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April 20, 2014

April 20, 2014

Post a New Question | Current Questions

**algebra**

I made the correction below let her regular rate be $x per hour let her overtime rate be $y per hour first week: 40x + 7y = 390 2nd week: 42x + 8y = 416 1st equat x 8 ---> 320x +56y = 3120 2nd equt x 7 ---> 294x + 56y = 2912 subtract 26x = 208 x = 8 substitute x = 8 40x...
*Saturday, January 15, 2011 at 2:14pm*

**8th grade Math**

look at the first entry in the table if x = - 4, y = 4 now look at each rule 1st rule says, that y = -x ( y equals the neg of x) 2nd rule says, y = -4 (the value for y is -4) 3rd rule says y = 2x (y is two times the value of x) 4th rule y = x (y and x are the same) since if x...
*Thursday, January 13, 2011 at 6:23pm*

**Algebra 2**

sorry, I didn't see your 2nd line after "or", so the correction applies to your first line/answer
*Tuesday, January 11, 2011 at 10:32pm*

**Money Sense**

which do individuals usually hve more control over? How much they make or how much they spend? i think its 2nd one?
*Tuesday, January 11, 2011 at 6:34pm*

**Algebra**

let a = 1st angle, b = 2nd angle a + 1/4 b = 63.75 a + b = 90 solve this set of equations for your answer
*Saturday, January 8, 2011 at 9:49pm*

**reimbursement methodologies**

@Sra, I didn't see any form that I looking for on that link. @Shannon, is a Health Info.Management Tech. 2nd edition. Thank u.
*Saturday, January 8, 2011 at 4:02pm*

**3rd grade Math**

I would be very interested to learn how a grade 3 teacher would handle this type of question without relying on algebraic methods such as shown above by PsyDAG and helper. This sure looks like some fancy advanced grade 3 stuff.
*Thursday, January 6, 2011 at 12:46pm*

**Math**

The "4" could be in the first place, the 2nd place, or the 3rd place so you could have 4 _ _ (odd) or _ 4 _ (odd) or _ _ 4 (odd) the first of these could be done 1 x 5 x 4 x 4 = 80 the 2nd 5 x 1 x 4 x 4 = 80 the 3rd 5 x 4 x 1 x 4 = 80 for a total of 240 explanation ...
*Wednesday, January 5, 2011 at 6:05pm*

**Algebra**

An easier way than what? In these kind of problems you have to find which of the three variables, either time, distance or rate, are equal. In this case, at the moment the 2nd train catches up to the first, they will have gone the same distance. let the time taken for the 2nd ...
*Monday, January 3, 2011 at 9:21pm*

**algebra**

Let's factor r^2 + 7r + 10. When we factor a trinomial, we get the product of 2 binomials. 1. First, we replace r^2 with r*r: (r + )(r + ), 2. We eliminate 7r, and 10 by finding 2 numbers whose product equals 10 and their sum equals 7: 10 = 1*10 = 2*5. We select 2, and 5 ...
*Friday, December 24, 2010 at 4:36pm*

**College Algebra**

simplify x-2/8x to the 2nd power - 32
*Thursday, December 23, 2010 at 4:18pm*

**3rd grade Shurley English**

All are correct. That is very impressive for third grade level.
*Wednesday, December 15, 2010 at 8:29pm*

**7th grade**

Okay, so what are the axiom names? (honors math) Should this go in the 8th grade place? Oh well...
*Monday, December 13, 2010 at 7:01pm*

**7th grade science?**

Please identify the School Subject other than 7th grade. Sra
*Monday, December 13, 2010 at 6:24pm*

**8th grade**

8th grade is NOT the School Subject. Select that carefully so the right teacher will read and answer y our post. Sra
*Saturday, December 11, 2010 at 1:48am*

**Pre Calc**

f(x,y)=ln(5x^2-7y^3) Find ALL 2nd derivatives. fxx,fxy,fyx,fyy
*Friday, December 10, 2010 at 5:22pm*

**2nd grade**

Try some of the following links: http://search.yahoo.com/search?fr=mcafee&p=why+flat+surfaces+on+a+rectangular+prism+ar+called+faces Sra
*Thursday, December 9, 2010 at 8:46pm*

