Question

2
Shiva switched on a bulb at 1:37:39 hours
and switched it off on the same day at 11:28:
32 hours. For how long was the bulb in
switched-on mode?
(a) 12 hours, 40 mins. 07 secs.
(b) 9 hours 50 mins 53 secs.
(c) 10 hours 09 mins 54 sec.
(d) 9 hours 09 mins 06 secs.
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Answer 1

Answer:

Step-by-step explanation: