Saturday

February 25, 2017
**Pre Algebra**

In Wilbur's math class, his grade is based on the average score of six tests, each worth 100 points. Wilbur always worries about his grade. He knows that his average on the first four tests is 88.5. What is the lowest average he could get on his next two tests and still ...

*Thursday, October 17, 2013 by Ry*

**Survey Math**

A survey of 240 10th grade students in a local High School found that there were 140 girls and 100 boys in the grade. Of the 140 girls, 100 preferred gym class while 40 preferred art class. Of the 100 boys, 40 preferred gym class while 60 preferred art class. Construct a data ...

*Saturday, October 12, 2013 by Alex*

**fast answer plss**

the sum of four angles about a point is 360degree.the measure of the 2nd angle is 6degreemore than 3times the 1st,the measure of the 3rd is 3degree more than twice the first,the measure of the 4th is 20 degree less than the 3rd.what is the measure of each angle?

*Friday, October 11, 2013 by math algebra*

**math**

I need help on study links 2.9 for 5 grade

*Thursday, October 10, 2013 by tony*

**6th grade math**

6 1/2-7/8 / 5 11/16 evaluate the expresson

*Monday, October 7, 2013 by rupa*

**Exponents and division 8th grade**

x^4/x^16 i don't know 12^10/12^2 12^8 5n^14/20n^7 i don't know 6^8/6^8 1 a^9b^5/a^3b^15 i don't know /=divided by

*Monday, October 7, 2013 by rockrboigurlluvr14*

**Math**

What is the MET level of a man running 7 mph, 5% grade?

*Sunday, October 6, 2013 by NM*

**Math**

Julie has been offered two jobs. The 1st one pays $400 per week. The 2nd job pays $175 per week plus 15% commision of her sales. How much will she have to sell i n order for the 2nd job to pay as much as the first? how do you do this? i don't know the steps to.

*Thursday, October 3, 2013 by Jenny*

**5th grade math help**

graph each integer on a number line -3

*Wednesday, October 2, 2013 by daniel*

**Shurley English Grade 4**

I'm suppose to write sentences from Grade 4 Shurley English book. I was suppose to bring book home and use page 25 - I forgot the book - anyone know what is on page 25? Thanks

*Wednesday, October 2, 2013 by Brayden*

**7th Grade Math**

Simplify Exponents ba*(2ba4)-3

*Sunday, September 29, 2013 by Millicent*

**Second Grade Reading**

Hello. I am a tutor. I tutor second grade students. I need a good website that will give me great tips on how I can better teach my students how to read, spell, and pronounce words. Can you please help me find a website like that?

*Saturday, September 28, 2013 by Qiayamah*

**grades**

your average grade if you get a b- then you get a d+ ?

*Thursday, September 26, 2013 by rockrboiluvr14*

**12th grade chemistry**

What is the structure for ethyl ethanamide? (Ie. c-c-N-c-c) ??? Thanks

*Tuesday, September 24, 2013 by Michaela*

**8th Grade Math**

25/50 x 60/70 x 100/200= 72 6/7

*Tuesday, September 24, 2013 by Nick*

**statistics**

suppose that grade point averages of undergraduate students at one university have a bell shaped distribution with a mean of 2.55 and a standard deviation of 0.43. Using the empirical rule, what percentage of students have grade point averages that are between 1.26 and 3.84

*Monday, September 23, 2013 by roy*

**math grade 10**

Solve 3p-6q = 0 4p+1q = 3 Using any method Thank you!!!!

*Monday, September 23, 2013 by rose*

**dma 040**

42 inch board is cut into 3 pieces. Piece 2 is twice as long as the 1st & 3rd piece. Piece 3 is three times as long as piece 1. Find inches of all three pieces

*Saturday, September 14, 2013 by Anonymous*

**pre-algebra**

There are 1,400 students in a school.The number of girls is 3/4 the number of boys.How many students are in the other grade levels if 1/6 of the girls and 1/5 of the boys in first grade?

*Thursday, September 12, 2013 by Fernando*

**Money and Banking**

1. A firm uses capital to produce revenue. The marginal revenue from the first 5 units of capital is as follows: 1st unit has MR 2.30, 2nd unit has MR 1.9, 3rd unit has MR 1.70, 4th unit has MR 1.35, and 5th unit has MR 1.15. If the interest rate is 50%, what is the optimal ...

