Multiple Choice
A postal worker can sort a day's worth of mail in 8 hours. With her supervisor helping, it takes 3 hours. How long would it take the supervisor working alone?
A) 4 hrs. 48 min.
B) 5 hrs. 20 min.
C) 2 hrs. 11 min.
D) 3 hrs. 50 min.
Correct Answer:
Verified
Correct Answer:
Verified
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