Question

what is the number of hours from wednesday 10:30 p.m to friday 07:30 a.m? a) 9 b) 21 c) 29 d) 33 e) 45

Answer 1

d) 33 hours
If you ever have a question like this try to round up the time.
Round 10:30 p.m to 11:00 p.m and then round 7:30 a.m to 8:00 a.m and then just count up the hours.