Answer:
D) 2 hr 30 min
Step-by-step explanation:
The current time on the clock says 6:30 pm. Sherry's mom says that she must go to bed at 9:00 pm. Note that there are 60 minutes in an hour. Subtract:
9:00 pm = 8:60 pm
Subtract:
8:60 pm - 6:30 pm = 2:30
2 hours 30 minutes is your answer, or D).
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