I'm using this as a metric to determine if my brain is deteriorating. (my age) + (my best score, without more than a few minutes of 'training') > 80 means I'm s

I'm using this as a metric to determine if my brain is deteriorating. (my age) + (my best score, without more than a few minutes of 'training') > 80 means I'm still doing OK. Today, at 56 years wise, I scored 34, so 90 > 80. Means I judge myself to be smart enough to put my shoes on the correct feet, still.