5/4
9/4
0.75 = 3/4
3/5.
12 is an integer , not a fraction - and certainly not a fractoin! You could write it as 12/1 but there would be little point in doing so.
2/10=1/5
It is: 11/25 in its lowest terms
6/10 or 60/100
7/25
0.3 = 3/10
0.136 = 136/1000 = 17/125
65/1000 or 13/200