Tuesday

May 3, 2016
**12th Calculus**

the sum of two nonnegative numbers is 20. find the number if a. the sum of their squares is as large as possible; as small as possible b. oen number plus the square root of th eother is as large as possible; as samll as possible
*Tuesday, November 18, 2008 by dt*

**12th Calculus**

it cost you c dollars each to manufacture and distribute backpacks. if the backpacks sell at x dollars each, the number sold is given by n=(a/x-c)+b(100-x) where a and b are certain positive constanst. what selling price will bring a maximum profit?
*Tuesday, November 18, 2008 by elley*

**AED**

describing how you can teach this concept to students in a lower elementary grade and to students in a middle school grade.
*Monday, November 17, 2008 by troyer0269*

**5th Grade student teacher: Needs ur help....**

What fun activity could I use to to teach 5th grade students about the Constitution?
*Thursday, November 6, 2008 by Samantha*

**12th Calculus**

f(x)= x, 0<and equal to x<1 = 0, x=1 is zero at x=0 and at x=1. it derivative is equal to 1 at every point between 0 and 1, so f' is never zero between 0 and 1, adn the graph of f has no tangent parallel to the chord from (0,0) to (1,0). why this does not contradict ...
*Thursday, November 6, 2008 by elley*

**7th grade**

can you just give me a math riddle thats understandable to 7 th grade
*Monday, October 27, 2008 by whatever*

**Physics (Online w/ no teacher)**

The mass of a certain neutron star is 3.0 X 10 to the 30th (1.5 solar masses) and its radius is 8,000 m (8 km). What is the acceleration of gravity at the surface of this condensed, burned-out star? My answer was 31,265,625 X 10 to the 12th km/s squared.
*Monday, October 27, 2008 by Katie*

**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 by PJ*

**education class**

What would a good teaching strategy be for language arts in a grade 1 classroom and a grade 8 classroom?
*Sunday, September 28, 2008 by jenny*

**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 by samantha*

**12TH HISTORY**

FOR HISTORY WE HAVE TO CONDUCT A SURVERY FROM PEOPLE CONCERNING 9/11. THERE ARE ONLY TWO QUESTIONS THAT ARE ASKED. QUESTION 1:WHY DO YOU THINK SEPT. 11TH HAPPENED? QUESTION 2: HOW DO YOU THINK WE CAN PREVENT ANOTHER SEPTEMBER 11TH FROM HAPPENING? YOUR ANSWERS ARE GREATLY ...
*Saturday, September 6, 2008 by SENiOR '09*

**12th Government/Economics**

Who Is our national representative? And are Jeff Sessions and Richard Shelby our National senators or Alabama's State Senators?
*Thursday, August 21, 2008 by Britney*

**reading 4th grade**

looking for someone to tell me where I can find anything on "Tales of a Fourth Grade Nothing"
*Monday, August 11, 2008 by LaNoria*

**5th grade expectations**

my son is going to the fifth grade. What do I need to do to make sure he is ready?
*Friday, July 18, 2008 by lucretia*

**Problem Solving**

Lindsey has 75% as her final grade, but after she writes her exam she gets 85%. If her exam is worth 7.5%, what is her final grade.
*Saturday, June 14, 2008 by Carrie*

**Part 1**

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 by Anonymous*

**Part 1**

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 <= X and X < 85) output "your grade is" X output "you did well" else if (...
*Wednesday, June 11, 2008 by Anonymous*

**math**

An opening for a movie, every 12th person gets a free ticket, every 15th person gets free popcorn. How many people get both prizes?(please show work)
*Tuesday, April 22, 2008 by anonomous*

**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 by Missy*

**geometrey**

The grade of a road is 7%. What angle does the road make with the horizontal? I'm confused!! What is the grade of a road? Thanks for the help!
*Monday, March 10, 2008 by anna*

**science: help**

i need to do a science fair project. i am in 7th grade and my teacher said that it can't be something a 6th grade or younger could do. i wanted to do something with kinetic energy. like maybe drop an egg from different heights and measure its k.e. any suggestions?
*Friday, March 7, 2008 by Brooke*

