At the 2018 AP Chemistry reading in Salt Lake City, a total of 146508 exams were graded by 302 readers. The conference ran for a total of 6 days, in
which 5 of those days were devoted for scoring. All of the readers worked from 8 AM to 5 PM every day and took breaks from grading from 10-10:15 AM
12:15-1:15 PM, and 3:00-3:15 PM. On average, how long did it take for 1 reader to score an exam? (Answer should be in minutes to 1 decimal place)
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At the 2018 AP Chemistry reading in Salt Lake City, a total of 146508 exams were graded by 302 reade...
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