**5th grade**

how to do a double line graph with 2 superbowl teams scores with their mode median,and range for the first seven games. this is so hard for fifth grade. i need help
*Thursday, December 9, 2010 at 12:42pm*

**6th grade**

The School Subject is not 6th grade. Perhaps MATH ? Label carefully. Sra
*Tuesday, December 7, 2010 at 2:27am*

**College physics-oscillations**

By Newton's 2nd law, you'll get a=-(m/k)â–³x Therefore w=(m/k)^(1/2) f=w/2pi=(1/2pi)*(m/k)^(1/2)
*Sunday, December 5, 2010 at 2:26am*

**Math**

Here is basically the simplest way to do these type of questions. I will assume you are familiar with the CAST rule and have a calculator. 1. Use the absolute value of the given constant and use the inverse of the given trig ratio. in this case, enter 2nd cos .6951 and press ...
*Saturday, December 4, 2010 at 11:03pm*

**10th grade**

10th grade is NOT the School Subject. Math, perhaps? Please label carefully so the right teacher will read and answer your post. Sra
*Friday, December 3, 2010 at 8:54pm*

**English(how is it?)**

If the 12th grade was abolished, then the 11th grade would seem like 12th grade and the same thing would happen..
*Thursday, December 2, 2010 at 10:22am*

**6th grade**

Of the sixth-grade students surveyed, 12% bring their lunches to school. Suppose 24 sixth-graders do this? How many sixth-grade are at the school?
*Wednesday, December 1, 2010 at 11:56pm*

**5th grade**

Select the School Subject carefully = MATH, for example? Labeling it 5th grade, you take the chance of no one's reading it. Sra
*Wednesday, December 1, 2010 at 10:44pm*

**7th grade**

The School Subject should be math? Then the right teacher will read it and answer it. 7th grade means most people will skip it. Sra
*Wednesday, December 1, 2010 at 5:58pm*

**4th grade**

The School Subject is not 4th grade. Label it carefully (math, perhaps?) so the right teacher reads and answers it. Sra
*Wednesday, December 1, 2010 at 10:10am*

**math **

they are two separate sentences the 2nd one starts with Each
*Tuesday, November 30, 2010 at 9:33pm*

**Science (6th grade, but actual 7th grade paper)**

on the long ramp because it has a higher degree of potential energy
*Tuesday, November 30, 2010 at 9:07pm*

**childcare**

2nd the agreement.
*Tuesday, November 30, 2010 at 8:44pm*

**8th grade math**

hi my name is kendall in 9 in 4th grade i want to skip grades im a nerd im very smart and I talk alot but I stop talkng in school so I hope you help me skip grades to 7th grade thank you.
*Sunday, November 28, 2010 at 10:36am*

**English**

A favor might not be physical while the 2nd one probably is. Sra
*Friday, November 26, 2010 at 2:17am*

**algebra2**

Please check your Eq. Should it be of 2nd degree?
*Monday, November 22, 2010 at 11:10pm*

**6th grade**

The School Subject is NOT 6th grade. Please label it carefully (MATH, for example?) so that the correct teacher will read your post & answer it. Sra
*Monday, November 22, 2010 at 9:23pm*

**Statistics/2nd post**

P-value is the probability of a type I error.
*Monday, November 22, 2010 at 7:24am*

**Statistics/2nd post**

How is the p-value of a hypothesis test related to type I and type II error?
*Sunday, November 21, 2010 at 10:49pm*

**6th grade**

Please identify the School Subject carefully, not your grade, so the right teachers read and answer your post. Sra
*Friday, November 19, 2010 at 12:00am*

**8th grade**

Please identify the School Subject correctly (MATH, for example, Algebra, etc.) for the correct teachers to read and answer your post. 8th grade will not do it. Sra
*Thursday, November 18, 2010 at 10:51am*

**MATH HELP NEEDED**

combine 2nd and third
*Thursday, November 18, 2010 at 10:43am*

**4th grade algebra**

-21... oh the days of fourth grade... have fun!
*Wednesday, November 17, 2010 at 8:26pm*

**math**

At Smart Middle School students are required to take 7 classes each grading period. At the end of each grading period a student is assigned a final grade (A, B, C, D or F) for each class for the grading period. A student’s overall grade point average for the grading ...
*Tuesday, November 16, 2010 at 11:18pm*

