Wednesday

December 7, 2016
**9th grade Math**

(7n-1)/(8)=6 Okay, I think I add 1 to both sides, so now I have.. (7n)/(8)=7 And then, to get n by itself I divide 7 into both sides, so now I have.. n/8=1 n=1 is what I get, but I'm not sure, could someone please check this for me?

*Monday, November 2, 2009 by Mike*

**9th grade (math)**

pennies are kept in a jar the mass of the jar is 20 g the mass of each panny is 5g le t the varible p represent the total mass of pennis and the jar. let the variable n represent the number og pennys. 1a. write an equation that represent the relation ship between mass p and n ...

*Saturday, October 17, 2009 by jacky*

**9th grade (math)**

the surface of our earth is 20'c for every km, k below the surface the tempature increses by 10'c. let t represent the tempature in 'c 1a write an equation that represent the relationship between disatnce k and t tempature 1b. what is the slope and and y-intercept

*Saturday, October 17, 2009 by jacky*

**algebra/9th grade**

decide whether the given ordered pair is a solution of the equation: 1. 3y+12x=-4; (1/5, -35/15): 2. 8-3x+24y=0; (5, 23/24) I think neither of them are. _______ find the x-intercept of the graph of the equation. 3. 13x-24y=-5 --> x=-5/13 4. -14+6y=7x --> x=-2 __ find the...

*Wednesday, October 7, 2009 by hope*

**9th grade**

i need help finding what these words are from these clues: possible opening found in the cell membrane substance which makes up cell walls granular material in the nucleus that thickens to become chromosomes the endoplasmic reticulum is a network of.... structures responsible ...

*Tuesday, September 15, 2009 by Jillian*

**9th grade classes**

OK, here's a list of the subjects I think I want to take: English 1 Refresher Math Life Science, Biology, or Environmental Science...not sure which one would be the best?? I want to take Sociology for Social Sciences Health And Fine Arts is mandatory Sound OK? Thanks -MC

*Tuesday, May 26, 2009 by mysterychicken*

**9th grade science**

Explain which statement is correct: energy is lost when water is boiled or the energy used to boil water is present, but it is no longer in a usable form unless you use work or heat to make it usable. i think that the 2nd one is correct because i no that energy is not lost ...

*Tuesday, April 28, 2009 by bobbi*

**9th grade science**

Explain which statement is correct: energy is lost when water is boiled or the energy used to boil water is present, but it is no longer in a usable form unless you use work or heat to make it usable.

*Tuesday, April 28, 2009 by bobbi*

**9th grade**

* I have a project to do for William Shakespeare, Were i have to make some sort of amusement park and i need help thinking of what rides i should put in my amusement park but those rides have to relate to Shakespeare in someway. Plz Help!

*Wednesday, April 22, 2009 by Shaz*

**9th grade algebra**

drwls here is another one of those questions like the last one we submitted if this will help with what they are after. 200 dollars/1 ton x 100 cents/1 dollar x 1 ton/2000 pounds x 1 pound/16 ounces could you please show me how you come up with the answer? I am not sure how ...

*Thursday, April 9, 2009 by Dippy*

**9th grade algebra**

I've never seen a problem like this, please help. I think we have the number part right but what would the unit be once the math is done? Please show me how you came up with the answer so I will know for next time. 30 miles/1 ton x 5280 feet/1 mile x 1 hour/60 minutes x 1 ...

*Thursday, April 9, 2009 by Dippy*

**Health 9th grade**

A mother breastfeeding her baby is an example of A. active acquired immunity. B. passive natural immunity. C. passive acquired immunity. D. active natural immunity. C is my answer ,but i'm not sure

*Wednesday, March 25, 2009 by Terry*

**9th Grade Math**

For my hw i have to graph the following equations 1) x - 3y -5 = 0 and 2x = 1 - 3y 2) y - 3x =5 and 3x = 7 + y 3) x = 3y and x +2 = 11 4) y = 2/5x + 1 and x + 2y +11 After done graphing the equations i have to state if there are zero, one, or many solutions. I have already ...

*Monday, March 16, 2009 by HELP*

**9th grade math**

Hey i need help on my math hw i just don't get it lol please help me! Here the questions Which of the following equations has a graph that is parallel to the graph of 4x-2y=7? A:-2y = 4x+2 B:7-4x=2y C:4x+2y=2 D:-4x-2y=-7 E:2y=4x+7 Determine if the two lines 7x+5y=35 and y...

