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December 21, 2014

December 21, 2014

Post a New Question | Current Questions

**arithmetic**

The 8th term of an A P is 5times the third term while the 7th term is 9 greater than the 4th term.what are the first five term
*Friday, November 4, 2011 at 6:17am*

**7th Math**

A plumber must bend a piece of tubing twice, allowing 5/8 inch for each bend. use the total of 12 1/2, 16 3/4, and 18 3/4. To find the total length of tubing needed?
*Thursday, October 27, 2011 at 8:11pm*

**MAth grade 8**

y^2-4y+4/2-6y x 2y+4/3y^2-12
*Wednesday, October 26, 2011 at 10:04am*

**Maths Grade 8**

m^2-m-6 m^2 _________ x ______ m^2-9 m^2+2m
*Wednesday, October 26, 2011 at 9:44am*

**PLZ HELP....STATS**

You are given the following data. # of Absences Final Grade 0 96 1 92 2 71 3 66 4 60 5 51 A. Find the correlation coefficient for the data. B. Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
*Sunday, October 23, 2011 at 11:52pm*

**Stats**

You are given the following data. # of Absences Final Grade 0 96 1 92 2 71 3 66 4 60 5 51 A. Find the correlation coefficient for the data. B. Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
*Sunday, October 23, 2011 at 1:04pm*

**Math**

You are given the following data. # of Absences Final Grade 0 96 1 92 2 71 3 66 4 60 5 51 A. Find the correlation coefficient for the data. B. Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
*Friday, October 21, 2011 at 3:03pm*

**math**

the number of 5th grade students in a school is a prime number greater than 50.What is the least number of 5th grade students there could be in a school
*Thursday, October 13, 2011 at 5:05pm*

**math**

the chess club has 55 members 22 of them are in 6th grade what percent of the club is not in 6th grade
*Wednesday, October 12, 2011 at 8:08pm*

**arthmetic**

in an arthmetic progression or series,the 13th term is 27 and the 7th iterm is 3 times the 2nd term ,find first term the common difference the sum of rhe squence
*Wednesday, October 12, 2011 at 5:06am*

**math**

Studies have shown a particular television commercial is understood by 25% of first grade students and 80% of fourth grade students. If a television advertising agency randomly selects one first grader and one fourth grader, what is the probability neither child would ...
*Tuesday, October 11, 2011 at 12:05am*

**5th Grade Math**

I just wanted to Thank you Ms. Sue for the help my son is in 5th grade and some of his homework i don't understand, and i don't want him to turn it in wrong. So if i have more of an understanding then i can help him more with his homework so he gets a better ...
*Tuesday, October 4, 2011 at 9:58pm*

**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 at 2:23pm*

**math 11 grade**

How do you do this 5a+(9)-12e*5a+(3)
*Monday, September 26, 2011 at 9:10pm*

**6th grade math**

3/4x-2/3x=2/5
*Wednesday, September 21, 2011 at 4:44pm*

**social studies 7th**

Confused! Who were the presidents of the United States and of the Confederate States of America? My child has as an answer- The Union and the Confederacy each had a president. The president of the Union was Abraham Lincoln, while Jefferson Davis was the president of the ...
*Saturday, September 17, 2011 at 11:25pm*

**social studies 7th**

I am checking my child's homework. Can you help? During what years was the Civil War fought? My child's answer is- The Civil War was fought over the span of four years. I really do not think this is the answer the teacher will be looking for. What do you think? I ...
*Saturday, September 17, 2011 at 11:20pm*

**5th grade algebra**

4h=31-3 h=?
*Thursday, September 15, 2011 at 8:18pm*

**6th grade math**

but why is 2.0 bigger than 0.15?
*Thursday, September 15, 2011 at 4:15pm*

**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 at 2:55pm*

**third grade math**

Does (4+5) + 2 = 9+2? Explain
*Monday, September 12, 2011 at 7:29pm*

**6th grade**

interview some from 9/11
*Sunday, September 11, 2011 at 3:57pm*

**an all 7th gradesubjects**

hi is there any kind of way to calm yourself when you're so stressed out with homework and have to study for tests. I currently have so much homework everyday. please somebdy help me try to calm myself, i am so stressed out! Thank you!
*Thursday, September 8, 2011 at 8:35pm*

