Answer is 291 minutes of an hour
291 of 60 minutes
97/20 of an hour as a fraction
Step by step
11:24 to 12:00 is 36 minutes
12:00 to 4:15 is 255 minutes
Total minutes passed is 291 minutes
291 minutes over 1 hour
291/60 minutes
Simplify to 97/20 as a fraction
4.85 as a fraction