Monday
July 28, 2014

Homework Help: 10th Grade

4/9 x 12 ---------------------- --*
Monday, February 23, 2009 at 10:35pm

1/2 x 50 =
Monday, February 23, 2009 at 9:57pm

5 th grade Math
1n times 2n is 3n? or 2n?
Sunday, February 22, 2009 at 9:57am

what is music
Monday, February 16, 2009 at 1:13pm

x/12=5/3
Friday, February 13, 2009 at 9:41am

f(x)=x-1/x-4
Monday, February 9, 2009 at 11:25pm

What is domain?
Friday, February 6, 2009 at 3:01am

3x+6=2x+13
Tuesday, February 3, 2009 at 12:43pm

I really need help in understand what I read. Everyday we have to summarize a chapter in a book. Well I do read the chapter but I always find myself writing 2 sentences out of the chapter for my summary. My grades are not good in reading and I want to know if you can help ...
Sunday, January 25, 2009 at 8:04am

who is fibnacci
Saturday, January 17, 2009 at 3:29pm

what is the answer for -2y-5=-9?
Tuesday, January 13, 2009 at 10:25pm

what is the answer for -2y-5=-9?
Tuesday, January 13, 2009 at 10:18pm

-2n +4-3n=
Wednesday, January 7, 2009 at 5:44pm

How do I simplify 4/8 + 5/8 and 7/9 + 6/9? Thanks
Wednesday, January 7, 2009 at 3:11pm

-7X+X
Sunday, January 4, 2009 at 7:07pm

sra JMcGuin spanish
Hi This is sam's mom - you have helped my child enormously - Whenever work is done with you the grade is amazing. Finals ae coming up and I think you are close to us. We live on the west side and go to school in the valley. SO anywhere would be convenient - We have a tutor...
Thursday, January 1, 2009 at 6:12pm

I really need help with my math homework today, because I am totally confused! Please give me the answer, but also walk me through it, too, so I can fully understand it, because just the answer won't really help. #1: A math teacher wants to curve a set of grades. *Just a ...
Wednesday, December 17, 2008 at 3:42pm

psychology
Sara sets up an experiment with a control group and a experimental group to study how reading to preschool children may improve their first-grade reading achievement scores. In her study, the independent variable will be A first-grade reading achievement scores B reading to ...
Tuesday, December 16, 2008 at 12:37pm

math
Monday, December 15, 2008 at 11:13pm

the function S(d)=93logd+65 relates the speed of the wind, S, in mile per hour, near the centre of a tornado to the distance that the tornado travels, d, in miles. a)Calculate the avg. rate of change for the speed of the wind at the centre of a tornado from mile 10 to mile 100...
Wednesday, December 10, 2008 at 9:46pm

What is vermicomposting ?
Wednesday, December 10, 2008 at 12:25pm

what's the answer to .5x-y=8
Wednesday, December 10, 2008 at 1:26am

12y-5y-2=0
Monday, December 8, 2008 at 11:41pm

what percent of 60 is 15
Tuesday, December 2, 2008 at 7:18pm

Does any one know a really good websites for 6th grade math ? I'm behind in math and need to catch up or else I'll be really super dum . I need HELP PLEASE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!​!!
Tuesday, December 2, 2008 at 10:03am

3/8 + x __ __ 3 5/12
Sunday, November 30, 2008 at 5:16pm

AED
Choose a grade level and a scientific concept appropriate for that level. • Plan a science experiment to explore this concept. In your paper, address the following points: o List the equipment and materials to be included in the science kit. o Explain what safety ...
Saturday, November 22, 2008 at 5:53pm

AED
Choose a grade level and a scientific concept appropriate for that level. • Plan a science experiment to explore this concept. In your paper, address the following points: o List the equipment and materials to be included in the science kit. o Explain what safety ...
Wednesday, November 19, 2008 at 9:03pm

3t+8(2t-6)=2+14t
Wednesday, November 19, 2008 at 9:02pm

How do you solve [x-1]=[x+3]
Saturday, November 15, 2008 at 12:42pm

Why does .2 x .4 = .08 and not .8?
Thursday, November 13, 2008 at 6:03pm

french
Mme: Michael(Michel!) is 4 months old. Comment dit-on ".. is four months old"? (that's why he likes to barf everywhere) I am in French 1B, so next year when I'm a freshman, I can go right into French 2. (7th grade=1A, 8th grade=1B =French 1)
Tuesday, November 11, 2008 at 12:28am

how many fifths are in 1 3/5
Monday, November 3, 2008 at 12:38am

WHAT 30 TO THE 2 POWER
Monday, October 27, 2008 at 7:02pm

Algebra
Well someone please help me with this problem!!!!!!!!!!!! From a base elevation of 8200ft. a mountain peak in colorado rises to a summit elevation of 14701ft.over a horizontal distance of 15838 ft. Find the grade of the peak. The grade of the peak is what percent? (Round to ...
Saturday, October 25, 2008 at 7:57pm

