DanielLee wrote:
>
> Hi,
>
> Lets say (for example) that I convert $1,000 dollars to Mexican pesos
> at 11% and end up with $11,000 pesos.
Why 11 _percent_?
>
> Now lets say I want to convert $11,000 pesos to dollars at the same
> rate. The way I am doing it now would be to multiply the $11,000 pesos
Also, why are you writing $blah pesos? Do you mean $blah or blah pesos?
> x .090 which gives me $990 dollars, I am missing $10 dollars.
In "real life" you will loose out. The bureaux de change have to make a
profit somehow.
> How do I figure out what the peso to dollar exchange rate is using the
> known dollar to peso exchange rate? I want to change pesos to dollars
> at the same rate I changed dollars to pesos.
I don't think you do, I think you want to change one at the inverse of
the rate at which you change the other. So if
x dollars = xk pesos
then
y pesos = y/k dollars.
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but you've done me a power of good.
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