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July 24, 2014

Homework Help: 11th Grade

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7th grade math
please help me solve n-16= -23
Thursday, December 1, 2011 at 4:55pm

6th grade science
describe the rate at which chemical weathering generally takes place.
Thursday, December 1, 2011 at 4:24pm

3rd Grade Math
Why is this statement wrong? The greater number of counters, the greater the number of arrays you can form.
Wednesday, November 30, 2011 at 10:04pm

5TH GRADE MATH
I NEED HELP FINDING THE VARIABLE FOR THE FOLLOWING:57-BLANK-BLANK-33-BLANK-17
Wednesday, November 30, 2011 at 9:55pm

math 3rd grade
We have figured out answer 1 BUT we cant figure out the steps to get it During gym class, the teacher gave students a number as they stood in line she counted 1, 2 and 3 then 1, 2 and 3 ...... What number did 22 second person get?
Wednesday, November 30, 2011 at 9:36pm

Math Grade 3
A Banana Has 27 Grams Of Carbohydrates. It Has A Total Of 121 Calories. How Many Of Its Calories Come From Sources Other Than Carbohydrates?
Wednesday, November 30, 2011 at 9:19pm

3rd grade math
We have figured out answer BUT we cant figure out the steps to get it During gym class, the teacher gave students a number as they stood in line she counted 1, 2 and 3 then 1, 2 and 3 ...... What number did 22 second person get?
Wednesday, November 30, 2011 at 9:07pm

3rd grade math
pattern for 2, 6, 5, 9, 8 extended by three numbers 12, 11, 15 is this correct
Wednesday, November 30, 2011 at 9:05pm

4th grade
Explain how you would use front-end estimation to subtract 189 from 643.
Wednesday, November 30, 2011 at 4:29pm

statistics
Measures of Central Tendency,variability, and postion 12th Grade math class. organize the data 78,67,95,85,84,86,82,75,85,94,91,57,78,7​7,88,90,91,86,84,82,75,58,73,75. Then do 4 columns of Grades,Deviations,Squares,and Z-Scores
Wednesday, November 30, 2011 at 12:21pm

3rd grade math
How can you use mental math to multiply 800 x 5?
Tuesday, November 29, 2011 at 11:09pm

3rd grade math
Marcia said that if she estimates 73 x7, the product will be less than the exact answer. Is she correct? Explain.
Tuesday, November 29, 2011 at 11:08pm

3rd Grade math
What multiplication fact can be found by using the arrays of 2x9 and 5x9?
Tuesday, November 29, 2011 at 9:06pm

math 4th grade
writing a sequence for the rule a-4=b
Tuesday, November 29, 2011 at 6:42pm

6th grade math
write each rate as a unit rate. Q: 6 eggs for 3 people
Tuesday, November 29, 2011 at 1:10pm

8th grade math
The sum of three numbers is 81 and their ratio is 3:7:17. What is the value of the smallest number?
Monday, November 28, 2011 at 7:12pm

6th grade science
I am pretty confused about mechanical weathering and chemical weathering. what is the easiest way to remember the differences of these 2 things
Monday, November 28, 2011 at 7:07pm

science infectious disease
i have a project to present on salmonella can you help me find website that is understandable 7th grade i can use
Monday, November 28, 2011 at 5:29pm

7TH GRADE MATH
please help solve -5(9K-8) + 2 (8+6K)
Monday, November 28, 2011 at 5:23pm

statistics
Suppose that weights of 5th grade elementary boys are normally distributed with mean µ =90 lbs and variance ó2 = 4 lbs. Find the weight that corresponds to Q3 and interpret this measure of position.
Monday, November 28, 2011 at 12:36pm

Algebra
I am in 5th grade and we are to find out who invented the order of operation. I understand how to use it and found web sites, but I am unable to locate who invented it.
Sunday, November 27, 2011 at 7:06pm

Question
If I join these clubs in high school will I make it to Ivy League Schools Computer Club Any student interested in computers will learn skills such as creating web designs and building PCs. Students will also have the opportunity to learn advanced techniques using computer ...
Sunday, November 27, 2011 at 4:57pm