25+7=p-6
Wednesday, October 22, 2008 at 7:48pm

what is x-y=6
Friday, October 17, 2008 at 1:48am

what is a bear?
Tuesday, October 14, 2008 at 4:59pm

3x times 9x =
Monday, October 13, 2008 at 9:07pm

All!!
What is the 8 grade meap on? Thanks!
Monday, October 13, 2008 at 4:18pm

Hello there, My daughter going to first grade and i have very hard time to understand the middle sound on a word. I'm from Greece original so is hard for me This is the only thing she can not understand and i cant help her. Any Ideas how i can learn about it?
Thursday, October 9, 2008 at 9:35pm

2x + 5 - 7x = 15
Tuesday, October 7, 2008 at 9:39pm

Thursday, October 2, 2008 at 5:54pm

Math
The word problem is: Nancy's quiz average is a 74. Her quiz average is 1/4 of her grade. The test average is 3/4 of the total grade. What test average does she need to get at least an 88? Would you be able to set up an equation, and explain how the answer was acheived? ...
Wednesday, October 1, 2008 at 8:13pm

how many grams in a lb.
Tuesday, September 30, 2008 at 6:14pm

what is -2(-3) squared
Monday, September 29, 2008 at 7:18pm

At the annual Grade 8 ski trip, for every 2 students who skied, 3 snowboarded. Ninety-six students snowboarded. How many students skied? Show your work. Can someone help???
Sunday, September 28, 2008 at 7:49pm

language arts
I have to put together and present a strategy that is effective in the teaching of language arts at a specific grade level. What would a good idea be for around the grade 2 level? and why is it important?
Saturday, September 27, 2008 at 11:36pm

I am doing a unit on public transportation in New York city for my 3rd grade class and I am having a little trouble finding interesting and fun websites that my students could use to get information on past and present types of public transportation. Do you know any website/s ...
Saturday, September 27, 2008 at 8:33pm

math
polk elementry school has three classes for each grade level, kindergarten through fifth grade. If there is an average of 27 students how many students attend polk elementry school?
Wednesday, September 10, 2008 at 5:33pm

trig
in an algebra class of 21 students the mean grade on a test was 87; in another class with 32 students the mean grade was 81. What is the combined mean of the two classed? my teacher said it's 21 * 87 + 32 * 81/53= 83.4 but i'm not sure where the 53 came from.. thanks ...
Monday, September 8, 2008 at 9:13pm

trig.
in an algebra class of 21 students the mean grade on a test was 87; in another class with 32 students the mean grade was 81. What is the combined mean of the two classed? my teacher said it's 21 * 87 + 32 * 81/53= 83.4 but i'm not sure where the 53 came from.. thanks ...
Monday, September 8, 2008 at 8:24pm

A+B = A-B what are A and b
Sunday, September 7, 2008 at 10:20pm

whatis 1=1
Tuesday, September 2, 2008 at 3:10pm

what is 7 d in w
Friday, August 29, 2008 at 10:42am

solve for n if P(n,3)=2c(n,2), n{N
Thursday, August 28, 2008 at 8:03pm

Help Help
Consider the following selection statement where X is an integer test score between 0 and 100. input X if (0 <= X and X < 49) output "you fail" else if (50 <= X and X < 70) output "your grade is" X output "you did OK" else if (70 <...
Wednesday, June 11, 2008 at 4:54pm

programming
Can You Please help me understand how to do this and what i have to do to solve the problem.... Please!! Consider the following selection statement where X is an integer test score between 0 and 100. input X if (0 <= X and X < 49) output "you fail" else if (50...
Wednesday, June 11, 2008 at 4:53pm

the grade 5 class decided to collect cans of food to donate to the food bank .After the 1st week ,they had collected 8 cans . The next week they collected 11 more . By the 3 rd week they had 31 cans Following this pattern how long will it take for them to reach there goal of ...
Sunday, May 4, 2008 at 9:47pm

I really don't know what to do on this question. If someone could start me off I could probably get the answer. Remember I am in 6th grade. Dani has a sack of 50 pens. Of these, 10 are black, 15 are blue, and the rest are red. If she grabs a handful of 5 pens, how many ...
Monday, April 21, 2008 at 7:19pm

math word problem
30 park visitors who played the same three games-the softball pitch, dart throw, and the ring toss. Every 5th person won at softball, every 10th person the dart throw, and every 15th person, the ring toss. How many of the 30 players won all three games?
Thursday, March 27, 2008 at 5:29pm