*Sunday, September 8, 2013 by Anonymous*

**health 5 grade**

i need help in health subject for my son 5 grade Question 1- connect suppose you have a cold. this affects your physical health. does if affect your mental,emotional,family, and social health, too? explain why or why not. Question 2- practice healthful behaviors Make a list of...

*Friday, September 6, 2013 by niki*

**Math**

The fifth and sixth grades at Oak Street School are having fair.There are 50 students total and 3/5 of the students are fifth grade students.How many fifth grade students are entered in science fair?

*Wednesday, September 4, 2013 by Anonymous*

**Math**

The fifth and sixth grades at Oak Street School are having fair.There are 50 students total and 3/5 of the students are fifth grade students.How many fifth grade students are entered in science fair?

*Wednesday, September 4, 2013 by Anonymous*

**Math 6th grade**

Can you give me a word problem for 11/12 / 1/4?

*Tuesday, September 3, 2013 by Lauren*

**math**

The 1st 3 members of a team finished their laps with a mean time of 53 seconds. What mean time do the next 2 members will gine an overall team mean of 50 seconds?

*Tuesday, August 27, 2013 by Mase*

**math**

what does the word array mean in 3rd grade

*Friday, August 23, 2013 by abenezer*

**maths**

Calvin stays on the 7th floor in his building. Between each floor, there are exactly 12 stairs. If he starts from the 1st floor and climbs his way up to the 7th floor, how many stairs does he climb?

*Wednesday, August 21, 2013 by ashu*

**math**

Ez stop fast gas sold 10957 worth of gasoline yesterday. Redular grade sold for 2.30 a gallon and premium grade sold for 2.55 a gallon. If the station sold 420 more regular than premium, how many gallons of regular were sold

*Monday, August 12, 2013 by Anonymous*

**School**

I need to answer questions about school,(the topic I chose) but I don't get how to list the school options into my answers. It says: For this assignment, research school options available to you. List the top 10 schools from these options based upon your answers to the ...

*Tuesday, June 25, 2013 by Janess*

**grade 4 math**

exponential form of 59,187

*Thursday, June 20, 2013 by jexzey heily*

**math**

at2pma train leaves at 8pm 2nd train leaves at 162miles per hour faster than 1st train 2nd train takes over at10pm what are the speeds of the2 trains

*Monday, June 10, 2013 by pam*

**compound sentence**

1.There was no break between the breakfast and lunch crowds, so Zach's first break was around 2:00. 2.Then he made some notes for the owner, Melanie, who was also the cook on the second shift. I think the compound sentence is the 1st sentence

*Monday, June 10, 2013 by Jim Collum*

**Biostatistics**

Test the potency of a drug on 20 rats. Previous animal show that a 10-mg dose of drug is lethal 5% of the time within 1st 4 hours; of the animals alive at 4 hours, 10% will die in the next 4 hours. What is the probability that 3 or more rats will die in the first 4 hours.

*Saturday, June 8, 2013 by Cathy*

**9th grade math**

Solve -4(x-3)>2x A. x>6 B. x<2 C. x>3/2 D. x<-1/2

*Tuesday, June 4, 2013 by elia*

**Math**

Jon bought a car for 20000 and sold it for 30% profit. Then he bought another more expensive car and sold it for 30% loss. Wat was his overall profit or loss? I got 1st 26000 profit Then 18200 loss Overall? I minus them or??

*Sunday, June 2, 2013 by Katherine :))*

**5th grade math**

what is the common denominator to 3/5, 1/3, and 1/6

*Tuesday, May 28, 2013 by Kim*

**7th grade math**

Hello there! I am totally confused what does x = 4x+3+2x= 54/9 Thank you ;) & please help me!?!

*Monday, May 20, 2013 by Abby*

**Math**

Two bike riders ride around a circular track, 1st rider completes one round in 12 minutes, the second rider completes a round in 16 minutes. If they start at the same time and fo in the same direction, how many turn before they meet at the same place again.

*Thursday, May 9, 2013 by Ruth*

**stats**

It was thought that students who dressed more neatly received better grades. To test this idea, a researcher rated each student on neatness of dress and obtained their grades on a standard school achievement test. The data are presented below. Higher scores indicate higher ...

