Question

A tired worker slept at 6.45 p.m.If he rose at 12 noon for how many hours did he sleep?

• A. 5 hours 15 min.
• B. 17 hours 15 min.
• C. 12 hours
• D. 6 hours 45 min.

Answer 1

The correct option is B 17 hours 15 min.

duration of sleep =(12-6.45)+12
=5.15+12=17.15 hours