**8th grade**

Maybe you should just make it as math instead of 8th grade. I suggest you post it agin.
*Tuesday, November 16, 2010 at 1:52pm*

**9th grade**

Please select the School Subject carefully so the proper teacher will read and answer it. Not 9th grade. Sra
*Tuesday, November 16, 2010 at 2:45am*

**11th grade**

Please select the School Subject carefully so the proper teacher sees it and answers it. 11th grade is not it. Sra
*Tuesday, November 16, 2010 at 2:44am*

**8th grade**

Please select the School Subject carefully. 8th grade will not get the proper teacher to read and answer your post. Sra
*Tuesday, November 16, 2010 at 2:33am*

**8th grade**

At Smart Middle School students are required to take 7 classes each grading period. At the end of each grading period a student is assigned a final grade (A, B, C, D or F) for each class for the grading period. A student’s overall grade point average for the grading ...
*Monday, November 15, 2010 at 10:40pm*

**Physics**

Two People who weigh the same climb a flight of stairs. The 1st person climbs the stairs in 30s, and the 2nd person climbs them in 40s. Which person does more work? which uses more power. - I would personaly think the 2nd person does more work and power cus she weights the ...
*Monday, November 15, 2010 at 7:50pm*

**Physics**

Two People who weigh the same climb a flight of stairs. The 1st person climbs the stairs in 30s, and the 2nd person climbs them in 40s. Which person does more work? which uses more power. - I would personaly think the 2nd person does more work and power cus she weights the ...
*Monday, November 15, 2010 at 7:49pm*

**Math**

At Smart Middle School students are required to take 7 classes each grading period. At the end of each grading period a student is assigned a final grade (A, B, C, D or F) for each class for the grading period. A student’s overall grade point average for the grading ...
*Monday, November 15, 2010 at 5:40pm*

**5th grade**

My daughter is taking OLSAT test for gift & talented middle school. All practice questions I find are for Kindergarten or 1st grade. Any ideas on how she should prepare? Thank you.
*Sunday, November 14, 2010 at 10:20pm*

**Chemistry**

In calcium, the electron configuration is 2-8-8-2. Why does the 3rd level have more energy than the 2nd if they're both 8?
*Saturday, November 13, 2010 at 3:33pm*

**physics**

A dinner plate drops and breaks. This best illustrates the ______ law of THERMODYNAMICS A. 1st b. 2nd c. 3rd d. 4th
*Friday, November 12, 2010 at 12:59pm*

**10th grade**

The School Subject is NOT 10th grade. Please label it correctly so the right teacher sees your post and reads it. Sra
*Wednesday, November 10, 2010 at 2:11am*

**11th grade**

Labeling the School Subjct "llth grade" may not get the teacher you need to read your post. Sra
*Tuesday, November 9, 2010 at 12:58am*

**11th grade**

Please identify the School Subject carefully. 11th grade will not get the right teacher reading your post. Sra
*Sunday, November 7, 2010 at 1:52pm*

**1st grade**

ha! im in 5th grade and i dont even know what your talking bout> sorryyy
*Thursday, November 4, 2010 at 10:33pm*

**comparing fractions**

at Morris Elementarhy there are 45 students in each grade, four though six. In the fourth grade, 19 participate in sports after school. Two out of every six fifth grade play sports after schoo;. In the sixth-grade class, seven of every ten students are not playing sports. ...
*Wednesday, November 3, 2010 at 12:11am*

**math 5TH GRADE**

at morris elementary there are 45 students in each grade, four though six. In the fourth grade, 19 participate in sports after school. Two out of every six fifth graders play sports after school. In the sixth-grade class, seven of every ten students are noot playing sports. ...
*Tuesday, November 2, 2010 at 11:56pm*

**english 6th grade**

Please help Ms.Sue its a six grade level.
*Tuesday, November 2, 2010 at 4:47pm*

**science**

I mean Is 2Ag+S the same as Ag2S? The 2nd 2 is supposedly a subscript
*Tuesday, November 2, 2010 at 1:47pm*

**2nd grade,science**

What do you do every day, for example? Eat, drink, sleep, etc. Here are some links you might visit to get ideas: http://search.yahoo.com/search?fr=mcafee&p=things+all+living+th+ings+do Sra
*Sunday, October 31, 2010 at 2:57pm*