Hi, can someone proofread this for me. I'll appreciate it. Thanks in advance. The practicum site I selected is an elementary school. I will be assisting a first grade teacher during the semester. I will be helping her with her students and with other teacher ...
Sunday, February 3, 2008 at 11:34pm

pr/ac = ?/cb pr=6,ac=?, cb=15
Monday, January 28, 2008 at 6:52pm

17^115
Wednesday, December 5, 2007 at 7:56pm

essay please check writeacher
Describe the world you come from- for example, your family, community or school -- and tell us how your world has shaped your dreams and aspirations Being the first in my family to attend college is not so easy. There has never been anyone at home to help or to guide me. I did...
Thursday, November 29, 2007 at 12:57am

Chemistry
can anyone help me on my chemistry problem. i need a merck index to solve this. i have a PH of 10.7 and the nearest solution that is near to it is 10.32. The solution that is 10.32 is NaHCO3. i subtract both of them to get the ratio of log (HA)/(A-). i took that value to the ...
Thursday, October 18, 2007 at 8:41pm

algebra
Sam must have an average of 70 or more in his summer course to obtain a grade of C. His firs three test grades were 75,63, and 68. Write an inequality representing the score that Sam must get on the last test to get a C grade.
Wednesday, October 10, 2007 at 12:50am

math
An instructor counts homework as 1/3 of the student's grade and the final exam to be 2/3 of the student's final grade. Going into the final exam a student has a homework grade of 48%. What range of scores on the final exam would put the student's final average ...
Sunday, September 30, 2007 at 8:08pm

Social Studies
How do you start a community? Please explain your question. Are you asking about how to start a town of people? Or a community of crayfish? Or a special interest community, such as a club or a church? We'll be glad to help you if you clarify your question. We are asking ...
Thursday, August 16, 2007 at 7:01pm

is this right?: when a form of energy changes from one form to another some energy may transfrm into a useful form, those useful form of energy is high grade energy.while the rest of the energy will always change to form we cannot use.which is called the low grade energy. if i...
Monday, May 14, 2007 at 4:46am

MATH!!!
To measure the length of a hiking trail, a worker uses a device with a 2-foot diameter wheel that counts the number of revolutions of wheel makes. If the device reads 1,100.5 revolutions at the end of the trail, how many miles long is the trail, to the nearest tenth of a mile...
Sunday, May 13, 2007 at 5:23pm

algebra
Sam must have an average of 70 or more in his summer course to obtain a grade of C. His first three test grades were 75,63, and 68. write an inequality representing the score that sam must get on the last test to get a C grade http://www.jiskha.com/display.cgi?id=116​...
Tuesday, April 24, 2007 at 11:47pm

trig
it says solve for all real solutions, compute inverse functions to 4 sigfigs. cos^2x=3-5cosx Devon, what grade level are these questions from? I am having the same problems as with your 9:14 post. Please see my partial solution in the post to bobpursely at 10:54 Devon, I have ...
Monday, April 16, 2007 at 9:57pm

Social Studies
They can be 2-5 paragraph essays, not looking for excellent work just easy essays to turn in...if i dont do these i dnt pass my senior year, this is make-up work from 10th grade .. Essays i need done: -Charcter analysis of an epic hero(essay and sketch). -What is the role of ...
Friday, March 23, 2007 at 3:09pm

Math
Are you trying to solve for x, n or p? solve for n Show me how to work this problem. 2n = 4xp - 6 what is the problem? what grade r u in iam in 6 grade To get n all by itself, you need to divide by 2. But if you divide by 2 on the left, you have to divide by 2 on the right...
Wednesday, March 14, 2007 at 8:22pm

chemistry
Can someone please help me with this problem? An iron nail placed in a beaker with a solution of silver nitrate will cause pure silver to collect on the bottom of the beaker. Write a balanced equation for the reaction that occurs. This is what I have so far: Fe + AgNO3 --->...
Wednesday, February 28, 2007 at 10:20pm

math
Derivatives are usually not taught in 5th grade. That is what your question is about: Rates of change. Complete the following statements with the correct words Note: Correct spelling is important. If s(t) is a distance (or height or position) function, then s'(t) would be ...
Monday, February 19, 2007 at 10:00pm

Chemistry
If 100mL of 1mol HCL is mixed with 100 mL of 1mol NaOH, a temp rise of 6.2C occurs. What temp change will be obserbed, if under the same conditions, 10mL of 1mol NaOH is mixed with 10mL 1mol HCL? x Why wouldn't it be the same? One gets 1/10 th of the heat, but has only 1/...
Thursday, February 1, 2007 at 8:33am

