9514 1404 393
Answer:
3 7/12 hours
Explanation:
The amount of time Cheryl will have is the difference between time available and time spent on other tasks.
8 1/2 - 2 1/4 - 2 2/3
= 8 6/12 - 2 3/12 - 2 8/12
= (8 -2 -2) +(6/12 -3/12 -8/12) = 4 - 5/12
= 3 7/12
Cheryl will have 3 7/12 hours left for her interview.