Math
Karen has an 86% average after 4 grades, what grade does she need to get in order to bringer average up to an 88%?
Sunday, November 27, 2011 at 2:36pm

Statistics
The grades for Economics students at a large university are found to be normally distributed with a mean of 76 and a standard deviation of 4. What proportion of the students are expected to have a grade between 84 and 88?
Thursday, November 24, 2011 at 10:52pm

2 grade math
% of 0.66? Answer 66. Am I right
Thursday, November 24, 2011 at 11:10am

3rd grade math
a male black widow spider is half the size of a female black widow spider. together they are 21 millimeter in length. how big is a female black widow
Thursday, November 24, 2011 at 7:01am

MAth grade 8
how do you convert 2 4/5 to decimals
Tuesday, November 22, 2011 at 7:37am

Reading (hellp!)
Can you give me a 6th grade sentence using the word calico,and a sentence using the word bravado please! ! !
Monday, November 21, 2011 at 5:29pm

math
make a tally chart for the number of students in the third,fourth,and fifth grade classes:26,25,27,27,26,28,27
Saturday, November 19, 2011 at 4:55pm

8th Grade
Whta is a verctorican (srry i can't spell that) award when the 8th graders get one?????
Saturday, November 19, 2011 at 1:05pm

Another Question
Is 8th grade is hard?
Saturday, November 19, 2011 at 10:12am

5th grade math
A class consist of half as many boys as girls, if there are 14 boys how many girls are there
Thursday, November 17, 2011 at 7:52pm

Linear Programming
Riverside oil company in eastern Kentucky produces 3 different grades of gasoline. They are regular, premium, and supreme grades. Each barrel of regular grade sells for $77 while premium grade sells for $82 per barrel and supreme grade sells for $89 per barrel. Petroleum ...
Thursday, November 17, 2011 at 9:59am

math
make a tally chart for the number of students in the third, fourth ,and fifth grade classes : 26,25,27,27,26,28,27.
Wednesday, November 16, 2011 at 5:20pm

5th grade math
write the next three numbers in the pattern; 0.75,15,300,____,_____,____?
Wednesday, November 16, 2011 at 4:33pm

7th grade math
There are 48 students in a school play. The ratio of boys to girls is 5:7. How many boys are in the school play? Explain how you found your answer.
Tuesday, November 15, 2011 at 9:06pm

3rd grade math
A rectangle measures 30 feet by 20 feet and has a post at each corner. If posts are placed 2 feet apart. How many posts will there be in all?
Tuesday, November 15, 2011 at 12:04pm

Black Achievement Award
How to get a Black Achievement Award in teh 7th Grade?
Sunday, November 13, 2011 at 11:54am

7th Grade English
Ms. Sue or any other teacher I need your help. This is what I wrote for my english essay about Diversity Means. Diversity means the condition of being different. What good about it that you can ... That's all I got like this is a intro. I need help writing the info. for it...
Saturday, November 12, 2011 at 4:40pm

6th grade science
which soil conservation technique did George Washington Carver urge farmers to use??? 1) crop rotation 2) cover crops 3) contour plowing 4) no-till farming
Friday, November 11, 2011 at 6:03pm

6th grade science
Mechanical weathering occurs at a greater rate in climates that are 1) cold and wet 2) warm and wet 3) hot and dry 4) cold and dry
Friday, November 11, 2011 at 5:49pm

7th Grade English
Ok I need help writing my intro. for my essay for the first sentence Im writing whats diversity means but what else should I right ?
Friday, November 11, 2011 at 3:37pm

statistics
a student took a 25 question true and false test answering the question randomly without reading them. If a score of 18 is correct is the minimum passing grade, how likely (calculate probability) is it that the random guesser will pass the test
Thursday, November 10, 2011 at 9:48pm

