It is 3 and a half hours
two and a half 1:30 + 1:00 = 2:30
12 pm - 2 pm is 2 hours. 2 hours. 12 pm is considered to be noon. MIdnight is 12 am.
2 hours
9 am to 12 pm: 3 hours 12 pm to 2:30 pm: 2 1/2 hours 3 + 2 1/2 = 5 1/2 hours. So there are 5 1/2 hours between 9 am and 2:30 pm.
2am is 2 hours after midnight. 2 pm is 2 hours after noon.
7 and a half hours
2 hours.
There are 2+12k hours where k is an integer.
There are 4 hours from 10 am to 2 pm.
2 hours
There are 2 hours between 1:30 PM and 3:30 PM. If you count from 1:30 PM to 2:30 PM, that's one hour, and then from 2:30 PM to 3:30 PM, that's another hour. So, the total is 2 hours.
There are 5 hours from 1 PM to 6 PM. You can determine this by counting the hours: 1 PM to 2 PM is 1 hour, 2 PM to 3 PM is another hour, and so on, until you reach 6 PM.