given interval. Illustrate your results by sketching the graph of each function. a) f(x) = x^2 − 4x + 3 , 0 ≤ x ≤ 3 b) f(x) = (x − 1)^2&#...
Wednesday, April 17, 2013 at 9:44pm

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

7th Grade Math Ms. Sue Plz Help
1. You flip a coin 30 times and get heads 11 times, so the chance of getting heads is eleven over thirty . Is this an example of theoretical or experimental probability? (1 point) theoretical experimental 2. You have made 3 out of 10 of your last free throws. How many free ...
Wednesday, April 17, 2013 at 4:28pm

5th grade reading
Can someone tell me what is the difference between an idiom and a hyperbole?Thanks if you help!:)<3
Wednesday, April 17, 2013 at 3:59pm

7th grade math
How many times larger is a cube than a pyramid with the same base?
Wednesday, April 17, 2013 at 3:42pm

7th grade math
How many times larger is a cube than a pyramid with the same base?
Wednesday, April 17, 2013 at 3:02pm

7TH GRADE SCIENCE?!?!
1. Which of the following shows the correct sequence of energy transformations when listening to the radio? electrical; kinetic; sound; kinetic; electrical electrical; sound; kinetic; sound; electrical sound; electrical; kinetic; electrical; sound kinetic; sound; electrical; ...
Tuesday, April 16, 2013 at 11:41pm

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

4th grade math
brian cut an extra large round pizza into 12 pieces. 7 of the pieces were eaten. what angle measure of pizza is left?
Tuesday, April 16, 2013 at 10:02pm

4th grade math
a circle is divided into 18 equal parts. how many degrees is the angle for each part? how many degrees is the angle for 5 parts?
Tuesday, April 16, 2013 at 9:52pm

Math
Umm Im in 5th grade and I do not under stand this at all because I don't know what the brakets are and how do you you use them heres the question 108 + 3[15 - (3 + 9)]=?
Tuesday, April 16, 2013 at 8:07pm

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

4th grade Math
What fraction could be used to express 2 parts that equal 15/17?
Tuesday, April 16, 2013 at 5:34pm

Science
1. Density is the relationship between ____. (1 point) mass and volume cubic centimeters and pounds weight and volume grams and mass 2. Which of the following is NOT a possible sign of a chemical change? (1 point) a change in state a change in color the release of a gas the ...
Tuesday, April 16, 2013 at 12:50pm

Grade 12 Calculus
State the absolute maximum value and the absolute minimum value of each function, if the function is defined on the interval shown. {I CANNOT POST THE GRAPH SO CAN SOMEONE EMAll ME AT miss.a.parker at hot mail(. com) SO I CAN EMAIL IT TO THEM SO YOU CAN HELP ME? I WOULD LOVE ...
Monday, April 15, 2013 at 7:05pm

Grade 12 Calculus
Evaluate each of the following. Show all your calculations. a) f'(3) if f(x) = x^4 − 3x b) f' (−2) if f(x) = 2x^3 + 4x^2 − 5x + 8 c) f" (&#...
Monday, April 15, 2013 at 7:00pm

Grade 12 Calculus
Determine the maximum and minimum of each function on the given interval. a) = 2x^3 − 9x^2 ,−2 ≤ x ≤ 4 b) = 12x − x^3 , x∈ [−3,5]
Monday, April 15, 2013 at 6:47pm

Grade 12 Calculus
Determine the velocity and acceleration as functions of time, t, for s(t) = 45t − 5t^2, where s(t) represents the distance as a function of time. (Hint: velocity and acceleration correspond to the first and second derivatives of the distance)
Monday, April 15, 2013 at 6:44pm

Grade 12 Calculus
Determine the absolute extrema of each function on the given interval. Illustrate your results by sketching the graph of each function. a) = − 4 + 3 , 0 ≤ ≤ 3 b) = − 1 , 0 ≤ &#...
Monday, April 15, 2013 at 6:40pm

