23
They are: 23+29 = 52
23
23 and 11
Prime numbers >20 and <30 are 23 and 29. Total value 52.
When dealing with numbers greater than one, the sum will never be greater than the product. This question has no rational answer.
23
They are: 23+29 = 52
11 and 12.
11 and 12
23
23 and 11
The sum is: 23/10 + 5/12 = 163/60
It is 2, 10, and 11
11 and 12
11 + 12 = 23
12 + 5 + 6 = 23