Math Help Please (I Am New In This Website)
How do you multiply 367 by 72? the answer depends on your grade. Tell us what Grade in School you are in. Multiply 367 by 2; write down the answer. Multiply 367 by 70; add it to the answer above. Let us know what your answer is and someone here will give you feedback.
Saturday, January 27, 2007 at 7:55pm

Math, Geometry and Physics
An enemy ship is on the east side of a mountainous island. The enemy ship can maneuver to within 2500 meters of the 1800 meter high mountain peak and can shoot projectiles with an initial speed of 250m/sec. If western shoreline is horizontally 300 meters from the peak, what ...
Tuesday, January 16, 2007 at 10:40am

math,correction
can someone correct this for me please. Statistics. Sam must have an average of 70 or more in his summer course to obtain a grade of C. His first three test grades were 75,63, and 68. Write an inequality representing the score that Sam must get on the last test to get a C ...
Tuesday, January 9, 2007 at 7:38pm

math correction
can someone correct this for me.or teach me if i'm wrong Statistics. Sam must have an average of 70 or more in his summer course to obtain a grade of C. His first three test grades were 75,63, and 68. Write an inequality representing the score that Sam must get on the last...
Monday, January 8, 2007 at 1:45pm

Algebra1234567890!
(-mn8)3 would it be: -m^3n^3164 (-mn8)3 = -24mn Without carrots I have no idea where your exponents are. how?I don't get this one? Is this Sandro from Mrs.Pfeiffer's class?What grade are you in? Leo is saying you need to use carets to show an exponent. As you have ...
Wednesday, November 8, 2006 at 5:44pm

Noiuns
Our son's 3rd grade teacher gave out a homework assignment which had the students make a sentence for each of their spelling words and then circle the "noun" in the sentence. We received his homework back from the teacher with the words, "I, you, He", ...
Wednesday, October 25, 2006 at 7:25pm

physics
I'm supposed to design a device that will protect a raw egg, GRADE A, (not that its really important to know what kind of egg it is... LOL) But, it will drop from a 12 FOOT height to a concrete floor. The only materials that I'm allowed is about 9 sheets of "8.5 X...
Friday, October 13, 2006 at 11:20am

Language Arts
I left my McMillian text book for language arts in school today and I have homework on page 2 and 3. I'm in the 6th grade does anyone have that book. I really really need those questions. I don't know if this gives page numbers that correspond with your text or even if...
Monday, September 11, 2006 at 5:04pm

math question
hi, i have a math question that i need help with: when data are non-numerical but can be ordered, such as letter grades, the mean cannot be calculated directly; but both the median and mode can be found. Last year in Ms. Flag's history course, the final grades were 8A'...
Tuesday, August 29, 2006 at 3:17pm

algebraic expression
Whitney is speaking to four different classes at the local grade school . She will spend m minutes with each class, and she will have to wait 30 minutes before seeing the last group. How many minutes will Whitney spend at the school? Thank you.
Sunday, July 13, 2014 at 7:39pm

math
A section of the highway rises 15 feet in a mile, calculate the grade.
Sunday, July 13, 2014 at 3:21pm

A square picture 3 1/2 feet wide hung on the wall. The center of it is to be 4 feet from the ceiling. The top picture is __ feet and ___ inches from the ceiling.
Friday, June 27, 2014 at 2:33pm

Maths literacy,history,life science,english,xhosa,life orantation,geography.
I'am doing grade 11 now and when i passed grd 12 next year.i want to know what caree is good for my subjects ,because i don't know what caree should i take.
Wednesday, June 18, 2014 at 5:27pm

What are some good books to read for 7th grade?
Monday, June 16, 2014 at 4:24pm

English
I was wondering for ninth grade, how long should an essay on 3 of Katherina (from taming of the shrew )characteristic be. And how long should each paragraph be.. Mine is not as long as my friends so I was wondering
Wednesday, June 11, 2014 at 10:24pm

History
I don't know if this one is right or not. I've been stuck on this question for 15 mins and my grade counts on this. 20. “In Flanders Fields” expresses the speaker’s belief that (Points : 5) war and its horrors are wrong and evil. the war is necessary and...
Thursday, June 5, 2014 at 8:08am

Africa
I'm in grade 12 I want an advice about the subj that I chose maths lit,geography,life scinces,so which job I can take next year pls keep me up dated
Thursday, June 5, 2014 at 3:03am

math
A road has a 10% grade (slope).how much does it rise if it is 2 km long?
Monday, June 2, 2014 at 7:47pm

Math
what is the percent grade of a hill that rises to an elevation of 1500 m with a run of 16 km?
Monday, June 2, 2014 at 12:59am

For their first 60 games the Robins had a record of 28 wins and 32 losses. How many of their next 90 games must they win if their total record is to show twice as many wins as losses?
Friday, May 30, 2014 at 8:52pm