Dear Student,
19/6 = (18+1)/6 = 18/6 + 1/6 = 3 + 1/6
We know, 1/6 = 0.1666...
So, 19/6 = 3 + 0.1666... = 3.1666.... , which is the required decimal representation.
The nature of the decimal representation is non - terminating and recurring.
Regards,