**MATH-PERCENTILES**

I JUST TOOK A TEAS TEST(FOR PRACTICAL NURSING ADMISSIONS). THE REQUIREMENTS MUST BE A GRADE IN AT LEAST THE 40TH PERCENTILE IN EACH SUBJECT. THERE WAS A MATH, READING,ENGLISH, AND SCIENCE SECTION. TOTAL OF QUESTIONS WERE 170.MATH-45? READING-40? ENGLISH-55 ? SCIENCE-30 ? I WAS...
*Saturday, February 9, 2008 by TORI*

**math**

If Jenny built a triangle out of soup cans and there are 4 at the top row she added 2 cans to every next row so there are 8 cans in the second row. How many cans are in the 12th row?
*Monday, October 15, 2007 by Rachael*

**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 by seano*

**Chemistry**

What is the mass in grams of the following: a) 3.011x10 to the 12th power atoms F b)1.50x10 to the 23 power atoms Mg
*Tuesday, October 2, 2007 by Ivanka*

**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 by Jessica*

**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 by Chad*

**random**

I dunno. Why don't u wait 4 a teacher 2 answer that? I guess any grade that can type and ask Qs. :p any grade.
*Monday, May 7, 2007 by Lily*

**math**

Ted 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 Ted must get on the last test to get a C grade. Let X be the grade on the next test. The average ...
*Monday, March 19, 2007 by cheryl*

**math**

what is the difference between translation , rotation, relections, and dilation in 8 grade work In 8th grade talk, I recommend you check the examples in your book. OR, if you put your definitions here, I can critique them.
*Sunday, January 28, 2007 by jose*

**Help me!**

Anyone know what is 12th powerful words to find a photo? Letitia, please let us know what photo you are looking for and we may be able to help you find it.
*Thursday, January 25, 2007 by Letitia*

**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 by Marisol*

**History**

Look up the 12th amendment to the constitution and summarize it in several sentences. then discuss its impact on theelections of 1804 ? Are you going nuts? Do you think someone here will do that for you? Folks here will gladly critique your work or thinking, or give you hints...
*Thursday, October 5, 2006 by Milind*

**Math**

Homework grades are 5% of the overall grade. Lab work is 15% of the overall grade. Tests are 60% of the overall grade. The Final is 20% of the overall grade. Could a student that has a 75 homework average, 80 lab average, 40 test average, and 50 on the final pass the course? ...
*Tuesday, September 19, 2006 by Veronica*

**Math college grade 12**

1=300(0.8)^t
*Monday, April 18, 2016 by Yineya*

**11th grade physics**

How do we know which plate has an excess of electrons?
*Tuesday, April 12, 2016 by angy*

**Math**

There are 55 student in eight grade middle school that play different sports. 27 of them play soccer, 15 of them play basketball. 11 of them play soccer or basketball. What is the probability given that the they are in eight grade and play sports that they play both soccer and...
*Thursday, March 31, 2016 by Korbin*

**Math**

Do you have any 3rd grade math practice worksheets that I can use with my students? One of my students has a predicament of not doing his homework. Please implement your time and implementing a few practice worksheets for my students. Sincerely, Mrs. Raja 3rd grade teacher
*Tuesday, March 29, 2016 by Mrs. Raja*

**math help pls pls pls**

Choose the correct simplification of the expression the quantity a to the 2nd power over b to the 3rd power all raised to the 4th power. A. a to the 6th power over b to the 7th power B. b^12 C. a^8b^15 D. the quantity a to the 8th power over b to the 12th power pls help me
*Monday, March 21, 2016 by Oscar*

**Programming C++ using Data Structure.**

In an academic institution, Student has its records. Each student has his/her profile such as id number, student name. The institution also keeps records of student grades in each subject. Student grades contains information subject description, school year, semester, and ...
*Thursday, March 17, 2016 by Vonn*

**math**

a student’s grade in a class is simply the mean of five 100-point exams a. If the student has grades of 77, 73, 97, and 89 on the first four exams, what is the students’ grade before taking the last exam? b. What is the lowest score that the student can earn on the ...
*Monday, March 14, 2016 by Debbie*

**math**

yan gets allowance money every day. On Monday he gets 5 cents. On Tuesday he gets 12 cents. On Wednesday he gets 19 cents. On Thursday he gets 30 cents. On Friday he gets 35 cents. How much will he get on Saturday? How much will he have by the 12th day? The 16th day? When will...
*Monday, March 14, 2016 by bea*

