Corrections are only permitted if one of the conditions is met: 1) The entry was transmitted more than five days prior to arrival (and the correction is made. more than five days prior to arrival), or. 2) FDA rejects the entry.
A minimum score of 31 is needed to get in if you have a high school diploma. If you have a GED will need a 50. The Army has been known to raise its scores up to 50 for everyone in times of high enlistments. With a high school diploma you will be good with a 35 score, with a GED you will need a 50 to enlist.
Here's the ASVAB requirements for each branch of service. Armed Forces Requirements for Enlistments. Here's a practice ASVAB to give you an idea where you stand. The ASVAB is an aptitude test, not an intelligence test. It's designed to find out what kind of skill set you have. Page on uniontestprep.com.