Answer: 42.5 minutes
Step-by-step explanation:
7/12 of an hour equals 35 minutes, so
2 7/12 hours = 60 + 60 + 35 = 155 minutes
7/8 of an hour equals 52.5 minutes, so
1 7/8 hours = 60 + 52.5 = 112.5 minutes
155 - 112.5 = 42.5 minutes
Samuel spent 42.5 more minutes studying in the morning. *I don’t know if your answer is supposed to be rounded up, if so it would be 43 minutes.
I hope this helps!