Four hours exactly !
9am, 10am, 11am, 12pm, 1pm, 2pm, 3pm, 4pm, 5pm. 8 hours.
Twenty hours.
1pm EDT is 5pm GMT. This is because EDT is 4 hours behind GMT.
Mon-Fri 10am-9pm Sat 9am-5pm Sun 1pm-5pm
8am-1pm,2pm-5pm
1pm-5pm
Public Swim Hours: 1pm - 5pm.
London is 4 hours ahead of the Bahamas, so if it is 1pm in the Bahamas, it would be 5pm in London.
72 hours
48 hours.
From 8PM to 1PM (the next day) is 17 hours.