Ten dollars is a common denomination of currency in the United States, represented by the bill featuring the portrait of Alexander Hamilton, one of the Founding Fathers. The bill is green in color and is part of the U.S. dollar system, which is used for everyday transactions, such as buying groceries or paying for services. In addition to its use in cash transactions, ten dollars can also be exchanged for various goods and services. It is often used as a small gift or tip, and many people consider it a convenient amount for purchasing items like snacks or drinks.