*Sunday, March 1, 2009 by please help me*

**9th grade lit poem**

I need assistance I was on here before with this poem but not with the same name (Lemon Pie). The poem is making a fist by Namomi Shihab Nye. I don't understand it. Could someone try to make me understand it I would appreciate it thanks for you time LP

*Tuesday, February 17, 2009 by Lemon Pie*

**9th grade(English)**

Which sentence contains an adverbial clause? 1.We placed our blanket under a tall shade tree at the park 2.Before we could eat our picnic lunch, some ants needed to be uninvited. 3. We decided to distract them with an open bottle of suntan lotion placed strategically in the ...

*Monday, February 9, 2009 by DeAndre*

**9th grade HEALTH**

MY QUESTION IS ABOUT HEALTH... I HAVE A MIDTERM DUE MONDAY 01/26/2009.. AND I REALLY DON'T KNOW HOW TO START IT I HAVE TO USE I,ME,MY STATEMENT ONLY... HOW CAN I START MY MIDTERM??..PLEASE HELP!!??

*Saturday, January 24, 2009 by SARAH*

**9th grade chemistry**

if you have 55.6 grams of nitrate ions in a compound that consists of nitrate ions and plumbous ions, how many grams of the compound do you have? how do i do this problem im completely stuck!?

*Wednesday, December 10, 2008 by lyne*

**biology**

i am in 9th grade biology and i am REALLY confused about the difference between controll variable, responding variable, manipulated variable and controll group. any help would be great. i have a test TOMORROW!!!!

*Wednesday, December 3, 2008 by Morgan*

**book help**

i have to write a book and i am in 9th grade and it has to be able to follow the Hero's journey from the odessey but idk how to write a book can somebody give me a step by step guide that is really specific and helpful PLEASE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

*Sunday, November 2, 2008 by Somebody*

**9th grade**

please show me how to solve for 5m/m+1 divided by 25m to 2nd power divided by m to 2nd power + 6m +5

*Sunday, October 26, 2008 by Anonymous*

**9th grade biology honors**

What would happen if you placed a grape in a bowl with highly concentrated sugar water? and also i need help with this question: "Talking about osmosis, what would happen to a jellyfish placed in a freshwater lake?

*Thursday, October 16, 2008 by Katie*

**writing**

well im troubled with a prompt, it is... explain how the path your life would take be diffrent if school ended at 9th grade... well im just looking for a few ideas that could basically involve anyone. the only few things i could come up with are - moar school - getting job ...

*Thursday, October 2, 2008 by qwerty*

**9th grade english**

diagramming the sentence LATE IN THE EVENING ROBERT CAME LATE TO DINNER RIDING ON JOHN'S HORSE AND WE GAVE HIM HAM AND SOME BOILED BEANS THANK YOU BUT WHAT IS RIDING ON JOHN'S HORSE?

*Thursday, September 25, 2008 by polly*

**9th grade algebra**

I don't know how to get answer for problem The larger of two numbers is 20 more than the smaller. Four times the larger is 70 more than 5 times the smaller. find the numbers

*Wednesday, September 10, 2008 by serg*

**9th grade**

A biologist gives a new kind of food to a group of dogs and compares the weight gain of these dogs over time to a group of similar dogs that did not receive the new food. Identify the experimental variables and dependent variables

*Sunday, September 7, 2008 by Kristine*

**9th grade algebra**

i'm trying to find someone that knows what a diamond problem in algebra is. it is a diamond shape divided into 4 equal parts in the example it has an xy at the top an x on the left and a y on the right and x+y on the bottom. then on problem #1 it has a 15 at the top an 8 ...

*Tuesday, September 2, 2008 by ryan*

**Math**

In Simplifying 7 to the 11th power and 7 to the 9th power, Alexis decides to use her calculator to find 7 to the 11th power and 7 to the 9th power indiviually before dividing. Show how Alexis could use the laws of exponents to arrive at the answer more easily.

