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.
Why Pensions are Important: Sources. 1  The average monthly Social Security benefit paid to retired workers in 2015 is $1,335.97, or $16,031.64 a year.