3
21
48 hours.
72 hours
From 6am to 5pm is 11 hours.
8pm to 7am is 11 hours.
From 8PM to 1PM (the next day) is 17 hours.
From 8:30am to 5:00pm is 8hrs 30mins. To calculate this, first find out how long it is from 8:30am to noon (3 hours 30 minutes) then how long from noon to 5:00 (5 hours). Then you just need to add them together to get 8 hours 30 minutes.
6am to 6pm is 12 hours. 6pm to 8pm is 2 hours. 12+2=14 6am to 8pm is 14 hours
11am to 12 is 1 hour 12 to 5pm is 5 hours → 11am to 5pm is 1 + 5 = 6 hours
48
from 5pm till 8pm
5pm pacific 8pm eastern