Let's sum these two numbers.
4 + 1 = 5 total hours.
In every 12-hour the clock format changes AM to PM or the opposite PM to AM. So we need to divide 12 with the result 5.
There are 0 times 12 number in the 5
If the result is ODD number the time format will change the opposite side. If the result is EVEN number the time format will be the same.
Answer :5am
What is 1 hours from 4am ? = 5am.
Add 1 hours to 4am is equal 5am.