*Monday, January 28, 2008 by Anonymous*

**Science**

Hey....I need help with my homework. I'm in 9th grade, high school. Its pyhsical science about Atomic Math.. Heres the question: Multiply the atomic number of hydrogen by the number of electrons in mercury, which has an atomic number of 80.

*Thursday, December 6, 2007 by Sammi*

**spanish**

Spanish 1B - I am an honor student but with spanish for me I can memorize for the tests but I am not really undestanding it. I am great in science and math - and i got an A barely in spanish but it gets harder. The hardest part for me is that every other class comes easy. I ...

*Tuesday, October 23, 2007 by sam*

**project**

Im not really sure what topic to make a presentation on can you give me wome ideas please? well can you tell me what class this is for, subject and grade level Computer Apps., we can do it on anything we want, 9th okay i would say do it on the controverseal subject on breast ...

*Thursday, May 3, 2007 by Jessic*

**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 by Devon*

**Math formatting?!**

umm, can some one please tell me how to write down the problems on this website? i think this (*) is multiplying but i'm not completely sure. and what is division? i have some graphing problems. by the way, i'm in 9th grade. You are right, multiplication is often ...

*Wednesday, June 22, 2005 by Alli P.*

**math**

Find the value of x for which thr middle term in the expansion of ( 1 + x ) ^ 20 in ascending powers of x is the geometric mean of the 9th and the 12th terms.

*Monday, November 7, 2016 by prisca*

**9th grade algebra (factoring with quadratic)**

Can you check the following problems? 4. x^2 - 10x +25 = 9 x^2 - 10x + (25 -9) = 9 - 9 x^2 - 10x + 16 = 0 (x - 8)(x-2) = 0 x - 8 = 0, x - 2 = 0 x = 8, x = 2 5. x^2 - 6x + 9 = 49 x^2 - 6x + ( 9 - 49) = 49 - 49 x^2 - 6x - 40 = 0 (x -10)(x + 4) = 0 x - 10 = 0, x +4 = 0 x = 10, x...

*Tuesday, November 1, 2016 by Alexis*

**Math **

What is the 9th multiple of 100

*Thursday, September 29, 2016 by Chloe *

**9th grade Spanish 1**

Can you check my answers regarding direct object pronouns? I had to fill in a chart (D.O.P for English and Spanish and use of D.O.P with gustar and ar ending verb) and not sure about the answers. Eng....Span...DOP + gusta + infinite(ar ending verb) me.....me.....me gusta ...

*Thursday, September 15, 2016 by Alexis*

**9th Grade Biology**

Sometimes, a new experimental result may seem to go against a well-established scientific theory. Often, such results seem like they are the results of researcher error. Regardless, scientists cannot just ignore new findings that disagree with accepted ideas. Which statement ...

*Tuesday, September 6, 2016 by Mellisa B*

**math**

An oil company operates two Southern refineries. The Alabama facility produces 500 barrels of high-grade oil and 200 barrels of medium-grade oil per day. The Texas facility produces 600 barrels of high-grade and 400 barrels of medium-grade oil per day. By operating each ...

*Wednesday, August 3, 2016 by Kenny*

**Maths**

bus one had half of the grade eight students and 6 grade seven students, bus two had 15 grade seven students and one-third of grade eight students, how many students are there in grade 8

*Thursday, June 16, 2016 by Soccer*

**Mathematics**

If someone has an 88% in a class and their total quiz grade is 95%, if they were to have a 2% extra credit added to their grade, could their total grade become a 90%? // They think it may have a score similar to 8/5 or 9/5. This is just a regular question for a friend. Any ...

*Thursday, June 2, 2016 by Sandy East Ward*

**8th Grade Electives Advice**

Hi, I'm really struggling with my decision about two electives that I really like. One is Journalism and the other is Creative Photography. If anyone knows or has experience can you please tell me the pros and cons about these two electives please? Also, I only have a few ...

*Monday, May 16, 2016 by Anonymous*

**School**

I was just wondering... So like, my teacher drops the lowest grade every new term and when my teacher dropped my lowest grade which says "no count" next to it, my grade went down. Is this possible?

*Friday, April 15, 2016 by Anonymous*

**Math**

How many 7th grade students are expected to move by the end of the year? If 12 students actually moved, did more or fewer 7th-grade students move than expected? Justify your answer. 6th-grade # of students: 250 % moves: 2% 7th-grade # of students 200 % moves: 4% 8th-grade # of...

