[GRLUG] Math Question

[Bob Kline]

N = x*.14 + y*.30 + z*.56

The fraction that is x is

x*.14/N

and the percentage is 100 times this.

   -- Bob


On Wed, Nov 4, 2009 at 8:48 AM, Adam Tauno Williams
<awilliam at whitemice.org>wrote:

> So maybe a bit off topic, but I know we have people here you love to
> argue about such things.
>
> I have three types of equipment: X, Y, & Z.
> Given $1.00 I know that in a year a single type X will typically consume
> 14% of that $1, type Y 30%, and type Z 56%.  So if I have x Xs, y Ys,
> and z Zs how do I calculate what percentage of the maintenance budget of
> N will typically be consumed by type X, Y, and Z?
>
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