Hey There,

Are you having problems modifying a variable you declare outside of the loop?

This code will increment the variable in the foreach loop and change it's value outside the loop.

Let...

Hi,
I'm not sure I follow on the first one, but for the second part, this might help:

$already_putin=2.00 # use 0 to start;
$input = 1.00;
$mean_average = ($already_putin+$input)/2;