The U.S. dollar is the official currency of East Timor, Ecuador, El Salvador, Federated States of Micronesia, Marshall Islands, Palau, the Caribbean Netherlands, U.S. territories such as Puerto Rico, American Samoa and the United States Virgin Islands and for banknotes, Panama.
Entrance test scores. When you apply to join the Air Force as an enlisted Airman, you will take the Armed Services Vocational Aptitude Battery (ASVAB) entrance exam. High school seniors or graduates must achieve a 36 AFQT (overall score) as the minimum qualifying score. GED holders must achieve a 65 AFQT.
Age and Parental Permission. To join the US Army you must be 17 years old or older and not have reached your 35th birthday. Name and SSN. You must have a name and a valid Social Security number that goes with your name.