Question
A person can copy final exams in 30 minutes using a new copy machine. Using an old copymachine, the same job takes 45 minutes. If
A person can copy final exams in
30 minutes using a new copy machine. Using an old copymachine, the same job takes
45 minutes. If both copy machines areused, how long will it take to copy the finalexams?
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Introduction to Probability
Authors: Mark Daniel Ward, Ellen Gundlach
1st edition
716771098, 978-1319060893, 1319060897, 978-0716771098
