pesos
Cubans call their money pesos, but the tourist of Cuba uses the convertible peso. 1 convertible peso is the same as 25 Cuban pesos.
The Cuban Peso.
CUP (nonconvertible Cuban peso) and CUC (convertible Cuban peso)
The Cuban peso is the national currency of Cuba.
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The Cuban government spends most of their money on importing goods such as oil and food. It also spends a significant amount of money on relief programs for its citizens.
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The missile crisis
upgrade all the Cuban businesses and do a lot of jobs that rewards high money,
I would call them Sir, or Ma'am, unless I knew their name.
Cuba's official currency is the Cuban Peso. The Cuban Convertible Peso was introduced to take out all foreign currencies from circulation, and offer an alternative that is in almost all senses equal to US dollars.
The United States of America Government DOESN'T gives Cubans or Cuba in money of any type.