8pm to 7am is 11 hours.
From 8PM to 1PM (the next day) is 17 hours.
6am to 6pm is 12 hours. 6pm to 8pm is 2 hours. 12+2=14 6am to 8pm is 14 hours
If it is 8pm in Perth, Australia, it would be 1am in Honolulu, Hawaii. Honolulu is 19 hours behind Perth.
11 hours
19 hours.
13
the answer is 12 hours.
20
4
7 of them.
3