The sum of Tonya's parents' ages is 78 years. Each parent's age is a prime number. Both parents are more than 20 years old. Her father is older than her mother. How could each parent be?

Answer 1

Liu/Cons -- please use the same name for your posts.

How do you think you can solve this problem?

Answer 2

https://www.mathsisfun.com/prime_numbers.html