Monday
March 27, 2017

in Which set is 2/3 of the numbers composite? a. 21,29,15,9,27,30 b.18,5,19,33,23,20 c.10,28,21,35,19,11 d.34,12,16,32,22,8
Tuesday, October 4, 2011 by Anonymous

social psy
) Researcher wants to look at the correlation between class attendance and grade in class (higher numbers indicating a higher grade). The researcher found the following result r = .82. The correlation coefficient tells researchers two pieces of information, the strength of the...
Monday, October 3, 2011 by deb

what is 1/3 of 3/2? is that means multiply??? or devide???
Thursday, September 29, 2011 by Kate

pls help solving 4th math
1. Explain why you would use front end estimation. Gie an example of one time you might use it. 2. Explain in words how to add 234+467. Make sure to explain regrouping, if necessary. Thanks for your help!
Wednesday, September 28, 2011 by Kevin

physics
Which statements are true for the resistivity of a metal conductor: It depends on the temperature of the material. It becomes smaller as the cross-sectional area of the material becomes smaller. It is positive for copper but negative for carbon. It has units of ohms/meter. It ...
Wednesday, September 28, 2011 by isabelle

WHATS THE ANSWER TO 10 + ? = 20 + 110
Tuesday, September 27, 2011 by MAJESTI

how would you solve this? x - 5 <(or equal too) - 8
Tuesday, September 27, 2011 by Bryce

How do you do this 5a+(9)-12e*5a+(3)
Monday, September 26, 2011 by shay

i need help with variables and patterns algebra
Monday, September 26, 2011 by hannah

what is world culture
Thursday, September 22, 2011 by Ja'Shawn

Math
what is y+19=9 plz help me i don't understand this im in 7th grade >.>
Wednesday, September 21, 2011 by someone

3/4x-2/3x=2/5
Wednesday, September 21, 2011 by Carol

well i'm trying to do 49 x27 how would you do that?
Monday, September 19, 2011 by ashley

4h=31-3 h=?
Thursday, September 15, 2011 by Dacia

20 cents. but what if the next number is 1.5.Then how will i solve it.
Thursday, September 15, 2011 by Kate

but why is 2.0 bigger than 0.15?
Thursday, September 15, 2011 by Kate

what is a supplementary angle?
Wednesday, September 14, 2011 by saranghae12

Wednesday, September 14, 2011 by saranghae12

math
Polk Elementary School has three classes for each grade level,kindergarten through fifth grade.If there is an average of 27 students per classroom,about how many students attend Polk Elementary School?
Wednesday, September 14, 2011 by felix

what are the divisidles rules
Tuesday, September 13, 2011 by amber

what are the divisidles rules
Tuesday, September 13, 2011 by amber

Does (4+5) + 2 = 9+2? Explain
Monday, September 12, 2011 by Alex

interview some from 9/11
Sunday, September 11, 2011 by jonathan

describe yourself mathamatically
Sunday, September 11, 2011 by jonathan

what is the spot from which a ball is snapped in football?
Thursday, September 8, 2011 by Alexia

60x60x24x365x186000=???
Thursday, September 8, 2011 by kade

evaluate expression for the value given 4.9 +a for a = 37.2
Tuesday, September 6, 2011 by Faye

What are the multiplication combinations for 180?
Monday, September 5, 2011 by andy

prealgebra
IM stuck on a question. PLease help. A teacher is giving candy to his periods. First period gets 1/3 and 2nd period gets 1/4 and 3rd period gets 1/3 and finally 4th period gets 22 pieces. How many pieces did each period get? Im stuck!!
Wednesday, August 31, 2011 by randy

Is "quantity of" same as a multiplication problem?
Wednesday, August 31, 2011 by Aaron

math
i dot know how to do dividing apart and im in 5th grade
Tuesday, August 30, 2011 by lacie

estimate each sum or differnce. 7.4 + 3.1+ 9.8 How do I do this?
Thursday, August 25, 2011 by Alyssa

simplify 2(a^2+2b+2a^2)+b+2c answer: 4a^2+5b+2c also 6a^2-a^2+16=7a^2+16 correct??
Wednesday, August 24, 2011 by jill

algebra
27a squared b cube - 36a cube b squared + 18 a squared b squared + 9 a to the 4th b cube
Monday, August 22, 2011 by Anonymous

2 2/3 \ 1 5/6
Thursday, August 18, 2011 by Aaron

math
a 4 digit number my 2 nd digitis twice my 3 digit the sum of all my digits is 3 times greater than my last digit the productof my 3rd and 4th digits is 12 times greater than the ratio of my 2nd to 3rd whats my number?
Thursday, August 18, 2011 by richard

make F(x)=3/x-11 vertical asymptote
Saturday, August 13, 2011 by F(x)=3/x-11 vertical

math
what is (x to the 3rd power + x to the 2nd power) divided by ((x+4)(X-4)) multiplied by (x+4) divided by (3x to the 4th power + x to the 3rd power + 2x to the 2nd power)
Wednesday, August 3, 2011 by kellie