*Wednesday, May 8, 2013 by Anonymous*

**Physics**

Estimate the total binding energy for copper. 550 MeV Estimate the energy, in joules, needed to break a 3.0g copper penny into its constituent nucleons. E= in Joules Please help me out I got 1st part I need the Energy in joules am confused please help me out...thanks

*Tuesday, May 7, 2013 by Leila*

**12th grade goverment**

who could vote in elections for colonial legislatures

*Tuesday, May 7, 2013 by lindsey*

**5th grade math**

What is 508 times 7?Thanks if you help:)

*Monday, May 6, 2013 by Kim*

**Math**

I'm having a hard time coming up with the right equation to solve this one. E-Z Stop Fast Gas sold $10,957 worth of gasoline yesterday. Regular grade sold for $2.30 a gallon and premium grade sold for $2.55 a gallon. If the station sold 420 more gallons of regular than of ...

*Wednesday, May 1, 2013 by Ann*

**5th grade Math**

How do you add fractions with different denominators? Thanks if you help :)

*Wednesday, May 1, 2013 by Kim*

**Math**

A math class has girls and boys in the seventh grade and girls and 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 girls? Write your ...

*Wednesday, May 1, 2013 by MADISON*

**Biology**

Is 9th grade biology hard? Is it interesting...?? I love life science but I just wondering if 9th grade biology hard??? I'm taking biology next year.

*Monday, April 29, 2013 by Sarah*

**algebra1**

he drove an average of 50 mph for 6 h for the 1st 4 hours he drove 47 mph what was his speed for the ast 2 hours

*Sunday, April 28, 2013 by jj*

**10 grade algebra**

In the following system of equations, what does x equal? -10x - 2y = 56 6x - 2y = -40 x = 6 or x = -6 or x = 2 or x = -2

*Wednesday, April 24, 2013 by gage*

**Psychology**

Dr. Allen is trying to determine the best method by which to draw a comparison between the amount of time his students spend in the library to the grade point average of his students across the spectrum. Which research design should Dr. Allen follow, and why? Answer ...

*Tuesday, April 23, 2013 by J.J*

**4th grade math**

4 1/4 minus 1 3/4

*Monday, April 22, 2013 by jordyn*

**Math**

Ms Perez owns 2 properties in different towns. The 1st property is assessed at $125,000 and has a tax rate of $6.35 per 1000 dollars. The 2nd property has the same assessed value, but is taxed at the rate of $0.00587 per dollar. Derive the solution to the total tax obligation ...

*Friday, April 19, 2013 by Jane*

**3rd grade math**

What does 5 fracture each 1/2 mean?

*Thursday, April 18, 2013 by James*

**Math**

Meagan bought a 3 liter soda and a bag of cups to a party. Each cup holds a volume of 250ml How many cups will be needed for soda 12 Ms.Baggett took a total of 3 hours to grade 120 papers Which of the following can be used to find m the number of minutes Ms.Baggett took to ...

*Wednesday, April 17, 2013 by Jerald*

**programming**

Write a program that requests the numeric grades on a midterm and a final exam and then uses a Function procedure to assign a semester grade (A, B, C, D, OR F). The final exam should count twice as much as the midterm exam, the semester average should be rounded up to the ...

*Tuesday, April 16, 2013 by Shirley*

**math 4th grade**

how do you add 2/3 plus 5/8

*Tuesday, April 16, 2013 by daniel*

**5th grade math**

I don't get it! /is 20 times 5/6 greater than or less than 20

*Monday, April 15, 2013 by Sky*

**U.S/history AP**

1- -------.one of the ways that white southerners tried to keep blacks from voting.1st way they did this .This rule said that could only vote if your ancenstor voted in 1860.a.k.a. (MISSISSIPPI Plan). 2---------.as white southerners regained control of their governments they ...

*Monday, April 15, 2013 by joy*

**Algebra(1st one was typo)**

The function f(x)=x^3 +1/4 x −1^4 is a monotonically increasing function, hence it is injective (one-to-one), so its inverse function exists and is well defined. How many points of intersection are there, between the function f(x) and its inverse f^−1 (x) ?

*Thursday, April 11, 2013 by Jacob*

**stat probability**

An apartment building has the following apartments: 2 bdrm 3 bdrm 4 bdrm 1st floor 7 3 4 2nd floor 9 0 11 3rd floor 8 4 7 If an apartment is selected at random, what is the probability that it is a 2 bedroom apartment on the 3rd floor?