*Tuesday, March 8, 2016 by Sid*

**Math**

At Jefferson School, both 6th grade & 7th grade classes take a math test. The average score for the 6th grade is 80 and for the 7th grade is 90. If there are twice as many students, in the 7th grade as there is in the 6th grade, what is the average test score for both grades ...

*Thursday, January 14, 2016 by Sidney*

**Cht Ningi**

The 9th And 22nd Term Of An A.P Are 29 And 55 Respectively. Find The Sum Of It's First 60 Terms

*Sunday, December 6, 2015 by Elijah*

**literature for kids**

Picture books are usually written on a __________ reading level. A. kindergarten B. first-grade C. third-grade D. fifth-grade A?

*Friday, November 27, 2015 by bev*

**math **

The 4th term of an Ap is 6. if the sum of the 8th and 9th terms is -72,find the common difference

*Sunday, November 8, 2015 by Bello Boluwatife*

**English 9th grade**

Which of the following explanations best interprets the author's intended meaning in the bolded words in following sentence? The Church was a thermostat that transformed the mores of society." The church was a thermostat is bolded ANSWER CHOICES: 1.) Society needs ...

*Friday, November 6, 2015 by Maddiee*

**Math**

1 over 8 to the 9th power

*Monday, October 12, 2015 by Student 1*

**Math**

A student needed to get a final grade of 90 to get a grade of A for the semester. He scored 83, 85, 92, 86, and 87. If the last two scores would be counted as one score. What is the least grade the student would need to get to get a final grade of A? Is the answer 45?

*Thursday, August 13, 2015 by Kareen*

**Math**

A student needed to get a final grade of 90 to get a grade of A for the semester. If the last two scores would be counted as one score. What is the least grade the student would need to get to get a final grade of A? Is the answer 45? /

*Thursday, August 13, 2015 by Kareen*

**manghigh**

find the 9th term of the g.s 5, 5/2, 5/4....

*Sunday, July 5, 2015 by dahlia solis*

**maths**

there are 104 students in class 10th and 96 students in class 9th in a school .in a house examination the students ate to be evenly seated in parallel rows such that no two adjacent rows are of the same class. (a) find the maximum number of parallel rows of each class for the ...

*Saturday, March 7, 2015 by ritik*

**mathematics concepts**

Fraction symbols can usually be safely introduced A. at the beginning of third grade. B. near the end of first grade. C. near the end of third grade. D. at the beginning of second grade. my answer is c.

*Saturday, February 21, 2015 by Brittney*

**9th world history**

1. Why do many historians regard the printing press as the most important invention of the past millennium?

*Monday, January 5, 2015 by now*

**math**

Allie noticed that to get her test grade, she could take Valerie's grade, multiply it by 2 and subtract 15. If Valerie's test grade was x, how would you write Allie's test grade?

*Thursday, December 4, 2014 by zycuria*

**Algebra**

What is the 9th term of the arithmetic sequence defined by the rule below? A(n)=-14+(n-1) (2)

*Thursday, October 23, 2014 by Steve*

**College question**

I'm a high school senior and I'm planning on applying to SBU. I have a 4.0 gpa, a 1690 on the SAT(am going to retake), a 24 on the ACT, took 3 AP classes and am currently taking 2 more, part of National Honor Society, in the top 5% of my school, have an advanced ...

*Thursday, October 9, 2014 by Jess*

**9th std maths geometry**

Draw a orthocentre of Lm=7cm,m=130° and MN=6cm

*Saturday, August 30, 2014 by abitha*

**Quest**

How do you write 9th july 2014 in 5 letters without using numbers ?

*Tuesday, July 8, 2014 by Anonymous*

**Math, Geometry**

The percent grade of a highway is the amount that the highway raises or falls in a given horizontal distance. For example, a highway with a four percent grade rises 0.04 mile for every 1 mile of horizontal distance. a. How many feet does a highway with a six percent grade rise...

*Friday, April 4, 2014 by Luis *

**Math **

The percent grade of a highway is the amount that the highway raises or falls in a given horizontal distance. For example, a highway with a four percent grade rises 0.04 mile for every 1 mile of horizontal distance. a. How many feet does a highway with a six percent grade rise...

