Number of trips = 15 trips
Time for each trip = 32 minutes
Total time spent driving daily = 15 trips × 32 minutes/trip
convert the total time from minutes to hours:
1 hour = 60 minutes
Total time in hours = (15 trips × 32 minutes/trip) / 60 minutes/hour
Total time in hours = (480 minutes) / 60 minutes/hour
Total time in hours = 8 hours
So, the bus driver spends 8 hours driving daily.