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

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.