About US$1 to US$5 in nice circulated condition, and about US$30 in Uncirculated condition.
In general a 1928 $2 bill is worth only $2.50-$20, but if the bill is a "star note" it is worth considerably more.
As of 11-6-11 2 Mexican pesos are worth about .15 US dollars.
There is no such coin ... do you mean a centavo or a peso or something else?
20.00 Mexican Pesos are worth 1.56$ USD or 1.57$ CAD. That being said, there is no international banking exchange of coin currency. Only papered currency. This means that your 20 pesos are only worth that in Mexico!
Use non chemical cleaners. Best to make your own out of regular household supplies.
The value of this Mexican coin depends on its circulation condition. It can range in value from 2 dollars to 75 dollars.
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The 25 centavo coin from Mexico is composed of aluminum-bronze, which typically contains approximately 92% copper, 6% aluminum, and 2% nickel.
A 1928 $2 bill, series D is only worth about $38 today. This varies depending on who you are selling to and what condition it is in.
Very definitely. There's more information about values at the Related Question.
The 9 rounds up the 2, giving 71555.73