Question
12 years ago, Nick was 6z years old.
  1. How old was Nick 4z years ago?
  2. How old will Nick be 2z years later?
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

12 years ago, Nick was 6z years old.
  1. How old was Nick 4z years ago?
  2. How old will Nick be 2z years later?