65 hours 37 minutes x 12?

* 37 minutes x 12 = 444 minutes

444 minutes ÷ 60 = 7 hours and 24 minutes

* 65 hours x 12 = 780 hours

780 hours + 7 hours = 787 hours

* 787 hours ÷ 24 = 32 days and 19 hours

So, 65 hours and 37 minutes x 12 = 32 days, 19 hours and 24 minutes