It is 18 hours from 10AM to 4AM. You can figure this out in a few different ways.
10AM to 10AM is 24 hours and 4AM is 6 hours before 10AM. 24-6=18
10AM to noon is 2 hours. Noon to midnight is 12 hours. Midnight to 4AM is 4 hours. 2+12+4=18
10 hours
When the time in London, United Kindom is currently 10am, in Illinois however the time would be 4am as there is 6 hours time difference between the two cities.
Between 10am and 9pm, there are 11 hours.
10am to 4pm is a period of six hours.
6.5 hours (6 hours 30 minutes) between 10am and 4:30pm
72 hours before it is 4am on Friday morning. 72 hours after it is 4am on Thursday morning.
3 hours
Five hours.
5 hours
This would be 6.5 hours.
4 hours
2 hours