4th grade math
Please help solve this word problem Sara traced circle stencils for her project. She needs 7 rows of 9 circle stencils. She thought that 7 rows of 9 is the same as 3 rows of 9 and 2 rows of 9. Is this correct? Thanks
Thursday, November 10, 2011 at 8:32pm

MAth grade 8
mr kumar lives in the eastern part of spore . he visits his aged parents , who lives 36 km away , every weekend he finds that is he increases the average speed of his vehicle by 12km/h, he could save 9 minutes of his travelling time. find the speed at which he travels before ...
Thursday, November 10, 2011 at 8:25am

MAth grade 8
Meiling and meimei divide $69 to 2 shares. 3/4 meiling's share is equal to 2/5 of meimei's share. how much do they each get
Thursday, November 10, 2011 at 7:30am

9th grade algebra
h(t)=-16t+64t what does each zero of this fuction represent
Wednesday, November 9, 2011 at 9:49pm

3rd grade math
looking at the table of 9's facts. do you see another number pattern in the multiples of 9? explain.
Wednesday, November 9, 2011 at 9:44pm

8th grade math
It takes Bob five minutes to saw a board into three pieces. How long would it take him to saw a board into nine pieces? HINT: The answer is NOT fifteen minutes.
Wednesday, November 9, 2011 at 8:50pm

brown
parker wants to buy as many toys as she can with her 10$she can buy individule ponies for 2$ each or a set of 2 dolls for $3 what she she buy and why what do you need to find out what operations will you use why write a number sentence to show how you solved the problem label ...
Wednesday, November 9, 2011 at 6:20pm

Pre-Algebra
Ok so im in 7th grade and can somone help me with pizzazz worksheet #40? Pretty please?
Tuesday, November 8, 2011 at 10:28pm

6th grade ELA
an implied main idea is _______________ in a paragraph. can someone help me with this fill in the blank question???
Tuesday, November 8, 2011 at 8:47pm

6th grade ELA
An implied main idea is _______________ in a paragraph.You have to ask yourself:What do all the supporting details add up to? Can someone please help me with this fill in the blank question???
Tuesday, November 8, 2011 at 8:35pm

6th grade ELA
supporting ideas such as statistics and _______________ help explain the main idea.
Tuesday, November 8, 2011 at 8:08pm

6th grade ELA
Main ideas are __________________. Can someone please help me with this fill in the blank question???
Tuesday, November 8, 2011 at 8:02pm

Science 6TH Grade
What would the application be to my experiment which was "We dig through soil and check for inorganic and organic matter in the soil and look for natural things in the soil(ex; beans,feather,rocks,sticks,and grass)" Please help! ive been on this for 4 hours now and ...
Tuesday, November 8, 2011 at 7:45pm

8th Grade/Art
My sister is gradating grade 8th this year and she wants to create her own 8th grade yearbook using a "marble notebook" she doesn't want to use a scrapbook she need cover ideas memorable quotes and funny ideas background ideas (when putting pictures she needs ...
Tuesday, November 8, 2011 at 9:50am

7th grade science
what are two ways a population may decrease in number? Explain the difference between direct and indirect observation in regard to determining population size. Please help!!! Thank you!!
Monday, November 7, 2011 at 9:01pm

7th grade science
what are two ways a population may increase in number? what is the main way? Please help!!! Thank you!!!
Monday, November 7, 2011 at 8:38pm

6th grade math
which is bigger? 17/19 0r 0.85
Monday, November 7, 2011 at 7:45pm

6th grade math
Put these numbers in order from least to greatest. 2 7/10, 2.07, 127%
Monday, November 7, 2011 at 5:23pm

statistics
The scores on an economics examination are normally distributed with a mean of 66 and a standard deviation of 14. If the instructor wishes to assign a grade of A to the top 10% of the class, what is the lowest score a student may have and still obtain an A?
Sunday, November 6, 2011 at 10:10pm

9th grade math honors
suppose t(1)=-91 and -67 is another term of an arithmetic sequence, with. What is the equation of the nth term of the sequence if there are n terms between these two?
Sunday, November 6, 2011 at 7:17pm

