In a low-scoring T20 match, the chasing team won by 10 wickets — both openers…

In a low-scoring T20 match, the chasing team won by 10 wickets — both openers remained unbeaten through the chase. The first opener's age was 31 years, and the second opener was 11 years younger than him. The average age of players who did not get a chance to bat is one year more than the overall average age of the team. What is the average age of the team?