**Mathematics grade 9**

Calculate and compensate 823-273
*Sunday, March 6, 2016 by Kgahli*

**Geometry**

In the diagram to the left, ÚABC\angle ABCÚABCangle, A, B, C and ÚDCB\angle DCBÚDCBangle, D, C, B are right angles. Which of the following is closest to the length of DE‾\overline{DE} DE ...
*Tuesday, March 1, 2016 by Tyteana*

**10 grade literature **

Correct punctuation of , That is in my opinion depressing.
*Friday, February 26, 2016 by Debbie*

**Statistics**

The mean grade in this class last semester was 78.3, and the variance was 49 . The distribution of grades was unimodal and symmetrical. Using this information determine the probability that “Joe”, a random student you know nothing about, other than the fact that they...
*Thursday, February 25, 2016 by Francisco*

**Algebra**

A math class has 7 girls and 5 boys in the seventh grade and 4 girls and 4 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 boys? Write ...
*Monday, February 22, 2016 by Anesha*

**Math **

A science class has 3 girls and 3 boys in the seventh grade and 4 girls and 1 boy 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 boys?
*Sunday, February 14, 2016 by Brooke*

**MS.SUE!**

this weekend can you help me with the second part of my grade recovery
*Thursday, February 11, 2016 by ashleydawolfy*

**News for Ms. Sue**

1. A student raises her grade average from a 75 to a 90. What was the percent of increase in the student’s grade average? Round your answer to the nearest tenth of a percent, if necessary. A: 20% B: 16.7% C: 8.3% D: 15% Hi Ms. Sue, it was 20%. Thank you for your help, ...
*Tuesday, February 2, 2016 by Lizzie*

**math**

if the lecture grade is the mastering points worth 20% and exams worth 80%. what is the lecture grade? mastering points: 1513 exam grades: 92,83,76,95,95 thank you!
*Sunday, January 24, 2016 by lauren*

**Fourth grade math**

Is 1 pirme or composte
*Monday, January 18, 2016 by E*

**Modernist Poetry**

I want to write a modernist poem about struggles, future, stress. How everything I do in grade 12 will affect my future. The amount of pressure that is put onto me by my parents to get into university. I need a lot of help. I've always struggled with poems. I really need ...
*Tuesday, January 12, 2016 by Poemhelp-Please*

**Trig - 9th grade**

Can you help me solve: 5sin2x + 3sinx - 1 = 0 Thanks
*Sunday, January 10, 2016 by Carol*

**algebra**

A student's grade in a course is the average of 4 test grades and a final exam that is worth three times as much as each test. Suppose a student has test grades of 90, 88, 81, and 94. Write an equation to model this situation where x is the student's grade on the final...
*Friday, January 8, 2016 by kayla*

**7 Grade Math**

Melissa needs to subtract 10 5/8 from 12 6/8, what is her answer?
*Tuesday, January 5, 2016 by Anonymous*

**5th grade math**

The fifth-grade class at John Adams Middle School earned $428.81 at their school carnival. The money is being divided between 23 students to help pay for their class trip. How much money will each student receive? Round to the nearest hundredth. is it $18.60 ?
*Wednesday, December 16, 2015 by patricia*

**Math**

I'm in sixth grade and I need help on 3(12w+8)+17+9w
*Tuesday, December 8, 2015 by bob*

**Math**

Fifteen Grade 2 children rode bicycle to school. Seventeen Grade 3 children rode bicycle to school. How many children in Grades 2and3 rode bicycles to school?
*Thursday, December 3, 2015 by Alex*

**10th grade**

Ravi resigned----------illness
*Monday, November 16, 2015 by Anonymous*

**pre algebra**

in a math class with 31 students 27 earned a passing grade in a biology class with 21 students 17 earned a passing grade... what fraction of the math students earned a passing grade
*Tuesday, November 10, 2015 by tiawannnia*

**Math**

Am stuck A fifth grade class of 32 students is going on a field trip. They want to rent vans to drive to the field trip. Each van seats a maximum of 7 students. What is the least number of vans the fifth grade class must rent so that each student has a seat? If I times it that...
*Thursday, November 5, 2015 by iyana*

**Sixth grade math**

The sum is 1.7 and the product is 6.3. What are the numbers?
*Tuesday, November 3, 2015 by Kevin*

