# Homework Help: 3rd Grade

**probabilityv**

A school's administrators are concerned about absenteeism at their school and the eect it has on students' grades. The following data were compiled, based on a sample of students. Student's Absent Medium Absent Grade Infrequently Absent Frequently Low 1 9 8 Medium 6 35 7 High...

*Saturday, October 16, 2010 by lisa*

**Chemistry**

An atom contains a total of 25 electrons. When the atom is in the ground state, how many different principal energy levels will contain electrons? a. 1 b. 2 c. 3 d. 4 I really don't get this because I thought energy levels went like 2, 8, 18, 32, and 50, but 25 is between 18 ...

*Friday, October 15, 2010 by timmy123*

**9th grade**

Use the distributive property to simplify: 25(2x + 1/5).

*Friday, October 15, 2010 by TIM*

**7th grade**

I need you to help me pick a biome?

*Thursday, October 14, 2010 by shaunterica*

**7th grade**

wat its prime number

*Thursday, October 14, 2010 by mario*

**8th grade**

What is the meaning of seperation of powers

*Thursday, October 14, 2010 by beth*

**5th grade**

What do you think 24*3.7 is ???

*Thursday, October 14, 2010 by Jessica*

**5th grade**

addition subtraction multiplication and division

*Thursday, October 14, 2010 by harish*

**4th grade**

How many shapes have a perimiter that's 30 cm?

*Thursday, October 14, 2010 by Dianna*

**6th grade math**

What is the difference between -3celsius and 8 celsius

*Wednesday, October 13, 2010 by Linda*

**9th grade**

what is the answer for 11x-21=17-8x

*Wednesday, October 13, 2010 by berry*

**4th grade**

what is a question with the word there force

*Wednesday, October 13, 2010 by adrian*

**Fourth grade math**

what is the of 7n when n is 7565?

*Wednesday, October 13, 2010 by Joshi*

**7th grade**

where do you add parenteses to get 6+6/6+6*6=6

*Wednesday, October 13, 2010 by katie*

**8th grade math**

what is 66/99 in lowest terms or reduced

*Wednesday, October 13, 2010 by jasmine*

**5th Grade Math**

Which ones are prime numbers. 43, 87, 59, and/or 73.

*Wednesday, October 13, 2010 by Mikayla*

**5th grade math**

I don't get how to express the fraction 30/100 in 20ths.

*Wednesday, October 13, 2010 by Chris*

**Health**

How to develop a filing system and determine the number of shelves and the like that will be needed. hospital has asked to keep hard copy records for 4 years. number for the first year 25,000, 2nd - 28,000, 3rd - 32,000 and fourth 40,000

*Tuesday, October 12, 2010 by BJ*

**8th grade**

I need help with intergers 3.2x10 3

*Tuesday, October 12, 2010 by Alisha*

**6th grade math**

3 is to 15 as 4 is to___ would the blank be filled in as 20?

*Tuesday, October 12, 2010 by Solean*

**5th grade**

what is the lcm of 15,25

*Tuesday, October 12, 2010 by katria*

**6th grade**

what is the simplest form of 8/15

*Tuesday, October 12, 2010 by Anonymous*

**9th grade**

This is Geometry homework 7x+2y=10

*Tuesday, October 12, 2010 by Angie*

**8th grade**

HOW TO CONVERT IN TO MM?

*Tuesday, October 12, 2010 by JIM*

**8th grade**

is 53 a monomial

*Monday, October 11, 2010 by Johnston*

**8th grade**

What does "Le gusta aprender el espanol a ella?" Mean?

*Monday, October 11, 2010 by Anonymous*

**8th grade math**

is n^2-3 a monomial

*Monday, October 11, 2010 by Johnston*

**Math 11th grade**

How to solve system of equations 5a=5 6b-3c=15 2a+7c=-5

*Monday, October 11, 2010 by Shana*

**8th grade science**

why are neuclar waste products a problem?

*Monday, October 11, 2010 by jess*

**11th grade**

what are some greatest weeknesses of caesar rodney?

*Sunday, October 10, 2010 by Anonymous*

**8th grade**

what is the answer to the equation 4z-2=30?

