1. My mother is four times as old as Xiaomiao (a little girl who doesn't know how old she is in the community) this year. Twenty years later, my mother is twice as old as Xiaomiao. How old is my mother this year?

(Vivi is 10 years old this year, and her mother is 40 years old. )

2. There are two integers, the sum of which happens to be two numbers with the same number, and the product of which happens to be three numbers with the same number. Find these two integers.

(74 and 3, 37 and 18)