**9th grade **

32/4=b+4/3
*Monday, November 2, 2015 by Cole*

**11th grade math**

y^a/y^b
*Wednesday, October 28, 2015 by Claire*

**Grammar**

2.Brianna eats chocoloate whenever she gets poor grade in math. whenever she gets a poor grade in math is underlined. I believe this is a dependent clause. 3. After the house flooded, the family moved into a temporary shelter. After the house is flooded is underlined. I ...
*Thursday, October 15, 2015 by Patrick*

**5th Grade**

Where is the hundred thousandths place in 46.15398?
*Thursday, October 15, 2015 by Grace (The Puzzled Penguin)*

**Math**

Every 12th customer at a Chicago deli gets a free soda. Every 15th customer gets a free bagel. Which is the first customer to get a free bagel and free soda? Please help!!!
*Sunday, September 27, 2015 by Keesha*

**Computer/Math**

In an examination five pass grade and one fail is awarded a. For mark between 70 and 100 b. For mark between 60 and 69 c. For mark between 50 and 59 d. For mark between 45 and 49 e. For mark between 40 and 44. Write a program to input an mark for a student and print the grade...
*Tuesday, September 22, 2015 by Tosin*

**Multimedia**

Not sure if you will get this right away.. but here is the question... Prompt the user for their name and then prompt the user for a number between 1 and 12. After getting the input, you will display the user’s name and then display the number with the appropriate month...
*Sunday, September 13, 2015 by Nikki*

**Algebra **

Students get two grades for a test in an introductory psychology course: a letter grade, and a numerical equivalent (weighted value). So an A is worth 4 points, a B is worth 3 points, a C is worth 2 points, a D is worth 1 point, and an F is worth 0 points. The results for the ...
*Wednesday, September 9, 2015 by Camry *

**4th Grade Math**

What does 5*6 mean?
*Tuesday, September 8, 2015 by Donna*

**8th grade math**

I am in 8th grade math as a sixth grader. I am stuck on one problem. It is this: You are making a necklace that is 9 inches long. You use 6 beads for each inch. what integer is the change in your supply of beads after making the necklace?
*Monday, August 31, 2015 by Casey*

**Math: Mean, Median, Mode, Range & Finding the devi**

What is deviation? And what is the definition of frequency distribution & how would I solve a problem in 8th grade math with this problem...My child is asking about this problem she has in an 8th grade book. Given the following numbers 2,2,3,6,1,9,4,2,5,7,6,8,6, What is the ...
*Friday, August 21, 2015 by Aayla*

**Economics grade 12**

What's elasticity?
*Monday, August 17, 2015 by Sm*

**need help**

There are 205 students in the middle school. If 41 students are girls in 8th grade, what percent of the middle school do the girls in 8th grade represent?
*Tuesday, August 11, 2015 by Anonymous*

**English**

Posted by rfvv on Monday, July 13, 2015 at 9:33am. Lesson Plan .... Standards Addressed: General Goal9s): Specific Objectives: ...... ===================== In a leson plan, what is 'Standards Addressed'?•English - Writeacher, Monday, July 13, 2015 at 9:42am ...
*Tuesday, July 14, 2015 by rfvv*

**math (algebra)**

In Professor Tuffguy's mathematics class, 36 students took the final exam. If the average passing grade was 78, the average failing grade was 60, and the class average was 71, how many of these 36 student passed the final?
*Wednesday, July 8, 2015 by Samantha*

**precalculus**

If you are driving down a 10% grade, you will alway be 10% below where you would have been if you could have driven on flat ground from where you started. Suppose you descend to where you are 20 feet below your starting point. What concept does he "grade" relate to ...
*Saturday, June 6, 2015 by Lois*

**5th grade math**

51 is 4 times of book is less 13
*Wednesday, May 27, 2015 by Mythreyee*

**5th grade math**

The sum of 6 and the product of 7 and a number is 75
*Wednesday, May 27, 2015 by Mythreyee*

**1st grade math**

what is a common factor
*Thursday, May 21, 2015 by seahawks*

**math**

lilly made a 75 on her history test and an3 on her math test. the mean grade on the history test was 72 with a standard deviation of 5. the average grade on the math test was 81 with a standard deviation of 4. which test did lilly do better?
*Thursday, May 21, 2015 by debbie*

