Answer:
a) 3 hours and 45 mins
b) 18 hours and 15 minmins
c) 2 hours and 30 mins
d) 16 Hours and 20 mins
I might be wrong...
a) 15h 45m gap
b) 06h 15m gap
c) 14h 30m gap
d) 16h 25m gap
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