**Question**: How many two-digit primes have both their digits non-prime?

**Answer**: Two-Digit Prime having both their Digit nonprime

nonprime Digits

1, 4, 6, 8, 9

4, 6, 8 can not be 2nd Digit

11, 19

41

61

89

11 , 19 , 41 , 61 & 89 are Two-Digit Prime having both their Digit non prime