The table shows the distribution, by age, of a random sample of 3990 moviegoers ages 12-74. If one moviegoer is randomly selected from this population, find the probability, expressed as a simplified fraction, that the moviegoer is not in 65-74 age range.
Ages Number
12-24 -----------610
25-44 -----------860
45-64 -----------630
65-74 -----------1890
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