Math
Mr. Doodle’s grade distribution over the past 3 years for a course in college algebra is shown in the chart below. Grade Number A 45 B 180 C 110 D 95 F 65 I 5 If Jane plans to take a college algebra course with Mr. Doodle, determine the empirical probability that she ...
Wednesday, July 20, 2011 by Jen

(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Thursday, July 14, 2011 by Jen

stats
Can someone please help me, I have been working on this for 2 hours now and I keep getting a negative answer. You are given the following data. Number of Absences Final Grade 0 99 1 94 2 79 3 73 4 68 5 53 - Find the correlation coefficient for the data. - Find the equation for...
Thursday, July 14, 2011 by Celest

Math
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Thursday, July 14, 2011 by Jen

Math
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Thursday, July 14, 2011 by Jen

Wednesday, July 13, 2011 by flash

Math
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Wednesday, July 13, 2011 by Jen

Math-geometry
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Wednesday, July 13, 2011 by Jen

Math-geometry
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
Tuesday, July 12, 2011 by Jen

Biology
Human vision can distinguish objects down to about a 4th of a millimeter (~250 micrometers). Given this, which of the following are generally visible to the human eye? Proteins Bacterial cell Animal cell Poxvirus Ribosomes Plant cell None of the above I think none of the above...
Monday, June 20, 2011 by Kay

Math
The table below shows the number of molecules in experiment B. Time(h) : 1st , 2nd , 3rd , 4th , 5th No. of molecules : 3 , 8 , 15 , 24, 35 (i) how many molecules will there be in nth hour? (ii) from which hour onwards would the no. of molecules be in experiment B?
Saturday, June 18, 2011 by Smartypants

math
a number story for grade 4?
Wednesday, June 8, 2011 by tanvi verma

My sister in grade 5 needs help but i dunt exactly know how to do the answers myself, so if someone can help me out i can explain to her better. Thanks 3. You are using a tree diagram with 12 branches to show the possible outcome of a probability experiment What might the ...
Monday, June 6, 2011 by saira

Explain how to compare 0.34 and 0.27?
Monday, June 6, 2011 by Rae

science
7th grade..... what is the function of the retina in the eye ?:)<3
Thursday, June 2, 2011 by ruth a.

MAT/116
I was just wandering if this was correct? 1. Your company is planning to spend no less than \$80,000 and no more than \$100,000 on a landscaping project, which will be used as a promotional park that promotes your toaster manufacturing company. Write an inequality with a ...
Monday, May 30, 2011 by Vic

MAT/116
I was just wandering if this was correct? 1. Your company is planning to spend no less than \$80,000 and no more than \$100,000 on a landscaping project, which will be used as a promotional park that promotes your toaster manufacturing company. Write an inequality with a ...
Sunday, May 29, 2011 by Vic

school in general
Hi i have a question im currently in 7th grade but i was held back a year in first do you think there would be any possible way to advance to 8th grade just curios I believe I have a wide enough knowledge span to pull it off but im just questioning the wheter or not it would ...
Friday, May 27, 2011 by JESSE

help me Use the Quadratic Formula to solve N2=6n
Tuesday, May 24, 2011 by kayla

world issuse
I'm a 7 letter word u read daily,my 5th 6th and 7th letter increase each year,my 3rd n 4th letter are the same,my 3rd 2nd n 5th letter cover 75% of the world.
Tuesday, May 24, 2011 by dan

math
i'm in 5th grade what is 9/26 with a remander
Monday, May 23, 2011 by angelina

76 is what percent of 15??????????????????
Sunday, May 22, 2011 by Mbaintu

write the number13 inbase six
Saturday, May 21, 2011 by Raja

criminal justice
Prepare a 6–8 slide PowerPoint presentation that addresses the following questions: •What are some of the ways that organized crime impacts you and a community and/or city (of your choice) directly? (This element will account for 20% of your grade.) •What are some of the...
Wednesday, May 18, 2011 by nancy

How do you factorise?
Tuesday, May 17, 2011 by Z

how do you put 1 and 3/16 and 1 and 7/8 in simplest form and what is the answer?
Friday, May 13, 2011 by Aiyana

physics
If 7.00hp are required to drive a 1500-kg automobile at 66.0 km/h on a level road. What power is necessary to drive the car at 66.0 km/h down a 1.00 % grade? It requires 42.9 hp to drive the car at 66.0 km/h up a 10.0 % grade (a hill rising 10.0 m vertically in 100.0 m ...
Thursday, May 5, 2011 by Allison