**6th grade math**

60x60x24x365x186000=???
*Thursday, September 8, 2011 at 9:21am*

**Math !!!!!!!! **

Ok i have a Summer Math Assignment & i really need help on this qs. it's part B of the qs. so i'll show you the whole thing Part 2. Extended Reponse Qs. (2 points each) Answer each qs.. Show all Work Qs. 5 Adrian correctly solved two equations in math class. Part A: ...
*Monday, September 5, 2011 at 4:33pm*

**English **

ok i'm going 2 the 7th gr. this week & i'm done with my summer reading. I just read 2 books this is my second book assignment so is this is good or not (if it need some grammer. PLZZZ ANSWER THIS ASAP PLZZZ The Skin I'm In By: Sharon G. Flake Main Events Every day ...
*Sunday, September 4, 2011 at 6:15pm*

**6th grade math**

2 2/3 \ 1 5/6
*Thursday, August 18, 2011 at 7:31pm*

**math**

on his first exam, he studied for 10 hours and went to tell the mall for 4hours, and got a score of 85. how long should he study to get a grade of 96 and go to the mall for 17 hours? grade varies directly with studying and inversely with going to the mall. is the answer 48hrs?
*Tuesday, August 2, 2011 at 12:30pm*

**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 at 10:08am*

**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 ...
*Tuesday, July 19, 2011 at 5:30pm*

**Math-Please help :(**

(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 at 10:42pm*

**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 at 9:21pm*

**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 at 6:13pm*

**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 at 4:48pm*

**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 at 8:06pm*

**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 at 6:39pm*

**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 at 12:00am*

**math**

a number story for grade 4?
*Wednesday, June 8, 2011 at 3:19am*

**math grade 5**

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 at 8:55pm*

**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 at 12:26am*

**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 at 11:55pm*

**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 210 D 95 F 65 I 5 If Jane plans to take a college algebra course with Mr. Doodle, determine the empirical probability that she ...
*Sunday, May 29, 2011 at 7:57pm*

**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 at 2:29am*

**math**

i'm in 5th grade what is 9/26 with a remander
*Monday, May 23, 2011 at 6:24pm*

**6th Grade Math**

76 is what percent of 15??????????????????
*Sunday, May 22, 2011 at 10:20am*

**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 ...
*Wednesday, May 18, 2011 at 1:03am*

**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 at 3:22am*

**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 at 3:38am*

**8th grade math**

2x-5y=14 3x+2y=40 what is the solve of xy ?
*Tuesday, May 3, 2011 at 11:23pm*

**8th grade math**

2x-5y=14 3x+2y=40 what is the solve of xy ?
*Tuesday, May 3, 2011 at 11:23pm*

**5th grade math**

how do you reduce 15/20 and 8/20?
*Monday, May 2, 2011 at 1:58pm*

**8th grade math**

3.5 X 10 ________ 7 x 10^-9
*Sunday, May 1, 2011 at 11:57pm*

**math **

find the greatest common factor and simplify your answer. 4v to the 7th power y to the 9th power and 16v to the 6th power x to the 8th power y to the 5th power.
*Thursday, April 28, 2011 at 5:45pm*

**math**

simplify, 4v to the 7th power y to the 9th power and 16v to the 6th power x to the 8th power y to the 5th power.
*Thursday, April 28, 2011 at 5:34pm*

**math**

4v to the 7th power y to the 9th power and 16v to the 6th power x to the 8th power y to the 5th power
*Thursday, April 28, 2011 at 5:02pm*

**math**

There are 283 students in Walley's school and 59 of them are in the sixth grade. What is the approximate percent of student at Walley's school who are in the sixth grade
*Wednesday, April 20, 2011 at 9:23pm*

**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 at 9:22pm*

**Spanish-7th please check**

Did I answer these correctly? ¿Qué necesitas para jugar al tenis? Necesito una raqueta y una pelota de tenis para jugar al tenis. ¿Cuándo juegas el ajedrez? Yo juego el ajedrez por la noche.
*Wednesday, April 13, 2011 at 3:35pm*