Grade 12 Calculus
6. The forward motion of a space shuttle, t seconds after touchdown, is described by s(t) = 189t − t^3, where " is measured in metres. a) What is the velocity of the shuttle at touchdown? b) How much time is required for the shuttle to stop completely? c) ...
Monday, April 15, 2013 at 6:38pm

science
______________ can prevent some bacterial cells? 7th grade science please help meeeee ms sue help me please thanks
Monday, April 15, 2013 at 6:21pm

Geometry
The grade of a road or a railway road bed is the ratio rise/run, usually expressed as a percent. For example, a railway with a grade of 5% rises 5 ft for every 100 ft of horizontal distance. 1. The Johnstown, Pennsylvania, inclined railway was built as a "lifesaver" ...
Monday, April 15, 2013 at 5:23pm

science
______________ can prevent some bacterial cells? 7th grade science please help me.
Monday, April 15, 2013 at 5:20pm

5th grade math
I dont get it! /is 20 times 5/6 greater than or less than 20
Monday, April 15, 2013 at 4:41pm

pre- algebra
what is the simplest form ? 50x to the 4th over 12x
Monday, April 15, 2013 at 3:53pm

math
on the test had 50 items gertrude got 34 out of the first 40 correct. if she received a grade of 80% on the test how many of the last 10 did she have correct
Monday, April 15, 2013 at 2:47pm

Programming in c++
Draw a flow-chart and Write a program that asks the user to enter students grades. The program should stop reading when the use enters ‘*’. In addition, your program should print the number of students got each grade. The grades can be A, B, C, D, and F. You should ...
Monday, April 15, 2013 at 9:00am

physics grade 12.
A spring is extended by 4mm when a load of 2.N was applied. a)What is its spring constant? b)How much would it extend if a losd of 150g was suspended from it?
Sunday, April 14, 2013 at 5:38pm

statstics
construct a 90 confidence interval for the population mean ÃŽÂ¼. assume the population has a normal distribution. A sample if 15 randomly selected math majors has a grade point average of 2.86 with a standard deviation od 0.78. Round to the nearest ...
Sunday, April 14, 2013 at 12:20pm

social studies 8th grade
Can you please help me find an accurate map of The Treaty of Fontainebleau 1762? I am trying to complete a project and want to make sure it is accurate
Saturday, April 13, 2013 at 11:22am

math 5the grade
word problem: Mimi's market sold 24 heads of lettuce one morning. That afternoon 2/7 of the remaining heads of lettuce were sold. The number of heads left was now 1/2 of the number the market had at the beginning of the day. How many heads of lettuce were there at the ...
Saturday, April 13, 2013 at 10:05am

8th Grade Math
I need help on the following please? A group of clowns performs in a ring with an area of about 2,123 square feet. What is the circumference of the ring? Choose the closest answer. 156 ft. 52 ft. 163 ft. 82 ft. Thank You. Please explain the answer
Friday, April 12, 2013 at 9:10pm

4th
solve 1/2 + 17/35 =
Thursday, April 11, 2013 at 10:54pm

Algerba 1
Write in Scientific Notation 1. (3X10to the tenth) (7X10to the -4th) 2. (5X10to the 4th)to the second Thanks so much!
Thursday, April 11, 2013 at 9:57pm

Math
Jeremy got scores of 93,82,91, and 88 on his first four math test. What score must he get on the fifth test to have an average test grade of 90 for the five test ? Can someone explain step by step. Please
Thursday, April 11, 2013 at 9:51pm

10th grade chemistry
How many grams of kno3 can be dissolved in 100g of h2o at 50°c
Thursday, April 11, 2013 at 8:46pm

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

business
what studies should i take if i pass my business studies with higher marks?...(I'm in grade 12)
Thursday, April 11, 2013 at 6:26am

6th grade grammar
Put brackets [ ] around the adverb in each of the following sentences. Write how if the adverbs tell how, when if the adverbs tells when, or where if the adverb tell where the action takes place. 1.Her grandmother said, “You cannot wear it now!” Please Help!
Wednesday, April 10, 2013 at 7:03pm

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