*Sunday, October 10, 2010 by Anonymous*

**6th grade**

How do you solve a problem like this ? 16+14=14+w

*Saturday, October 9, 2010 by Lynn*

**6th grade**

how do you solve the math order of operations problem 8-(24/8)^2

*Friday, October 8, 2010 by sandra*

**7th grade**

What is "h" in 5h+15-3h=32

*Thursday, October 7, 2010 by Lucy*

**6th grade**

how do i answer this... Write a fraction that represents a ratio of 8 and 9????

*Thursday, October 7, 2010 by Anonymous*

**6 grade math**

Estimate a range for each sum example 7.42+13.97+101.2

*Thursday, October 7, 2010 by Anonymous*

**1st grade**

explain how you know the number that is 1 less than 100

*Thursday, October 7, 2010 by wences*

**8th grade**

how would you draw a square with a perimetr 8y?

*Thursday, October 7, 2010 by Anonymous*

**6th grade**

where can i find a map for ancient egypt 3100 B.C.?

*Thursday, October 7, 2010 by mike*

**6th grade**

I NEED EXAMPLES OF ARCHIPELAGO

*Wednesday, October 6, 2010 by alex*

**math 5th grade**

(17-A)SQUARED=2209 SOLVE FOR A

*Wednesday, October 6, 2010 by kim*

**8th grade**

what do you call someone who cant turn pancakes?

*Wednesday, October 6, 2010 by ben*

**12th grade**

deductive reasoning

*Wednesday, October 6, 2010 by kerri*

**8th grade**

solve 3m=8m

*Tuesday, October 5, 2010 by nicole*

**11th grade**

how do you determine what atom gained or lost electrons

*Tuesday, October 5, 2010 by Anonymous*

**Math.. 3rd time posting /: HELP PLEASE!**

Tell whether each number is a real number, rational number, irrational, interger, or whole number, and then order then from least to greatest. ( Square root sign) 49, 8, -( square root sign) 4, and -3.

*Tuesday, October 5, 2010 by Dawn*

**5th grade**

91 .12

*Tuesday, October 5, 2010 by CHANEL*

**7th grade**

49 is 77% of what number?

*Monday, October 4, 2010 by barb*

**6th grade**

evaluate 2x+5y for the given number of x and y for x=4,y=3

*Monday, October 4, 2010 by Anonymous*

**2nd grade math**

tell how 6+6 and 6+8 are related

*Monday, October 4, 2010 by angela*

**8th grade math**

What value will make the equation 6(x+5)=3(x-14) true?

*Monday, October 4, 2010 by evelyn*

**6th grade**

WHAT IS THE GREENHOUSE EFFECT???

*Sunday, October 3, 2010 by TYLER*

**7th grade**

an algebraic expression for p+3 and show me how to do it

*Sunday, October 3, 2010 by angel 03*

**11th grade**

How do you solve for x^2 + square root of 6 times x -3 is > or = to 0?

*Saturday, October 2, 2010 by Mike*

**6th grade**

what is accleration?

*Saturday, October 2, 2010 by mariam*

**12th grade economics**

what does the process of specialization do for the economy?

*Saturday, October 2, 2010 by alexis*

**7th grade**

i don't kow how to sole this equation 5x-10=2x-7 can u help me

*Friday, October 1, 2010 by katie*

**9th grade**

1x/5+4x/9=11

*Friday, October 1, 2010 by Anonymous*

**10th grade**

HOW DO YOU YOU ADD ALL THE HEARD MATH WITH THE EASY

*Thursday, September 30, 2010 by BRIA*

**5th grade**

62.7-43.85

*Thursday, September 30, 2010 by Anonymous*

**i dont know :|**

if in england you are in senior school in yr 8 what grade would you be in in america?

*Thursday, September 30, 2010 by aNoNyMoUs <3*

**12th grade**

how high above the water is the center of the hoop?

*Thursday, September 30, 2010 by Anonymous*

**8TH Grade social studies**

what does the constitution define treaty as?

*Wednesday, September 29, 2010 by Michelle*

**7th grade**

Hi im a 7th grader and there is alot of book reports and homework in the 7th grade i really don't have time to do all that because im in extra cericular activities and i need to be passing all of my classes to be in my activities can somebody please help me by telling me a ...

