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August 28, 2014

Homework Help: 12th Grade

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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

3rd grade
WHAT ARE PARTIAL SUMS???
Wednesday, October 1, 2008 at 5:00pm

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

6th grade
euclidean algorithm
Tuesday, September 30, 2008 at 9:29am

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

grade 8 math
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

Grade 3 (transporatation)
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

9th grade
how does ozone form?
Monday, September 22, 2008 at 6:24pm

10th grade
15mm to dam
Wednesday, September 17, 2008 at 1:08am

Pre-Calculus
Find the twelfth term of the geometric sequence: 1/16, 1/8, 1/4.... Common ratio: 1/2 I got the ratio by dividing 1/16 by 1/8 which gave me 1/2 and I divided 1/8 by 1/4 to get 1/2-----That is how I got a common ratio of 1/2. In order to obtain the 12th term I think I messed up...
Tuesday, September 16, 2008 at 7:55pm

7th grade
what is another word for understand
Tuesday, September 16, 2008 at 5:33pm

6th grade math
What is 2 x (4 to the power of 2) - 12 + 5 ?
Tuesday, September 16, 2008 at 2:15am

9th grade
how earth rotates?
Sunday, September 14, 2008 at 11:35am

5th grade
how do you do a paragraph paw
Thursday, September 11, 2008 at 11:01pm

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

2nd grade
what is the synonym for brown?
Tuesday, September 9, 2008 at 6:13pm

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 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

6th grade
What was a mansion like in the 80's
Monday, September 8, 2008 at 7:43pm

6th grade math
A+B = A-B what are A and b
Sunday, September 7, 2008 at 10:20pm

5th grade
how many thousandths are in a hundredth?
Sunday, September 7, 2008 at 8:58pm

10th grade math
3(x-2)= 4-(x-2)
Saturday, September 6, 2008 at 11:58am

11th grade
what exactly is chemistry?
Thursday, September 4, 2008 at 5:33pm

9th grade
what is social health?
Thursday, September 4, 2008 at 3:25pm

9th grade
whatis 1=1
Tuesday, September 2, 2008 at 3:10pm

4th grade
what is 7 d in w
Friday, August 29, 2008 at 10:42am

math grade 12
solve for n if P(n,3)=2c(n,2), n{N
Thursday, August 28, 2008 at 8:03pm

5th grade
i need help with factors
Tuesday, August 26, 2008 at 8:25pm

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

grade 5 math
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

6th Grade Math
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
1) If the sum of the first n terms of a series is Sn where Sn=2n²-n, (a)prove that the series is an AP, stating the first term and the common difference; (b)find the sum of the terms from the 3rd to the 12th inclusive 2) In an AP the 6th term is half the 4th term and the ...
Thursday, April 17, 2008 at 2:32pm

math
1) If the sum of the first n terms of a series is Sn where Sn=2n²-n, (a)prove that the series is an AP, stating the first term and the common difference; (b)find the sum of the terms from the 3rd to the 12th inclusive 2) In an AP the 6th term is half the 4th term and the ...
Thursday, April 17, 2008 at 12:34pm

proofread
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

Math
Can i please get your help on fractions and i am in the 7 th grade
Wednesday, January 30, 2008 at 5:49pm

7th grade geometry
pr/ac = ?/cb pr=6,ac=?, cb=15
Monday, January 28, 2008 at 6:52pm

Grade 10 MATH
17^115
Wednesday, December 5, 2007 at 7:56pm

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

Math
I am tring to finish my 10th grade. I got hurt last Jan. 2007. And was force to quit public school. In short of every. I started online schooling and I have to write an essay for a final grade in Math compare three college to each other and make a graph telling which school ...
Thursday, September 13, 2007 at 9:54am

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

Government
If no presidential candidate wins a majority of electoral votes, who can choose the president. http://www.usconstitution.net/const.html​#A2Sec1 In addition to the above excellent answer please consider the following. The lack of any candidate receiving a majority if the ...
Saturday, July 14, 2007 at 11:38pm

physics-please check
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

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

1st grade math please help!!!
8...
Tuesday, April 24, 2007 at 10:29pm

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

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

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

math
how do you do fractionation? huh??/ What grade are u in?
Wednesday, February 7, 2007 at 7:19pm

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,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

English
In my class we're doing abbreviations, and I'm entirely stuck on this one. The abbreviation is NAmlnd. I'm guessing the first two words is North America, and I'm not sure what the last four letters stand for. Since this came from a crossword puzzle, in all, the...
Wednesday, January 3, 2007 at 9:05pm

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

english
Why do newspapers and magazines use difficult words in their articles? Thank you for using the Jiskha Homework Help. The best way to increase your vocabulary is by reading. When you encounter a word you do not know, look it up in a dictionary and make it part of your working ...
Saturday, August 19, 2006 at 10:00am

chemistry
A solution of HClO4 was standardized by dissolving 0.4125 g of primary standard grade HgO ina solution of KBR: HgO (s) + 4Br- + H2O → HgBr4 + 2OH- The liberated OH- consumed 46.51 mL of the acid. calculate the molarity of the HClO4
Wednesday, August 27, 2014 at 2:48pm

math (4th grade)
june made a DESIGN with 6 equal tiles.One tile is yellow, 2 tiles are blue,and 3 tiles are purple.What fraction of the tiles are yellow or purple?
Tuesday, August 26, 2014 at 10:28pm

