Convert both to minutes, then write as a fraction.<br><br>
&bull; 1 hour = 60 minutes<br>
&bull; \frac{12}{60}<br>
&bull; HCF of 12 and 60 is 12<br>
&bull; \frac{12 \div 12}{60 \div 12} = \frac{1}{5}<br>
<br>
Final Answer: \frac{1}{5}