Question

Unit of Measurement, a punk/disco band, played a benefit concert for New Year's Eve. They started at 7:00 p.m. on New Year's Eve and managed to play until 8:30 a.m. the following morning. How many minutes did they play in all?

Answer 1

810
count the number of hours they played which should be 13 hrs and 30 mins,
then since every hour is 60 mins multiply 60 by 13 and then add 30