**7th grade**

my grade c and d please help
*Friday, October 29, 2010 at 3:09pm*

**Math**

find the the 2nd derivative and set equal to zero in order to find inflection points of the function f(x)=1/(5x^2+4)
*Friday, October 29, 2010 at 5:10am*

**2nd Grade**

First of all, please do not use capital letters (upper case) because in computer language it is like SHOUTING, and that is impolite. Another disadvantage is that it is much more difficult for us to read. some volunteers will not attempt to read it. Now, for your answer, please...
*Wednesday, October 27, 2010 at 2:36am*

**2nd grade reasoning**

Explained: Look at the question: My tens digit is double my ones digit. I am less than 70 and greater than 60. what number am I? So 10’s digit is double my 1’s digit. 10's digit can only be in the range of 60 and 70, [61-69] So The 10's digit has to be 6 Read...
*Wednesday, October 27, 2010 at 12:59am*

**Chemistry**

38.9 for the first one. 75.2 for the 2nd one.
*Tuesday, October 26, 2010 at 9:19pm*

**:( math**

I think Bosnian's 2nd answer is right. I made a mistake on mine.
*Tuesday, October 26, 2010 at 9:56am*

**math**

How do you find the rule of the sequence if the 2nd term is 40057.07 and the 5th term is 19192.53
*Monday, October 25, 2010 at 9:52am*

**english**

I'm a 8th grade student and i need to write a Proffesional Business letter to My 7th grade english Teacher can you help?
*Friday, October 22, 2010 at 5:29pm*

**Computer Science**

The Netbeans IDE runs only Java, so there is no ambiguity. You need a nested if statement, which should be indented properly. I will give an example of how the if statement should work, you will have to rework the numbers to suit your teacher's question. // Declare score, ...
*Monday, October 18, 2010 at 11:04am*

**physics**

ignoring air resistance? V^2=2gh 2nd part: 1/2 m vf^2+frictionforce*h=mgh solve for frictionforce
*Sunday, October 17, 2010 at 6:38pm*

**Math**

Use 2nd Fundamental Theorem of Calculus to find derivative of f(x) = integral of 2x^2 to x-5 of square root of Sin(t)dt. Please help.
*Sunday, October 17, 2010 at 3:41am*

**Physics- Newton's 1st and 2nd Law**

Thank you so much for the help!!
*Thursday, October 14, 2010 at 7:04pm*

**chemistry**

so which ionization is used, Ist, 2nd or 3rd. So with that value do you just divide that by the Atomic weight of Cs?
*Wednesday, October 13, 2010 at 2:24pm*

**Honors Pre-Cal**

a) standard form is the simplest version of the equation. so the standard form would be x^2-1. (-4+3= -1) b) because this is a parabola, the vertex if the lowest or highest point on the graph. Put the equation into your calculator and (2nd)(trace)maximum or minimum to find the...
*Sunday, October 10, 2010 at 4:07pm*

**english grade 1**

how to teach interrogative and relative pronoun to grade 1 students
*Sunday, October 10, 2010 at 6:46am*

**5th grade math**

I'm in 6th grade and I've never heard of this.
*Friday, October 8, 2010 at 3:17pm*

**Algebra**

[4x - 4] = 8x + 16. There are 2 possible solutions: 4x - 4 = +- (8x + 16), First Eq: 4x - 4 = +(8x + 16), 4x - 8x = 16 + 4, -4x = 20, x = -5. 2nd Eq: 4x - 4 = -(8x + 16), 4x - 4 = -8x - 16, 4x + 8x = -16 + 4, 12x = -12, x = -1. Check 1st Eq: [4*-5 -4] = 8*-5 + 16, [-24] = -24...
*Tuesday, October 5, 2010 at 10:01pm*

**MATH ALGEBRA (2ND TIME POSTING! ) Please Hlep!! :)**

You're more likely to get help if you post your answers and the parts you don't understand.
*Tuesday, October 5, 2010 at 6:56pm*

**2nd part Maths - trig**

3tan^2 = 1 tan^2x = 1/3 tanx = ± 1/√3 x = 30°, 150°, 210° or 330°
*Sunday, October 3, 2010 at 7:09pm*

