Size of a 20/20 letter on the eye chart. Using this strategy a letter on a vision chart is made to measure the smallest space the subject can distinguish. For a 20/20 letter there are three bars and two spaces making the total letter height 5 min with 1 min between the lines.
The amount of the pension depends on the veteran's income and can be as much as $930 per month for a single veteran or $1,220 for a couple, but it's usually much less.
The average federal pension pays $32,824 annually. The average state and local government pension pays $24,373, Census data show. The average military pension is $22,492. ExxonMobil, which has one of the best remaining private pensions, pays an average of $18,250 per retiree, Labor Department filings show. The federal government has two retirement systems: one for those hired before 1984 and another for those hired after.