**grade nine math Polynomials**

4s + 3 -s = -6
*Wednesday, April 13, 2011 at 12:43pm*

**Math 7th**

In order to be allowed to go on a does trip, 80% of the students in a class must pads a pop quiz. If there are 26 students in the class. Approximately how many must pass the quiz?
*Thursday, April 7, 2011 at 8:00pm*

**Math 7th**

In order to be allowed to go on a does trip, 80% of the students in a class must pads a pop quiz. If there are 26 students in the class. Approximately how many must pass the quiz?
*Thursday, April 7, 2011 at 7:55pm*

**Math 7th**

A bus travels 480 miles on 8 hrs. At the same rate, how long would it take the bus to travel 735 miles?
*Wednesday, March 30, 2011 at 8:45pm*

**3rd grade math**

16 1/2 x 33 = is it 792
*Sunday, March 27, 2011 at 5:39pm*

**grade nine polynomials**

(3/4) (1/-2) + (5/6) (-1/3)
*Sunday, March 27, 2011 at 3:46pm*

**arithmetic**

use the geometric mean to find the 7th term in a geometric sequence if the 6th term is 50 and the 8th term is 18
*Thursday, March 17, 2011 at 12:35pm*

**Second Grade Fractions**

4/6 of 18 is ?
*Thursday, March 17, 2011 at 12:21am*

**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 at 8:29pm*

**math**

The first three terms of a geometric sequence are 2, 10, 50, and the 8th term has a value of 156,250. What is the value of the 7th term?
*Tuesday, March 15, 2011 at 5:11pm*

**pre algebra**

my grade is 83.17 in pre algebra in college, but the final exam is worth 300 points. If I got a B or B- or a C on the final, what would my grade be overall?
*Thursday, March 10, 2011 at 9:20pm*

**5th grade math**

is 13/20 greater than 3/4
*Tuesday, March 8, 2011 at 8:20pm*

**5th grade math**

3m=63
*Tuesday, March 8, 2011 at 5:26pm*

**7th social studies**

when they say profitable crop. do they mean that they can use it s money or doe they mean its something they can srnd it across seas or both? Other than the fact that pocahontas was the daughter of pawahtan and that she marries john rolfe is there any other thing important ...
*Saturday, March 5, 2011 at 10:50am*

**math**

Girls are one-half of the fifth grade class.Two-tenths of these girls have red hair.Red haired girls are what fraction of the fifth grade class?
*Wednesday, March 2, 2011 at 7:54pm*

**Spanish-7th grade-Please check my answers**

Could someone check these please?I had place a possessive adjective in place of el 1. El hermano de Juan y Pedro se llama Bret Answer: Su hermano se llama Bret 2.Replace los with possessive Los hermanos de Paco y Linda se llama Santiago y Jose Answer: Sus hermanos se llaman ...
*Tuesday, March 1, 2011 at 12:34pm*

**Unix Script**

"Using "if" statement checks for a file called "student.txt" in the current directory. Removes (deletes) the file if it exist. This file will collect last name, first name, and grade for 5 people. Use a while loop to get the information (last name, ...
*Saturday, February 26, 2011 at 9:43am*

**Physics**

I'm trying to help my 7th grader with homework and I don't know this stuff. How do you figure word problems based on newton's 2nd law. one problem is: What is the acceleration of a ball if a force of 20N is applied to the 8kg ball?
*Monday, February 21, 2011 at 9:16pm*

**Chemistry-help needed**

Can we use an ACS/AR grade chemical for UV spectrophotometric analysis? Or is it a must to use a chemical that is specially designated (SpectrAR grade) for UV analysis?
*Monday, February 21, 2011 at 5:15pm*

**MATHS,7TH CLASS**

A RIGHT ANGLED TRIANGLE ABC IS GIVEN,WHERE AB IS 5CM,AC IS 12CM,BC IS 13CM,AD IS AN ALTITUDE FROM A TO BC,FIND THE AREA OF THE TRIANGLE AND FIND AD ALSO.
*Saturday, February 19, 2011 at 9:18am*

