If you're on dollar or Euro you'll be a lot richer if go to Argentina. The exchage rate three (3) Argentian Peso against USD and about 4 peso against Euro. Agentina's money comes in 2, 5, 10, 20, 50, 100-peso notes denominations. Coins here are called monedas that comes in 5, 10, 25, 50 centavo to 1-peso.
You can enjoy a super fancy meals in Argentina for as low as $55 and other services for much cheaper prices.
Link: Argentina's Money and the Cost of Traveling in Argentina