*Monday, April 8, 2013 by Lynn*

**FRENCHHHH**

conjugue les verbes a limparfait ou au passé compose guillame,quatorze ans,se rapelle son long sejour a l'hopital, quand il receivait la visite des animatuers de docteur clown,La premiere fois, j'ai cru(croire) qu'ils ______ (venir) d'une autre planete! J'____ (penser) que c...

*Monday, April 8, 2013 by Mia*

**LBCC**

An apartment building has the following apartments: 2 bdrm 3 bdrm 4 bdrm 1st floor 7 3 4 2nd floor 9 0 11 3rd floor 8 4 7 If an apartment is selected at random, what is the probability that it is a 2 bedroom apartment on the 3rd floor?

*Sunday, April 7, 2013 by Lynn*

**English III Love of Life By: Jack London**

Love of Life by Jack London I'm really having problems, how to start the body of my essay in this story. Can you give me some hint, how to make the 1st step? thank you :)

*Sunday, April 7, 2013 by Isis*

**7th grade math**

There are 150 students in 7th grade. After signing up for electives for next year, the counselor posted the following data: Art - 65 students Band - 70 students Theatre - 50 students Not all students signed up for an elective. Display this data using Venn Diagrams. I do not ...

*Saturday, April 6, 2013 by Renee*

**3rd Grade Math**

What is the sum of 4/10 and 55/100

*Wednesday, April 3, 2013 by Gillian*

**trig**

Indoor steps generally are steeper and have smaller landings. A staircase has a 9 inch vertical rise per step to get to the second floor of a house. If the angle of elevation is 36.8 degrees and there are 16 feet of horizontal space total for each of the landings combined, ...

*Wednesday, April 3, 2013 by Leia*

**pre calculus**

1.)A utility company has the following rate schedule for natural gas usage in a city’s business district: Monthly service charge: $8.80 Per therm service charge 1st 25 therms : $0.6686/therm Over 25 therms: $0.85870/therm (a) What is the charge for using 25 therms in one ...

*Tuesday, April 2, 2013 by alexis*

**Algebra 8th grade**

3a + 5b = 70 6a + 9b = 135

*Monday, April 1, 2013 by Anon*

**pre calculus**

If you are driving down a 10% grade, you will always 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 the “grade” relate to, and ...

*Monday, April 1, 2013 by sharon*

**algebra 10th grade**

Solve for x? 0 = -9/5 x -9

*Thursday, March 28, 2013 by mary*

**10 grade algebra**

solve 10(x+5)=130

*Tuesday, March 26, 2013 by mary*

**10 grade algebra**

Solve the equation 2(x =10)=80

*Tuesday, March 26, 2013 by mary*

**3rd grade math**

which fraction is less than 2/5 A. 2/3 B. 3/5 C. 3/4

*Wednesday, March 20, 2013 by mythreyee*

**3rd grade math**

which fraction is grater than 1/3 A. 1/2 B. 1/4 C. 1/5 D. 1/6

*Wednesday, March 20, 2013 by mythreyee*

**7th Grade Math**

What is arithmetic and geometric sequences?

*Monday, March 18, 2013 by Jessie*

**3rd grade math**

1/3 2-fracture each third, what does it mean.

*Monday, March 11, 2013 by Lilly*

**English**

i have a hard time calculating my grade & am in college. Please tell me the grade I have so far & will have, thank you!365 points in the course is needed. Lecture exams and quizzes are worth about 60% of the total grade &90 ≤ A 80 ≤ B < 90 70 ≤ C < 80 ...

*Monday, March 11, 2013 by jessica*

**Lang. Arts**

4. Identify the appositive phrase in the following sentence. Mrs. Talavera, an eighth grade teacher at Rosewood Middle School, led the community meeting about childhood obesity. A.Mrs. Talavera B.an eighth grade teacher at Rosewood Middle School C.led the community meeting D....

*Saturday, March 9, 2013 by Cassie*

**4th grade Algebra**

Evaluate the expression 15 - n when n= 9 I am not sure but is it 6?

*Thursday, March 7, 2013 by jared*

**math**

what is 31/3 simplified by idk(im in 5th grade)

*Wednesday, March 6, 2013 by aalaiyah*

**Reading**

What is a 2nd grade pronoun definition

*Monday, March 4, 2013 by Daviana*

**Writing**

2nd grade opinion pieces

*Thursday, February 28, 2013 by Anonymous*

**6th grade math**

n/4+32=72

*Tuesday, February 26, 2013 by Susan*

**6th grade math**

n/4 +32=32 I can get it n/4=40 but not sure how to get n by itself????

