8
Assuming this is all in the same day, 8:30 am to 10 pm is 13 and 1/2 hours 8:30 pm to 10 pm is 3 and 1/2 hours
10 & 1/2
2 hours
8 am to 8 pm is 12 hours, but we want only until 6 pm, so 12-2 = 10 hours
IF they're both on the same day, then it's 31/2 hours.
There are 4 hours from 10 am to 2 pm.
There are 8 hours if it's on the same day
The length of time from 5:50 am to 2:00 pm is 8 hours 10 minutes. It is 10 minutes to 6:00 am, 6 hours to 12:00 pm, and another 2 hours to 2:00 pm. That totals to be 8 hours 10 minutes.
Assuming this is all in the same day, 8:30 am to 10 pm is 13 and 1/2 hours 8:30 pm to 10 pm is 3 and 1/2 hours
10 & 1/2
2 hours
The time from 10:00 PM to 6:00 AM is a span of 8 hours. This period includes the hours from 10 PM to midnight (2 hours) and then from midnight to 6 AM (6 hours). Therefore, the total duration is 2 + 6 = 8 hours.
3 hours and 32 minutes
10 and 1/2
8 am to 8 pm is 12 hours, but we want only until 6 pm, so 12-2 = 10 hours
2 hours.
7 and a half hours