6th grade math
Which comparison is correct? A. < 0.05 = 50% B. 0.7 = < 10% C. < 25% < 0.9 D. 0.3 < 36% =
Sunday, November 6, 2011 at 12:07am

8th grade math in pre-algebra
6(2x+3)=42
Friday, November 4, 2011 at 10:06pm

Math Grade 11 U
A water balloon is catapulted into the air so that its height, h, in metres after t seconds is h=-4.9t^2+25t+1.9. when is the ball 13 m high?
Friday, November 4, 2011 at 7:22pm

8th grade math
How do you simplify problems like 8x + 3 (7x-6) -9(4x-8) + 2x? Please help!! Thank you!
Thursday, November 3, 2011 at 9:19pm

4th grade Math
hello, I'm helping my son with his assignment but unsure if the answer is correct. Please help advise. Milton needs to find the product of two numbers. One of the numbers is 9. The answer also needs to be 9. How will he solve this problem? Explain. 3 x 3 = 9 or 1 x 9 = 9 ...
Thursday, November 3, 2011 at 7:47pm

3rd grade math
leo saw 8 times more snails than starfish at the aquarium. he saw 10 more sea horses than starfish. leo saw 70 animals. how many of each did he see?
Wednesday, November 2, 2011 at 8:37pm

Science
when you ride in a train that passes a train moving in the opposite direction, the other train appears to rush past you at a greater speed than if you were watching from a parked car at a crossing. how does the speed of your train affect your impression of the passing train&#...
Wednesday, November 2, 2011 at 6:37pm

psychology
Both Albert's mother and father had dropped out of high school. His brother left school in the eighth grade. Based on the performance of his family members Albert does not expect that he will complete high school. He has developed a(n)
Wednesday, November 2, 2011 at 4:42pm

Grade 11 Functions
A baseball player hits a foul ball into the stands. He wants to know where the ball would've landed if the stands had not been there. The points they give you are: The y-intercept (0,1), (2,2.5) and (134,18). I'm pretty sure you are looking for the zeroes.
Wednesday, November 2, 2011 at 1:07pm

math
5th grade class of 16 students, one-half of the student arrived at school early, one-fourth arrived on time, and one-eighth arrived late. how many students were absent.
Wednesday, November 2, 2011 at 7:29am

8th grade math
collect like terms 3a+2a^2+a-a^2
Wednesday, November 2, 2011 at 1:14am

civics/american history 10th grade
How does the Constitution provide for the system of federalism in the American form of government?
Tuesday, November 1, 2011 at 9:09pm

social studies geography
geography terms 7th grade need help in defintions of ; phyical map, political map thematic map legend title can you help me with this with definition or website
Tuesday, November 1, 2011 at 8:39pm

science
Im 13 in the 8th grade and i need help on figurinmg out simularites between mitosis and meosis please help thanks :]
Monday, October 31, 2011 at 5:46pm

6th grade math
write the following number as a percent. 1/200
Sunday, October 30, 2011 at 9:23pm

6th grade math
write the following number as a percent. 6 1/2
Sunday, October 30, 2011 at 8:22pm

MATH
i am in 4th grade doing my sisters homework dont ask why but i need help on this question. -- Explain why the cost of an item discounted 20% can be calculated by multiplying the original price by 0.8
Sunday, October 30, 2011 at 8:19pm

Math - 5th grade
I have to find the function rule y = ? for the following table. x y -5 15 3 7 6 4 -2 12
Sunday, October 30, 2011 at 12:40pm

MATH 8TH GRADE Correction
Sorry I forgot to give directions for each problem. The lines represent that the numbers are fractions. Thank you. Multiply ã7/ã8 ~ ã24/ã49 = Divide ã45/ã81 = Simplify 7ã3/&...
Saturday, October 29, 2011 at 9:15pm

MATH 8TH GRADE
ã7/ã8 ~ ã24/ã49 = ã45 / ã81 = 7ã3 / ã5 = The lines between the numbers represent the numbers as being fractions.
Saturday, October 29, 2011 at 8:51pm

