We should do
3 : 15 + 0 : 50
This will give us 3 : 65, but no time exists like this, so we have to convert that 60 to an hour, since 60 minutes = 1 hour. So we add that 1 hour to 3, and the minutes remain 5, so the time will be 4 : 05.
Please mark me as brainliest. Thanks!!
