My father's age is $1222_{3}$, in base three to represent his three lower limbs -- two legs and a cane.  How old is he in base ten?
Question:
My father's age is $1222_{3}$, in base three to represent his three lower limbs -- two legs and a cane.  How old is he in base ten?
Answer:
Let's think step by step.

user
53
My father's age is $1222_{3}$, in base three to represent his three lower limbs -- two legs and a cane.  How old is he in base ten?
train