Question 268983
start with : 11/3
convert it to 55/15
first arithmetic mean: add 7/15 = 62/15
second arithmetic mean: add 7/15 = 69/15
third arithmetic mean: add 7/15 = 76/15
fourth arithmetic mean: add 7/15 = 83/15
ending with: 83/15 + 7/15 = 90/15 = 6