*Wednesday, September 29, 2010 by Hailey*

**5th grade**

What do parentheses mean in Math?

*Wednesday, September 29, 2010 by Courtney*

**1st grade**

i need help with adjectives

*Tuesday, September 28, 2010 by Dominic*

**4th grade**

describe effects of glacier

*Tuesday, September 28, 2010 by alla*

**5th grade math**

what is the answer to: 16-(3x2)x 2

*Tuesday, September 28, 2010 by Margo*

**MATH 9 th grade**

The difference of 22 and the quotient of a number m and 4 is 54 ?

*Tuesday, September 28, 2010 by Keila*

**9th grade MATH**

The sum of 14 and twice a number y is equal to 78 ?

*Tuesday, September 28, 2010 by Keila*

**8th grade**

what is science

*Tuesday, September 28, 2010 by mary*

**9th grade**

The islamic ...and Arabic ... held the empire together

*Tuesday, September 28, 2010 by Shannon*

**12th grade**

At 1p.m. I will be feeding the dogs. At the house.

*Tuesday, September 28, 2010 by Renee*

**3rd gr math**

tyrell says $750 is about $800. Sara says $750 is about $700. Who is correct? Explain? Its number sense.

*Monday, September 27, 2010 by nancy*

**5th grade**

unscramble orisednoda

*Monday, September 27, 2010 by terrance*

**9th grade**

I don't get this at all please help Density problems

*Monday, September 27, 2010 by Jeraven*

**12th grade**

how to calculate the mole fraction to hexan. Thanks

*Monday, September 27, 2010 by Jan*

**6th grade social studies**

unscramble artiotinm

*Monday, September 27, 2010 by ana*

**11th grade**

What percent is 1.25 of 82

*Sunday, September 26, 2010 by Anonymous*

**9th grade**

1/9=a/a+24 I don't get this plez someone HELP

*Sunday, September 26, 2010 by miranda*

**8th grade**

How can I get rid of the -x this is the problem -x-6=-5 Thanks

*Thursday, September 23, 2010 by ray*

**6th grade**

a number is one thousands of 78,962

*Thursday, September 23, 2010 by Anonymous*

**10th grade**

what is the thrid possible lenghts of 4in.and 7in.

*Thursday, September 23, 2010 by chayanne*

**10th grade**

how do I write and start a two voice poem?

*Thursday, September 23, 2010 by anal*

**6th grade**

what is the given value of the variable a+4 diveded by 8 a=3.75

*Thursday, September 23, 2010 by tom*

**10th grade**

--> BD bisects <adc, m<1=5x-3, and m<2=x+25. find the value of X

*Thursday, September 23, 2010 by m*

**1st grade**

what is 25,ooo plus 12,000?

*Thursday, September 23, 2010 by hdavi6*

**8th grade**

16y + 3=67

*Thursday, September 23, 2010 by Pam*

**1st grade**

what is isomers

*Thursday, September 23, 2010 by Anonymous*

**8th grade**

14cents/ounce=$____lb

*Thursday, September 23, 2010 by liza*

**7th grade math**

order of operations 11, 10, 15, 20, 3 = 6

*Wednesday, September 22, 2010 by will*

**6th grade math**

what is 5c=2/3 divided by 2/3

*Wednesday, September 22, 2010 by john*

**9th grade**

5y-3/5=4/5 i don't understand how to do this

*Wednesday, September 22, 2010 by shell shell*

**Math**

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 four first tests is 88.5. What is the lowest average he could get on his next two tests and still ...

*Wednesday, September 22, 2010 by Katherine*

**1st grade**

it said list your five sensea

*Wednesday, September 22, 2010 by jhamlet*

**5th Grade Math**

What is the communitive property.

*Wednesday, September 22, 2010 by Mikayla*

**10th grade**

What is characterization of the Stranger in "War Prayer"?

*Wednesday, September 22, 2010 by Chris Dane*

**3 grade**

explain why 24,005 is greater than 8,999.

*Tuesday, September 21, 2010 by Anonymous*

**Math (Algebra Grade 8)**

2x+5=-7?

*Tuesday, September 21, 2010 by Erika*

**10th grade**

how would you use the word civility in a sentence

*Tuesday, September 21, 2010 by kedija*