\( \text{Convert the mixed number of hours into hours and minutes, then subtract from the finish time.} \)
Question 12:
[Ad Space]
\[ \begin{array}{l} \text{A tennis match lasted } 2\frac{5}{6} \text{ hours.} \\ \text{The match finished at 12:25.} \\ \text{At what time did the tennis match start?} \end{array} \]