Yes, it can - there is a common factor of 2 between 14 and 34 by which they can each be divided.
34/85 is simplified
It is simplified as 1 over 2.
8/34 can be simplified by dividing each number by 2. This then gives us 4/17, which is the simplified version of 8/34.
30/34 = 15/17
34/38 = 17/19
34/52 = 17/26
No it cannot.
14/29 cannot be simplified
Yes. 34/24 = 17/12
It already is simplified!
11/17
17/500