Post a New Question | Current Questions
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 ...
Saturday, October 16, 2010 at 2:17am
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 ...
Friday, October 15, 2010 at 8:22pm
What do you think 24*3.7 is ???
Thursday, October 14, 2010 at 3:58pm
what is the answer for 11x-21=17-8x
Wednesday, October 13, 2010 at 8:56pm
Fourth grade math
what is the of 7n when n is 7565?
Wednesday, October 13, 2010 at 7:25pm
where do you add parenteses to get 6+6/6+6*6=6
Wednesday, October 13, 2010 at 4:22pm
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 at 9:16pm
what is the lcm of 15,25
Tuesday, October 12, 2010 at 8:20pm
what is the simplest form of 8/15
Tuesday, October 12, 2010 at 8:08pm
This is Geometry homework 7x+2y=10
Tuesday, October 12, 2010 at 6:10pm
HOW TO CONVERT IN TO MM?
Tuesday, October 12, 2010 at 11:34am
is 53 a monomial
Monday, October 11, 2010 at 9:39pm
8th grade math
is n^2-3 a monomial
Monday, October 11, 2010 at 9:32pm
what is the answer to the equation 4z-2=30?
Sunday, October 10, 2010 at 12:07pm
What is "h" in 5h+15-3h=32
Thursday, October 7, 2010 at 9:14pm
Wednesday, October 6, 2010 at 5:06pm
Tuesday, October 5, 2010 at 8:06pm
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 at 6:25pm
Tuesday, October 5, 2010 at 5:30pm
49 is 77% of what number?
Monday, October 4, 2010 at 10:59pm
WHAT IS THE GREENHOUSE EFFECT???
Sunday, October 3, 2010 at 8:45pm
what is accleration?
Saturday, October 2, 2010 at 2:14pm
Friday, October 1, 2010 at 4:38pm
Thursday, September 30, 2010 at 8:13pm
Hi im a 7th grader and there is alot of book reports and homework in the 7th grade i really dont 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 at 10:33pm
i need help with adjectives
Tuesday, September 28, 2010 at 11:46pm
what is science
Tuesday, September 28, 2010 at 6:11pm
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 at 9:03pm
Monday, September 27, 2010 at 8:53pm
What percent is 1.25 of 82
Sunday, September 26, 2010 at 8:05pm
1/9=a/a+24 I don't get this plez someone HELP
Sunday, September 26, 2010 at 6:32pm
How can I get rid of the -x this is the problem -x-6=-5 Thanks
Thursday, September 23, 2010 at 11:12pm
16y + 3=67
Thursday, September 23, 2010 at 5:12pm
what is isomers
Thursday, September 23, 2010 at 11:11am
6th grade math
what is 5c=2/3 divided by 2/3
Wednesday, September 22, 2010 at 6:36pm
5y-3/5=4/5 i dont understand how to do this
Wednesday, September 22, 2010 at 6:06pm
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 at 5:19pm
Math (Algebra Grade 8)
Tuesday, September 21, 2010 at 7:14pm
why is your loyal frend
Monday, September 20, 2010 at 2:23am
geography (grade 6)
5 disadvantages of trade?
Sunday, September 19, 2010 at 8:57pm
Three numbers whose sum is 15 are in an arithmetic progression. The product of the 1st two numbers is 2 more than the 3rd. Find the three numbers.
Sunday, September 19, 2010 at 8:34pm
1/3 x 1/3 ?
Saturday, September 18, 2010 at 5:09pm
7th grade math
Does 1/3 + 5/9 - 5/12 = 5/9 + 5/12 - 1/3 ? Explain Thank you :p
Saturday, September 18, 2010 at 3:38pm
need help with these problems can anyone help me- 2x-1=y 2x=y-6 3y=-6x x+4y=12 Thank you
Thursday, September 16, 2010 at 8:47pm
Thursday, September 16, 2010 at 12:50pm
11th grade math
Tuesday, September 14, 2010 at 10:45pm
Use the limit definition of the derivative to find f′(x) if 1. f(x) = x^2 + 3x 2. f(x) = 1/x + 1 now what i am confuse with is that there is no value given for x. So how is one suppose to do these problems. please show steps and this is just the 3rd chapter of my calc ...
Monday, September 13, 2010 at 7:09pm
solve (24e)^1/3 / (3e)^1/3
Monday, September 13, 2010 at 2:06pm
9TH GRADE MATH
Monday, September 13, 2010 at 7:47am
12th grade - Math
P(x) = 3x^3 - 7x^2 - 4x + 2 P(1 + √ 3) =
Sunday, September 12, 2010 at 5:14pm
8th Grade Algebra
3m - 10 = 2(4m -5)
Thursday, September 9, 2010 at 8:32pm
what is a controlled varible
Thursday, September 9, 2010 at 7:39pm
Thursday, September 9, 2010 at 5:54pm
9 th grade geomitry
how do you do 19= n - 9 ??????
Thursday, September 9, 2010 at 5:38pm
solve 3 - (2t + 5) = -12
Thursday, September 9, 2010 at 12:45pm
Wednesday, September 8, 2010 at 8:16pm
Wednesday, September 8, 2010 at 6:30pm
2/5 divided by 5/6
Tuesday, September 7, 2010 at 5:21pm
2x^2+6x-16 and 14x^2-3x-2
Monday, September 6, 2010 at 2:38pm
make the subject (p) p+3=(pq+r)/2
Monday, September 6, 2010 at 2:35pm
What are compatible numbers?
