JP:
(y * 100) / z = x
applying it to your first example you get....
(75 * 100) / 80 = x
(7500) / 80 = x
93.75 = x
To double check it divide 75 by 93.75 and you get .8 (or 80%).
Good Luck.
Nick Call
[EMAIL PROTECTED]
http://www.graphixonline.com
----- Original Message -----
From: "j p" <[EMAIL PROTECTED]>
To: "CF-Talk" <[EMAIL PROTECTED]>
Sent: Tuesday, October 03, 2000 11:44 AM
Subject: OT: Math Question
>
> To the great CF masses...
>
> I need a math formula that will tell me what 'X' is.
>
> Example:
> 75 is 80% of X
> 100 is 25% of X
>
> Any mathmaticians out there...
>
> jp
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