**math**

I have a question on my math that my teacher cant help me with because this one is for try it. Can you help me see if it is right?: It says: 12 . Wich is equal to 30 hundreths? A)3 thousandths B)3tenths C)3 tens D)3thousands I think the answer is B but, it really confuses me ...
*Thursday, May 7, 2015 by nicole*

**English**

WORDS: Averse Detract Disdain Divulge Elation Endow Expulsion Mortified Nullified Ominous ------------- Some people are so (1)averse to living near a nuclear plant that they want the plant’s license to be (2)nullify. They say the plant infringes on every homeowner’s ...
*Friday, April 24, 2015 by Sora*

**math**

Sarah was trying to figure out her grades for her math course. She only knew the grade of 4 tests she had taken, however the class had taken 5 tests total. She scored a 94, 67, 83 and 93. If Sarah ended up with a grade of 90, what did she get on the 5th and final test?
*Saturday, April 18, 2015 by Jay*

**Algebra (check my work?)**

1. Write a proportion using an unknown value x and the ratio 5:6 then solve it. 5/6 = x/12 6 * 2 = 12 5 * 2 = 10 x = 10 2. In an orchestra, the ratio of trombones to violas is 1 to 3. There are 9 violas, Write a proportion that gives the number t of trombones in the orchestra...
*Friday, April 17, 2015 by Ivy *

**connexus**

anybody go to flvs academy and is 8th grade
*Thursday, April 16, 2015 by Oscar*

**algebra**

what is the first step when solving x/15=3/5? write a proportion using an unknown value x and the ratio 5:6 then solve it. in an orchestra, the ratio of trombones to violas is 1 to 3. a. there are 9 violas. write a proportion that gives the number t of trombones in the ...
*Wednesday, April 15, 2015 by phan*

**Algebra 8th grade **

(y2-3y)
*Monday, April 13, 2015 by Sw*

**Math**

Jeremy uses the linear function G=12h+50 to represent the grade, G (in points out of 100), that he can earn on an exam as a function of h, the number of hours he spends studying for the exam. 1.) Identify the slope and y-intercept of Jeremy's function and explain what they...
*Thursday, April 9, 2015 by Hailey*

**Math **

Sarah was trying to figure out her grades for her math course. She only knew the grade of 4 of the tests she had taken, however the class had taken 5 tests total. She scored a 94, 67, 83, and 93. If Sarah ended up with a grade of 90, what did she get on the 5th and final test...
*Thursday, March 26, 2015 by Bella*

**Maths lit**

Fraction for grade 10 assessment
*Wednesday, March 25, 2015 by Nokulunga*

**3rd grade math**

what is the standard form of 213
*Wednesday, March 18, 2015 by Anonymous*

**mathematics**

THE 1ST, 3RD AND 9TH TERM OF A LINEAR SEQUENCE A.P ARE THE 1ST THREE TIMES OF G.P. IF THE 7TH TERM OF THE LINEAR SEQUENCE IS 14. CALCULATE (A) 20TH TERM OF THE LINEAR SEQUENCE (B) SUM OF THE 1ST, 12TH TERM OF THE G.P
*Thursday, March 5, 2015 by AYOMIDEY*

**Math 6th grade**

Explain what a neutral field is.
*Wednesday, March 4, 2015 by Zero*

**math(5th grade)**

In the choir, 1/2 of the members are boys and 1/2 are girls. If 1/4 of the boys are5th graders what fraction of the whole choir is 5th grade boys?
*Thursday, February 26, 2015 by ary*

**algebra-6th grade**

what is a coefficient?
*Wednesday, February 25, 2015 by emporerpenguin*

**Social Studies/6th Grade Geography.**

"Why do most people live in the Western part of Columbia?" A - to enjoy the cooler climate of the mountains, B - to be closer with the boarder of Venezeula, C - to live along the Pacific coast, D - to benefit from the country's lush rainforests. I was trying to ...
*Friday, February 20, 2015 by Mikayla.*

**math**

A student’s final grade in chemistry is determined by the following weights: Quizzes 5% Exam 1 20% Exam 2 20% Lab Reports 15% Research Paper 15% Final Exam 25% The student received the following grades: Lab reports: 75 80 70 75 85 69 90 75 Quizzes: 85 60 70 0 75 80 80 80 ...
*Friday, February 6, 2015 by Jayden*