If you have a life span (which you do) then that is a range. <0-90> years
Woudld that be a website?
10003100
what did your name used to be? lol
where did u get the diagram dude? Thats awesome!
188-100-41.08-30-3.99= 12.93 Pounds
but do you mean like a root or a polynomial, or are you confused on the layout of the calculater?
The easiest way is just to divide :)
The best way is simply to divide 102 by 12, and get, as you said, 8.5.
In chemistry, you are allowed to use a calculater