9th Grade Bio
_______ is the process of digesting food and extracting the energy from it. Directions: Fill in the blank. Please help me answer this question. I've looked through all my textbooks and notes but they didn't mention this anywhere. Can someone please help me? Thanks
Monday, August 25, 2014 at 7:47pm

5th grade math
what is the best estimate for the product of 289 and 7
Monday, August 25, 2014 at 6:31pm

Tourism
Plz i want to write about pat grade 10 2014 tourism phase 2,please help me now
Monday, August 25, 2014 at 5:06pm

physics
hill that has a 37.7 % grade is one that rises 37.7 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?
Thursday, August 21, 2014 at 11:05pm

math
what is the base 10 of 469 3rd grade
Thursday, August 21, 2014 at 10:03pm

7th grade Math/Science
Can you help me with this science question: from sea level, the biosphere goes up about 9km and down about 19km. What is the thickness of the biosphere in meters? (there wasn't a formula in the workbook). Thanks
Wednesday, August 20, 2014 at 10:14pm

4th grade math
If jill climbed 100 feet more, how many feet above sea level would she be?
Monday, August 18, 2014 at 11:23pm

6th grade math
Mark has $4.40 nickels and dimes.he has thirteen more nickels than dimes. How many of each does he have?
Tuesday, August 12, 2014 at 12:59am

computer history
History,business study,tourism,zulu,maths literacy,english and life orientation. Am doing those subject and am in grade 11 I don't knw what career must I take anybody can help me my digit please 0724306682
Monday, August 4, 2014 at 5:08pm

Life orientation
Your friend who was the top learner in your group in grade 9 is no longer interested in his/her studies.You investigated that he/she is not only selling drugs but also drinking heavily during weekends 1.To help your friend you need to put your constructive thinking skills into...
Monday, July 21, 2014 at 1:26pm

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

5th grade
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

Reading
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

5th Grade Math
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

Math 8th grade
In(x):2,10,___,__,__,-3,__,___,x Out(y:4,28,13,-17,10,_,2.5,148,3x-2 What's the answer !!!! Help!! ASAP!
Thursday, May 29, 2014 at 12:49am

7th grade math
Solve the inequality then graph the solution set on real number line. (2/5x)>7 2(x+7)-4>5(x-3)
Tuesday, May 27, 2014 at 11:23pm

6th grade math
Determine whether each value of x is a solution of the inequality 4x-5<3 a. x=0 b. x=2 c. x=-2 d. x=4 Help please *show the work and answer!!
Tuesday, May 27, 2014 at 9:35pm

trig
A road has a 10% grade (slope). To the nearest degree what is the angle of elevation of the road? should I use sin?
Tuesday, May 27, 2014 at 7:56pm

7th grade Math (polynomials)
How do you write a polynomial in standard form? Ex. 1.1x-8.5x^3
Tuesday, May 27, 2014 at 2:08pm

7 grade math
Consider two types of nonlinear equations. What unique quality does each possess and how does that quality cause the graph's unique shape? Name two unique examples of these shapes in real-world situations.
Tuesday, May 27, 2014 at 8:29am

Math, grade 10
Two whole numbers add to 17 and the sum of their squares is 185. What are the numbers
Monday, May 26, 2014 at 5:29pm

Math, grade 10
Two numbers add to 18. If you square the larger number and add 6 times the smaller number you get 163. What are the numbers. Solve with quadratic equation?
Monday, May 26, 2014 at 5:04pm

algebra
Last semester, a certain professor gave 24 As out of 237 grades. If one of the professor's students from last semester were selected randomly, what is the probability that student received an A? (Assume that each student receives one grade.) thank you for giving up your ...
Saturday, May 24, 2014 at 10:44pm

Grade 10 English
i need 3 points of tragedy between the book the Stone carvers and the great gatsby.... i need to write a compasrion essay of tragedy between the two books. please and thank you
Saturday, May 24, 2014 at 3:11pm

physics
A jet plane is flying horizontally with a speed of 500 m/s over a hill that slopes upward with a 3% grade (i.e., the "rise" is 3% of the "run"). What is the component of the plane's velocity perpendicular to the ground? (Assume the +x-direction is up ...
Saturday, May 24, 2014 at 11:45am

5th Grade ADV. Math
Four teams are playing in a tournament. Each team will play each other one more time before the top two teams play the championship game. How many games will be played? Need some help with this mates.
Thursday, May 22, 2014 at 7:18pm

4th grade math
find the median: 116,119,121,122,124,128
Thursday, May 22, 2014 at 7:01pm

Language Arts Grade 8
Can I get a list of the table of contents of the Mayan: Popol Vuh.
Thursday, May 22, 2014 at 12:43pm

fifth grade math
susan picked a watermelon that weighed 8/15 lb. larry a watermelon that weigh 1/4 as much as Susans. how muchdid larrys weigh
Wednesday, May 21, 2014 at 1:49am

English grade 11
Traditional african marriage is an advantage for men, not for women?why
Wednesday, May 14, 2014 at 3:44am

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