Physics
If 7.00hp are required to drive a 1500-kg automobile at 66.0 km/h on a level road. What power is necessary to drive the car at 66.0 km/h down a 1.00 % grade? It requires 42.9 hp to drive the car at 66.0 km/h up a 10.0 % grade (a hill rising 10.0 m vertically in 100.0 m ...
Wednesday, May 4, 2011 by Allison

If the sum of 1! + 2! + 3! + 4! + ... + 49! + 50! is divided by 15, what is the remainder?
Wednesday, May 4, 2011 by Anonymous

2x-5y=14 3x+2y=40 what is the solve of xy ?
Tuesday, May 3, 2011 by Anonymous

2x-5y=14 3x+2y=40 what is the solve of xy ?
Tuesday, May 3, 2011 by Anonymous

how do you reduce 15/20 and 8/20?
Monday, May 2, 2011 by mary

math
in 4a and 4c there are same no of girls total there are 56 people in both the classes if 1/3 of people in 4a and 1/4th of people in 4c are girls find total number of girls in both the classes
Monday, May 2, 2011 by Anonymous

3.5 X 10 ________ 7 x 10^-9
Sunday, May 1, 2011 by john

Is it probable that the sun will become a supernova? Why or why not?
Friday, April 29, 2011 by Kallie

Is this correct? Tú salgas la escuela a las ocho.
Thursday, April 28, 2011 by Jodie-

math
An average score of 90 or above in a history class receives an A grade. You have scores of 90, 89, and 85 on three exams. Find the range of scores on the fourth exam that will give you an A grade for the course. (Let N stand for your score on the fourth exam.)
Wednesday, April 20, 2011 by lucy

system of equations thank you 2x+3y-17 3x+y=31 2(x-3y)=24 y=3x-2 2(x+4)=24 x+y=17
Wednesday, April 20, 2011 by amey

Stat
P(A)=.10, P(B)=.30, P(C)=.40, P(D)=.10, P(F)=.10. Determined the expected grade and variance for the course.
Sunday, April 17, 2011 by RB

4s + 3 -s = -6
Wednesday, April 13, 2011 by peyton

Does this answer seem correct. 2k+3=4k-5 2k-4k+3-3=-5-3 2k-4k=-5-3 -2k/-2k = -8/2 k=4
Tuesday, April 12, 2011 by brooke

Explain how you can find the product of 5 and 3/4.
Thursday, April 7, 2011 by Sarah

what are the factors of industrial development
Thursday, April 7, 2011 by hunt

science
I have two questions I need help with. First is a two word answer for _____ can occur when heat from a volcano melts snow on a mountain. Total of 12 letters, 2nd is a, 4th s, 12th t. Second question-what is a 7 letter word for a mixture of loose sand, rock, and water moving at...
Thursday, March 31, 2011 by ccrs

math
What is 5,280 feet divided by 26 miles? 5th grade
Thursday, March 31, 2011 by Vinny

ryhme scheme
6 grade poetry plz help im dislexic and retarted
Wednesday, March 30, 2011 by papa jack

use backtracking to solve each e quations ?. 2x +1=9, 7k-3=32, 5(n-8)=25 2(2t-1)=14 8x-1=63 ,2x-5=15,
Tuesday, March 29, 2011 by holiday

what is an equation?
Sunday, March 27, 2011 by holiday

what is an equation?
Sunday, March 27, 2011 by holiday

2x+7=4x+3 ? 3x+6=5x+1 ? 2n+6=8N+3 ? 6N+9=9n+6 ?
Sunday, March 27, 2011 by holiday

16 1/2 x 33 = is it 792
Sunday, March 27, 2011 by Sharon

(3/4) (1/-2) + (5/6) (-1/3)
Sunday, March 27, 2011 by brooke

Sunday, March 27, 2011 by brooke

s=5m find the area of square
Monday, March 21, 2011 by Sally

Multiply and divide. 1) -2 4/11(-2) 2) 5 1/7 / 4 1/8
Saturday, March 19, 2011 by Justin

4/6 of 18 is ?
Thursday, March 17, 2011 by Rosie

Wednesday, March 16, 2011 by casey

Wednesday, March 16, 2011 by casey

Wednesday, March 16, 2011 by casey

MATH
A track meet awards 6, 5, 4, 3, 2 and 1 points for 1st, 2nd, 3rd, 4th, 5th and 6th places, respectively. Team A’s only two runners originally earned 6 points in the ﬁrst race with both runners ﬁnishing in the top 6, but then the winner of the ﬁrst race ...
Wednesday, March 16, 2011 by ABC123DoReMi

English-writeacher
Hey, I just wanted to let you know that I got the grade back for that english paper you helped me write a few weeks back...the movie analysis on A Walk to Remember. I got a B! : ) But I have a chance to revise it according to the teachers comments and turn it in for a better ...
Tuesday, March 15, 2011 by y912f