*Tuesday, February 26, 2013 by Susan*

**Math**

graph the data in each table Perimeters of Similar Rectangles x 1 2 3 4 5 P ? ? ? ? ? Graph P 40 30 20 20 0 1 2 3 4 5 6 7 8 9 X Area of Similar Rectangles X 1 2 3 4 5 A ? ? ? ? ? A 40 30 20 10 0 1 2 3 4 5 6 7 8 9 X 1st rectangle is one side x bottom 2x then they pretty much ...

*Monday, February 25, 2013 by Stephanie*

**5th grade math**

Is 3/9 <,>,= to 9/14?

*Monday, February 25, 2013 by arali*

**Statistics**

In your biology class, your final grade is based on several things: a lab score, scores on two major tests, and your score on the final exam. There are 100 points available for each score. However, the lab score is worth 15% of your total grade, each major test is worth 22.5...

*Tuesday, February 19, 2013 by Maria*

**Chemistry**

In a given 1st order reaction A ---> products, the initial concentration of A is 0.40 M. What will be the concentration of A after 15 seconds if the half-life of the reaction is 3 seconds? I found the concentration to be 1.25 x 10-2 M But then how do I find the rate ...

*Monday, February 18, 2013 by Marcus*

**DYNAMICS**

A particle travels along a straight line with a velocity v=(12-3t^2) m/s, when t is in seconds. When t=1s, the particle is located 10m to the left of the origin. Determine the accelaration when t=4s, the displacement from t=0 to t=10s, and the distance the particle travels ...

*Sunday, February 17, 2013 by HELP*

**physics**

a body moves in a straight line with initial velocity and uniform acceleration.find how far it travels in12s,given that it travel 246m in the 1st 6seconds,and 69m in the last 3seconds.find also the initial velocity.

*Wednesday, February 13, 2013 by Fatima*

**physics**

a body moves in a straight line with initial velocity and uniform acceleration.find how far it travels in12s,given that it travel 246m in the 1st 6seconds,and 69m in the last 3seconds.find also the initial velocity.

*Wednesday, February 13, 2013 by Fatima*

**physics**

a body moves in a straight line with initial velocity and uniform acceleration.find how far it travels in12s,given that it travel 246m in the 1st 6seconds,and 69m in the last 3seconds.find also the initial velocity.

*Wednesday, February 13, 2013 by Fatima*

**6 grade math**

(100-7•2+3)÷10 =

*Tuesday, February 12, 2013 by noahc*

**math 4th grade**

my mistake will it be 8

*Tuesday, February 12, 2013 by Lourane*

**math 4th grade**

now is the correct answer 4

*Tuesday, February 12, 2013 by Lourane*

**math 4th grade**

So Alyonka will the correct answer be 10

*Tuesday, February 12, 2013 by Lourane*

**statistics**

this is a problem in my statistics class, and I am lost to me, it is confusing or missing something here is the problem please help grade points are assignede as follows: a=4,b=3,c=2,d=1,f=0. grades are weighted according to credit hours. if a student receives an A in a four-...

*Sunday, February 10, 2013 by Cyn*

**Math**

Instructions Suppose we have a sequence (1), (2, 3), (4, 5, 6). (7, 8, 9, 10), (11, 12, 13, 14, 15), ... where (1) is the first element of the sequence, (2, 3) is the second, etc. What is the first number in the 100th element of the sequence? Be sure to do more than answer the...

*Saturday, February 9, 2013 by Stinkrat*

**math**

Jon and Anne had an equal aount of money. Jon spent $10. Anne spent $30. Now Jon has 2x as much as Anne. How did they each have at 1st?

*Thursday, February 7, 2013 by Anonymous*

**Math**

''Dan saved $463 over the 12 weeks of summer break He saved$297 of it during the last 4 weeks. How much did he save during the 1st 8 weeks.'' I have to draw a picture,write an equation,and write a variable.I don't know how to draw the picture or do the question. Will you help me?

*Thursday, February 7, 2013 by Kiley*

**Accounting**

The business was started on April 1st. I have the following events that happened: what accounts should I debit and credit? 1. Incurred advertising expense of $1,907 on account. 2. Hired park manager at a salary of $3,783 per month, effective May 1. 3. Sold 140 coupon books for...

*Wednesday, February 6, 2013 by Jacob*