Tors of the art museum are offered every 1/3 hour starting at 10 AM at the museum closes at 4 PM how many tours are offered each day

15

Step-by-step explanation:

1/3 hour: 1/3*60=20 minutes

Tours are offered every 20 minutes.

The museum is open for 5 hours each day. Convert 5 hours to minutes, so it is 300 minutes.

300/20

=15