Pay Your bills: A company audit showed that of 638 bills that were sent out, 451 were paid on time, 105 were paid up to 30 days late, 63 were paid between 31 and 90 days late, and 19 remained unpaid after 90 days. One bill is selected at random. Part: 0/2 Part 1 of 2 (a) What is the probability that the bill was paid on time? Round your answer to four decimal places. The probability that the bill was paid on time is

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