3 hours 53 minutes
About 30 minutes
There are 6 hours of elapsed time between 9:00 AM and 3:00 PM.
If you set a timing clock to zero at 9-00pm on Wednesday, by midnight it will have recorded 3-00 hours; we have reached the time which changes from the end of Wednesday to the beginning of Thursday; from there to 1-00am is only 1 hour, so altogether the elapsed time will be exactly 4-00 hours.
The elapsed time of 1 pm to 9 am is 20 hours.
12.45 in am pm time is 12:45 PM.
1:45 plus 15 minutes gives us 2:00 pm. It is nine hours from 2:00 to 11:00 pm. Then we have 23 more minutes we can add to the first 15 for 38 minutes. 9 hours and 38 minutes is the elapsed time.
About 30 minutes
15 + 24k hours and 53 minutes where k is any integer.
6 hours, 45 minutes has passed from 10:00 PM to 4:45 AM.
10:38 AM was.
There are 6 hours of elapsed time between 9:00 AM and 3:00 PM.
If you set a timing clock to zero at 9-00pm on Wednesday, by midnight it will have recorded 3-00 hours; we have reached the time which changes from the end of Wednesday to the beginning of Thursday; from there to 1-00am is only 1 hour, so altogether the elapsed time will be exactly 4-00 hours.
18 minutes
From 2:37 am to 6:15 am is 3 hours and 38 minutes. From 2:37 am to 6:15 pm is 15 hours and 38 minutes. From 2:37 pm to 6:15 pm is 3 hours and 38 minutes. From 2:37 pm to 6:15 am is 15 hours and 38 minutes.
255
The elapsed time of 1 pm to 9 am is 20 hours.
2 hours, 22 minutes.