Name

i have 3 algebra questions, please help with this.

1. John and Adam left the bus terminal at the same time and traveled in opposite directions, John's bus was in heavy traffic and had to travel 20 mi/h slower than Adam's bus. After 3 hours, their buses were 270 miles apart. How fast was each bus going ? show algebraic equation.

2. solve by writing an inequality. A salesperson earn $350 per week plus 10% of her weekly sales. Find sales necessary for the salesperson to earn at least $800 in one week.

3. A research team estimate that 30% of their questionnaires will not be returned. How many questionnaires should they they mail out in order to be reasonably certain that at least 750 will returned ?

thanks for the help ! :)

i just need the algebraic equations then i will solve it by my self, thanks

(1) Find the consecutive numbers whose sum is 126, show algebraic equation needed to solve.

(2) The length of a rectangle is 5 cm greater than its width. the perimeter is 58 cm. find the dimensions of the rectangle of the rectangle, show algebraic equation needed to solve.

(3) solve each formula for the indicated variable.

V= π/3 r^2h for h

S= L( 1 - r ), for r

S= lw + wh + lh, for w

so i need to solve this word problem and show a algebraic equation, i am just asking for the algebraic equation, help please. :)

Two brother are saving money to buy tickets for a concert. Their combined saving is $55. One brother has 15$ more than the other. How much has each saved? Show algebraic equation(s) needed to solve.

So i have to make the right sentence with the following words:

with

juice

stay

smart

save

Thanks ! for helping by the way

So, What is it ?

And How i get this ?

What are the changes that it make, how we know that the PC have it ?

i heard about it some minutes ago that malwarebytes doesn't stop it, i really get scared because malwarebytes is the malware remover i trust !

So, my PC is keep telling that i need a anti-virus and i have Kaspersky anti-virus 2012 ...

(1)what can i do so, my PC can detect it ??

(2)and my PC is slowing down and i think is my anti-virus , should i change it to Microsoft Security Essentials. is that a good idea ??

(3) can i have a anti-spyware wile i have an anti-virus ??

if i can, which is the best anti-spyware ?

(4) i am running windows 7 and when i try to open movie maker it doesn't open !! why ?

do i have a virus ??

So , i had Kaspersky anti-virus 2011 like for nine month and today i downloaded Kaspersky internet security 2012 , i didn't like it. it erase my Kaspersky anti-virus 2011 from my PC ! :(

so, i am thinking in download Microsoft Security Essentials !!

which is the best :

(1) - Kaspersky

or

(2) - Microsoft Security Essentials

so, My PC is Intel core ( i3 ) and i want to change my processor from (i3) to (i7) !!

Is that possible to change it ?

Can you leave a link where a can buy a processor higher than (i3) ?

And what changes it will do if i change the processor ??

Ok my questions is about mailing directions !!

They say " Mailing address 1 " and " Mailing address 2 "

Mailing address 1 = your street address ?

mailing address 2 = your apartment number ?

am i right with those ?

i hope you understood it ! :)

Thank you !!

pues la musica la escuche en youtube

--------> http://www.youtube.com/watch?v=wbSrnfezbPg&feature... <--------------- es la primera musica que sale en español e inglen !!!

hello ! My computers is running so slow, and i am getting angry, i have lest then a year with it and i had to sent it the best buy one time and one time i sent to Dell company!!

What can i do to make my computer more fast ?

Should i send it to best buy ? but i hate go to bast buy they ave a worse service i haven't see !!

Free games can make my computer slow ?

and What can i do to don't have problems when i start my computer ?

Thanks !!

I play a free game call "Be Gone" from "Nplay" and it looks cool and i don't notify something strange in my computer !

I want a safe , fast , and good browser !! :)

thank you !!

Ok when a plug my phone to charge its get really hot! Is that normal to an android phones? ! Can it be harmful to the phones ?

Ok when a plug my phone to charge its get really hot! Is that normal to an android phones? ! Can it be harmful to the phones ?

(1) I mean the softonic's software don't have virus? ...

and

(2) a name of a good program who I can take a video of my computer screen ?