**college physics (bob again**

and where did the uto the 2nd come from?
*Friday, October 1, 2010 at 9:50pm*

**2nd grade**

I suggest your son use this map to model the base of the project. To show which areas are higher than others, you could use playdough or other clay. Wadded up tissues or other paper and glue could also be used to show mountains. http://www.netstate.com/states/geography/...
*Saturday, September 25, 2010 at 6:29pm*

**Religion**

Yes, I could agree with your interpretation of the 2nd verse's meaning
*Thursday, September 23, 2010 at 6:26pm*

**Spanish**

For the 2nd, since the question is "tu amigo" is better with Mi amigo. Sra
*Thursday, September 23, 2010 at 12:35pm*

**physics**

a car traveling at 7.0 m/s accelerates uniformly at 2.5 m/s to the 2nd power to reach a speed of 12.0 m/s. how long does it take for this acceleration to occur.?
*Wednesday, September 22, 2010 at 12:25pm*

**Math**

3 to the 2nd power is 3 time 3.
*Tuesday, September 21, 2010 at 9:51pm*

**Math**

How is 3x2 different from 3 to the 2nd power ?
*Tuesday, September 21, 2010 at 9:43pm*

**6th grade**

What is the simple and complex for this sentence. Making a bad grade on such an easy spelling test is such an embarrassment.
*Tuesday, September 21, 2010 at 5:44pm*

**geography (grade 6)**

sorry i cant answer your question im trying to look 4 something to help me in my home work too cause im in 6th grade too
*Tuesday, September 21, 2010 at 5:26pm*

**geography (grade 6)**

sorry i cant answer your question im trying to look 4 something to help me in my home work too cause im in 6th grade too
*Tuesday, September 21, 2010 at 5:26pm*

**5th grade**

Rest was told, good job Ms.Sue. I am a 12 year old in the 8th grade I'll come to you for help on homework.
*Tuesday, September 21, 2010 at 4:38pm*

**8th grade**

4 x 4 + 1 (the top) = 17? Sra 8th grade is NOT the School Subject. Is it MATH? If so, please state that.
*Wednesday, September 15, 2010 at 8:25pm*

**Physics**

Vavg = (V1 + V2) / 2, V1 = velocity for 1st half of trip, V2 = velocity for 2nd half of trip, 2.5 m/s = (1 m/s + V2) / 2, Cross multiply: 1 + V2 = 5, V2 = 5 - 1 = 4 m/s = 9 mi/hr. She will have to average 4 m/s or 9 mi/hr for the 2nd half of trip. Quite a task! Solve for V2:
*Tuesday, September 14, 2010 at 5:05pm*

**Physics**

A relay race is run along a straight line track 300.0 m long running south to north. 1st runner - starts at the South end of the track and passes the baton to a teammate at the north end of the track. 2nd runner - races back to the start line and passes the baton to a 3rd ...
*Monday, September 13, 2010 at 10:54pm*

**spanish**

Definitely use "es" in the first because of "siempre" and in the 2nd, if she is firm in her opinion. Sra
*Sunday, September 12, 2010 at 10:42pm*

**algebra**

how do you make a small 2 if if you were going to write to the 2nd power?
*Saturday, September 11, 2010 at 12:37pm*

**8th grade Math**

I'm actually in 7th grade, but I'm doing 8th grade pre-algebra, but anyway, here: I'm supposed to simplify these four problems and I don't really understand how: 28s (15 power) ____ 42s (12 power) 4m+(n[7th power]m) 63m(5 power)n(6 power) ______________________...
*Thursday, September 9, 2010 at 6:16pm*

**Geography**

For the 1st one i put physical, for the 2nd i thought climate and the 3rd i thought cultrual
*Thursday, September 9, 2010 at 4:25pm*

**Math**

oh no Vitaliy, this person is in 7th grade pre-agebra or 8th grade pre-algebra.
*Friday, September 3, 2010 at 6:48am*

**algebra**

we use the ^ symbol to indicate exponent e.g. 5^2 means 5 to the 2nd power or 5 squared. Please retype you question.
*Tuesday, August 31, 2010 at 8:54pm*

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Post a New Question | Current Questions