*Friday, April 4, 2014 by Jose *

**math(QUESTION)**

Suzan has a 69 as her grade in a class. If she does a quiz worth 9% of her grade what will her grade be?

*Friday, March 7, 2014 by dalia*

**math**

It says sam test scores for the making period were 60,89,83,99,95,60 Suppose that sams teacher decided to base the marking period grade on the mean. What grade would sam earn? Do you think this is a fair grade explain your reasoning?

*Monday, January 27, 2014 by ingrid*

**21**

help me 9th gradge

*Wednesday, December 4, 2013 by anna*

**5th grade math**

In the fourth grade class at Baker Elementary, 9 students are left-handed. The fifth grade has 7 left-handed students and the sixth grade has 6. The number of students in the fourth grade is 3 times the number of left-handed students in the class. The sixth grade has 3 more ...

*Sunday, December 1, 2013 by Stephon*

**World History and Geography 9R - HELP!!!!!!!!!!!!!**

Hinduism VS Buddhism?? Similarities and differences Please help and something for a 9th grader to UNDERSTAND.

*Sunday, October 20, 2013 by Laruen *

**Math**

Approximately 15% of the students in ST130 obtain A grade. If 3 students are selected at random, find the probability that a)all of them obtain A grade in ST130. b)Exactly 2 obtain A grade in ST130. c)at least one obtain A grade in ST130

*Tuesday, August 27, 2013 by Anshu*

**algebra I**

Would like the best way to explain two variable equations to 9th grader.

*Wednesday, August 21, 2013 by Preston*

**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 by Lily*

**math**

An elementary school collected a total of 240 cans during a food drive. Grade 3 students collected 1/3 of all the cans grade 4 students collected 52 cans, and the rest of the cans were collected by grade 5 students. How many cans did grade 5 collect? A.28 B.80 C.108 D.188

*Friday, March 29, 2013 by elena*

**math**

what formula use in solving or finding for the 9th term of a number in arithmetic series and sequences?

*Saturday, February 16, 2013 by luis*

**9th garde math**

Write an equation for the line with points (4,5) and (6,9). Please explain.

*Wednesday, December 5, 2012 by Alex*

**math**

Hannah's grade on her last math test was 4 points more than Mark's grade. Write an expression for Hannah's grade, using m as a variable. Evaluate the expression if m=92.

*Sunday, November 11, 2012 by josh*

**Math**

A coffee dealer mixed 12 pounds of one grade coffee with 10 pounds of another grade of coffee to obtain a blend worth $54. He then made a second blend worth $61 by mixing 8 pounds of the first grade with 15 pounds of the second grade. Find the price per pound of each grade.

*Sunday, October 21, 2012 by Jamese*

**science**

Is venus the 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th or 9th smallest planet?

*Tuesday, October 9, 2012 by Slippy*

**science**

Is venus the 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th or 9th smallest planet? Also is it the 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th or 9th largest planet?

*Tuesday, October 9, 2012 by Yog*

**Math**

This isn't a question for math homework but i have a really low grade in math and i want to raise it up. What can i do to get my grade up because i am getting progress reports on Monday and i want to get a really good grade.PLEASE HELP!!!!

*Thursday, September 20, 2012 by Jimena*

**English**

Hinders ability to function starting with dis il or not and it has 10 letters. The 5th letter is b and the 7th is l and the 9th is a

*Tuesday, September 11, 2012 by Blah*

**9th grade algebra/Ms Sue**

No, I did not check Reiny's answer that night. I did check it just now and it is the same answer I got the very first time I did the problem,but my Dad did not agree with me at that time. He did later after going over and over it. Thanks Ms. Sue. We just got notice that we...

*Sunday, August 26, 2012 by Reed*

**math**

Your company can make x-hundred grade A tires and y-hundred grade B tires a day, where 0≤x≤4 and y= (40-10x)/(5-x). The profit on each grade A tire is twice the profit on each grade B tire. Assuming all tires sell, what are the most profitable numbers of tire to make?

*Tuesday, August 7, 2012 by ibranian*

**Math**

Name School Team Event 3: Logic and Reasoning (with calculators) 5th/6th grade Math Meet ‘08 For each number pattern, fill in the next five terms. (2 pts. each blank) ANSWER KEY 1st term 2nd term 3rd term 4th term 5th term 6th term 7th term 8th term 9th term 10th term 1) ...