**Chemistry-pls help**

Can we use an AR grade chemical for UV spectrophotometric analysis? Or is it a must to use a chemical that is specially designated (SpectrAR grade) for UV analysis?
*Thursday, February 17, 2011 at 2:39pm*

**Chemistry-help needed**

Can we use an AR grade chemical for UV spectrometric analysis? Or is it a must to use a chemical that is specially designated (SpectrAR grade) for UV analysis?
*Thursday, February 17, 2011 at 9:10am*

**Math**

Frank has a 65% chance of receiving an A grade in geology, a 60% chance of receiving an A grade in mathematics, and a 77% chance of receiving an A grade in geology or mathematics (or both). Find the probability that he receives A grades in both geology and mathematics. I get: ...
*Saturday, February 12, 2011 at 9:05pm*

**Statistics - can someone check me**

Frank has a 65% chance of receiving an A grade in geology, a 60% chance of receiving an A grade in mathematics, and a 77% chance of receiving an A grade in geology or mathematics (or both). Find the probability that he receives A grades in both geology and mathematics. P(geo ...
*Saturday, February 12, 2011 at 5:33pm*

**Pre-Calculus**

74. Road Grade When driving down a mountain road, you notice warning signs indicating that it is a "12% grade." This means that the slope of the road is -12/100. Approximate the amount of horizontal change in your position if you note from elevation markers that you ...
*Thursday, February 3, 2011 at 4:48pm*

**6th grade math**

What is 4 divided by n is 1/2?
*Sunday, January 30, 2011 at 3:50pm*

**6th grade math**

what is 1/4*1/2=4d?
*Sunday, January 30, 2011 at 12:12pm*

**6th grade math**

Is the answer to G - 2 2/5 = 5 4/5 G = 7 6/5 ?
*Sunday, January 23, 2011 at 10:19pm*

**6th grade math**

How many 5/6's are in 1? Is the answer 6/5 ??
*Saturday, January 15, 2011 at 8:08pm*

**9th grade alegbra**

solve -5/6=2/3(3c+4)
*Tuesday, January 11, 2011 at 10:09am*

**6 grade math**

Dividing 22/7 / 5
*Monday, January 10, 2011 at 7:23pm*

**HELP MATH **

lee looked at the results of an exam he had just given to his grade 2 math class. he saw that louise had a score of 95%. he also saw that the standard deviation for the test was 0. if arif was also in his grade 2 math class, what mark did arif get on the exam?
*Thursday, January 6, 2011 at 3:12pm*

**4th grade**

IF R X R X R = 27 AND R X B = 6 WHAT IS THE VALUE OF B X B X B
*Monday, January 3, 2011 at 7:44pm*

**5th grade math**

subtract 1/2 from 5/6
*Monday, January 3, 2011 at 7:12pm*

**4th grade**

if b x w = 24, b x b = 16 what is the value of w x w?
*Monday, January 3, 2011 at 6:42pm*

**law**

Over the past decade, some countries have shown high crime rates while other countries have lower crime rates. For example, the lowest homicide rates in 2000 existed in Saudi-Arabia and Japan, while France and Germany had the highest homicide rates. Their rates, however, were ...
*Sunday, January 2, 2011 at 7:27pm*

**law**

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 ways that law enforcement agencies are working to reduce these types of organized crime in ...
*Sunday, January 2, 2011 at 7:27pm*

**7th Pre-Algebra Word Problem**

Approximately one-seventh of the people in the United States are left-handed. The population of the United States is about 300 million. Write and solve an equation to estimate howmany people in the United States are left handed.
*Monday, December 20, 2010 at 7:33pm*

**5th grade**

7 5/12 - 5 7/12
*Tuesday, December 14, 2010 at 5:38pm*

**4th grade**

what is 27×19 in expanded algorithm?
*Monday, December 13, 2010 at 8:23pm*

**11th grade**

20xsquared+40 x+15=0
*Monday, December 13, 2010 at 8:22pm*

**Math 8th grade**

.02(2X-3)-0.03(3x(.2)=-.02
*Sunday, December 12, 2010 at 8:06pm*

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Post a New Question | Current Questions