Thursday, September 2, 2010 at 10:32pm
algebra 8th grade
20÷ 4 ? 3/4 ÷ (1/2) use this <> and =
Wednesday, September 1, 2010 at 7:44pm
what is 1/6h = 9 and h=?
Tuesday, August 31, 2010 at 8:41pm
What is the independent variable?
Monday, August 30, 2010 at 6:54pm
Saturday, August 28, 2010 at 10:13pm
Thursday, August 26, 2010 at 8:15pm
what is the sequence to 1/2,0.5,50%,1/7,0.143,
Wednesday, August 25, 2010 at 9:58pm
what si 1.05 + 1.50
Wednesday, August 25, 2010 at 9:13pm
what is a root word
Tuesday, August 24, 2010 at 6:20pm
I need help with this problem. (b+7)(b+1) .
Monday, August 23, 2010 at 5:12pm
From a base elevation of 6300 ft. a mountain peak rises to a summit elvation of 14366 ft. over a horizontal distance of 15844 ft. Find the grade of the peak. The grade of the peak is ?%I do not even know where to begin with this. Does the 6300 ft.get subtracted from 14366 and ...
Monday, August 23, 2010 at 12:16am
Each of the following numbers was supposed to be rounded to two significant figures. For each one below, decide whether it was correctly rounded or not, and for those that were incorrectly rounded, correct them (a) 1.249 X 10 to the 3rd power. They said it rounded to 1.3 X 10 ...
Sunday, August 22, 2010 at 2:22pm
Friday, August 20, 2010 at 1:22am
can you help me figure this question out? In a race with five people, Betty finished ahead of David, and the same number of people finished before Betty that finished after David. Adam finished before Charles,and Betty finished after Edward. Who finished in 3rd place?
Wednesday, August 18, 2010 at 7:03pm
Tuesday, August 10, 2010 at 10:00pm
Tuesday, August 10, 2010 at 9:57pm
grade 12 math
determine the inverse of y=2(3)^x+1
Friday, July 30, 2010 at 11:13pm
in the ques they got a square divided in 2 each block has the number 4 in it and there r 4 block thats the 1st ques. the other 1 says 2 in the 1st and 2nd block and in the 3rd n 4th block it say 1 now hw to draw it on the grid
Saturday, July 24, 2010 at 4:35pm
63728 divided by 9
Sunday, July 18, 2010 at 5:01am
Four roommates are planning to spend the weekend in their dorm room watching old movies, and they are debating how many to watch. Here is their willingness to pay for each film: film 1st. 2nd. 3rd. 4th. 5th
Tuesday, July 13, 2010 at 10:39pm
let i = the square root of -1 with i to the 1st power =i, i to the 2nd power= -1, i to the 3rd power =-i , i to the 4th power=1 find ito the power 215
Monday, July 5, 2010 at 10:59pm
Monday, July 5, 2010 at 5:25pm
at a grand opening of a store, every 3rd person is given a balloon, and every 7th person is given a $5 coupon. if a person is selected at random from the first 100 people to shop there, whats the probability that the person will be given a balloon and a coupon? how do you do ...
Monday, June 28, 2010 at 2:15pm
In your biology class, your final grade is based on several things: a lab score, score 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 25% of your total grade, each major test is worth 22.5%, ...
Thursday, June 24, 2010 at 3:41pm
grade 9 algerbra
6=2/5(n-1) any help would be appreciated.
Sunday, June 20, 2010 at 7:17pm
math grade 9
Sunday, June 20, 2010 at 7:13pm
grade 9 math
X+6 ~ 5 = -2
Sunday, June 20, 2010 at 7:05pm
if f(x)=-8x + 8 and g(x)= x-9,what is (f,g)(18)?
Tuesday, June 15, 2010 at 12:11pm
How do you solve ac-bc-ad+bd
Monday, June 14, 2010 at 5:59pm
I'm reading a book , and I don't understand this small phrase. Could you please tell me what it means, thanks. ~Or they'll be so horrified by my mother's newly-found 'lifestyle' that they'll slowly start ignoring me. In tenth gradeat least in ...
Wednesday, June 2, 2010 at 6:41pm
what point represents the 3rd quartile in the box and whisker plot? . = point .5, .25, .35, .50, .70 the numbers will be arrange like this if it was in a box and whisker plot
Monday, May 31, 2010 at 6:24pm
6th grade math
4y-5=(6-2)y-25 I come up with 0 Can anyone help?
Wednesday, May 26, 2010 at 8:54pm
Algebra II Help
How do you solve this ; 5^(3y) = 8^ (y-1) I think the first step is (3y)log 5 = (y-1)log 5 2nd step:3ylog5 = ylog5-1log5 3rd step: 3ylog5 - ylog5 = -1log5 4th step: y(2ylog5 - log5) = -1log5 From here I don't know, normal if I got rid of the 2y I would divide -1log 5 by ...
Wednesday, May 26, 2010 at 5:06pm
Tuesday, May 25, 2010 at 5:01pm
what is 1.4 to the 11th power
Thursday, May 20, 2010 at 6:01pm
what is 9.8___=g
Wednesday, May 19, 2010 at 9:52pm
Is this anwser right 1,2,9,28,49
Monday, May 17, 2010 at 6:27pm
Algebra 9th grade
(6x^3 â 12x + 10) Ã· (3x â 3)
Sunday, May 16, 2010 at 4:03pm
Friday, May 14, 2010 at 10:09am
what is the antonym of/for guilty?????
Wednesday, May 12, 2010 at 8:24am
Pages: <<Prev | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | Next>>
Post a New Question | Current Questions