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Use the frequency distribution below, which shows the number of voters (in millions) according to age, to find the probability that a voter chosen at random is in the given age range.

not between 45 and 64 years old.

Age of voters Frequency (Millions)
18 to 20 6.9
21 to 24 9.6
25 to 34 22.2
35 to 44 27.8
45 to 64 51.5
65 and over 25.2