*Friday, March 30, 2012 by Anonymous*

**Spanish-9th grade-Please help me**

Is this I would say I snacked(past tense) on popcorn and a drink in the movie? Merende palomitas de maíz y un refresco en el cine. How do I say I snack(present tense) on popcorn and a drink in the show? Meriendo palomitas de maíz y un refresco en el cine.

*Monday, March 26, 2012 by Joelle*

**SLOPE MATH**

The grade of a road is its slope given as a percent. for example, a road with a 6% grade has a slope 6/100. it rises 6 feet for every 100 feet of horizontal run. describe a 100% grade. Do you think you could drive up it?could you walk up it? Is it possible for a grade to be ...

*Tuesday, November 15, 2011 by manal HELP ME *

**math**

the grade of a road is its slope given as a percent. for example, a road with a 6% grade has a slope 6/100. it rises 6 feet for every 100 feet of horizontal run. describe a 100% grade. Do you think you could drive up it?could you walk up it? Is it possible for a grade to be ...

*Monday, November 14, 2011 by manal HELP ME *

**Spanish-9th grade**

Could you please check if these are correct? Thank you- 1.¿Necesitas monedas para coleccionar monedas? Sí. Las necesito para coleccionar monedas. 2. .¿Necesitas el bate para jugar al tenis? No,lo necesito para jugar al tenis. 3. Me hablas? Sí, te ...

*Monday, October 17, 2011 by Beth*

**statistics**

A study of graduates average grades and degrees showed the following results: B.S. Degrees, 15 graduates averaged Grade A, 8 graduates averaged Grade B, and 5 graduates averaged grade C. Graduates who had a B.A. Degree, 8 averaged grade A, 12 averaged grade B, and 7 averaged ...

*Saturday, October 15, 2011 by Karen*

**Astronomy**

Calculate the wavelength and frequency of the radiation emitted by the electronic transition from the 10th to the 9th excited state of hydrogen.

*Wednesday, September 7, 2011 by Anonymous*

**Math**

If you are getting a B in everything else in this class but you don't do any of the news item write ups(which are 9% of your grade, then will your final grade be a B? If not a B, then what will your final grade be?

*Friday, September 2, 2011 by Jenna*

**maths**

how to write 9th july 2011 in 5 alphabets without using numbers?

*Saturday, July 9, 2011 by Anonymous*

**MATH**

What is the 9th term -1/18 1/6 -1/2

*Wednesday, June 15, 2011 by M*

**Math**

If Brittany has a 49.7% grade average then for her final exam that is worth 20% of the grade and she gets a 90% what would her final grade be?

*Tuesday, May 31, 2011 by Anonymous*

**Pre algebra**

Kayla has a 41% grade average. On an exam that is worth 20% of her grade she gets a 100%. What is her grade now?

*Wednesday, May 25, 2011 by Ashley*

**Math**

Kayla has a 41% grade average. Then sha takes an exam that is for 20% of her grade and gets an 100%. What is her grade now?

*Wednesday, May 25, 2011 by Ashley*

**statistics**

what the error is: a) Grade Percent Frequency A 20% B 45% C 30% D 10% F 5% (b) The following table summarizes the grade breakdown on an exam in a small statistics class with 10 students. Grade Percent Frequency A 30% B 35% C 15% D 20% F 0%

*Monday, May 9, 2011 by John*

**College Algebra**

Charlie can grade exams in 2 hours. It takes Mark 6 hours to grade the same exams. If they work together, how long will it take for them to grade the exams?

*Wednesday, March 30, 2011 by Devin*

**appling middle**

If the data were displayed in a circle graph, what percent of the graph would represent the seventh grade? Enrollment is Sixth grade 64, Seventh grade 64, and Eighth grade is 70

*Thursday, March 10, 2011 by ry*

**maths**

The probabilities of a student getting grade A, B, C and D are 0.2, 0.3, 0.15 and 0.35 respectively. Then the probability that the student gets 1) At least C grade is __________ 2) At most C grade is ___________

*Thursday, March 10, 2011 by Sharon*

**9th grademaths**

explain mid point therom

*Tuesday, December 21, 2010 by darshana sundar*