1.

Shrinath switched on a bulb at 1 : 44 : 41 hours and switched it off on the same day at 11 : 35 : 35 hours. For how long was the bulb in switched-on mode?

A. 9 hours 50 minutes 54 seconds
B. 9 hours 09 minutes 06 seconds
C. 10 hours 09 minutes 06 seconds
D. 12 hours 40 minutes 06 seconds
Answer» B. 9 hours 09 minutes 06 seconds


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