10th grade math
a rectangular picture 8 inches by 12 inches has a frame of uniform width x inches. Write a function expressing the total area A of the picture and the frame as a function of x.
Saturday, October 29, 2011 at 4:01pm

8th grade Math
Bob is reading a 300-page book. After one hour, he had finished 8% of the book. Assuming that he reads at a constant rate, how many more hours will it take him to read the rest of the book?
Friday, October 28, 2011 at 6:52pm

3rd grade math
venn diagram circle a numbers:838,848,868,878 circle b numbers:403,509,600,702 What number would you write where the circles overlap?
Thursday, October 27, 2011 at 7:15pm

Fourth grade math
What's range mean?
Thursday, October 27, 2011 at 6:17am

7th grade Algebra
4w-9(6-5w)=44;w=3 decide whether the given value is a solution of the equation if not find the solution
Wednesday, October 26, 2011 at 11:33pm

4th grade math
What is an expanded algorithm? Son doesn't know and didn't bring home his textbook, any ideas?
Wednesday, October 26, 2011 at 4:22pm

4th grade math
What is an expanded algorithm? Son doesn't know and didn't bring home his textbook, any ideas?
Wednesday, October 26, 2011 at 3:43pm

Maths Grade 8
m^2-m-6 m^2 _________ x ______ m^2-9 m^2+2m
Wednesday, October 26, 2011 at 9:44am

MATH 7th GRADE
Would someone please be kind enough to check the answers for these problems?Last round for tonight. Thank you. 1. 3/16 - 1/8 = 1/16 2. 151/4 -11 5/8 = 3 5/8 3. 2 x 3/7 = 6/7 4. 1/2 x 7/8 = 7/16 5. 1 3/8 2 1/2 = 3/7/16 6. 1/2 divided by 2/3 = 3/4 7. 8 1/4 divided 1 3/8 = 333/32
Wednesday, October 26, 2011 at 1:10am

MAT 7th GRADE
Please help. Will someone please check the answer to these problems. Thank you 1. -14 x-3 = 42 2. -24 -15 = 39 3. -48 divided by 12 = -4 4. -150 divied by -30 = -5 5. 3/4 + 5/12 = 1 1/6 6. 14 1/2 + 3 7/8 = 18 5/8
Wednesday, October 26, 2011 at 12:23am

MATH 7th GRADE
Would someone be kind enough to check the answers to these problems? 1. 65.3-14.27 = 51.03 2. 12.35(3.2) = 39.5200 3. 34.364 + 2.5 = 136.864 4. 75.3 divided by 12 = 6.275 5. -16 + 13 = 3 6. 18x (-2) = 72 7. -27 – (-34) = -61
Tuesday, October 25, 2011 at 11:05pm

4th grade math
Please help advise if my answer is correct Is the solution of 25 + n = 30 greater or less than 30? Explain how you know without solving it? By looking at the equation, I know that the value of the n = would be 5. It is not greater or less. It should be equal. Please let me ...
Tuesday, October 25, 2011 at 9:48pm

Science (8th grade) PLEASE HELP DUE TOMORROW!!
What are some living relatives of cyrtolite retrorsus? (a kind of gastropod)
Tuesday, October 25, 2011 at 9:25pm

Science (8th grade)
What are some living relatives of cyrtolite retrosus? (a kind of gastropod)
Tuesday, October 25, 2011 at 9:09pm

4th grade math help
Explain how the variable B has two different values in the two equations 6 - B = 5 b = 1 B + 5 = 15. B = 10 Thanks!
Tuesday, October 25, 2011 at 6:18pm

tenth grade science
What can you conclude about the effect of the thermal expansion of water on sea level?
Monday, October 24, 2011 at 8:58pm

5th Grade Math
Use the terms factor, divisor,multiple, product and divisible by to write as many statements as you can about the number sentence below. 7*9=63
Monday, October 24, 2011 at 8:15pm

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