The number of people living in the 50 U.S. states and the District of Columbia in September 2004 is reported by age groups in the following table.

a. Verify the percentages reported in the table. If one person is picked at random from all the people represented in the table, what is the probability of the following events?
b. €œBetween 18 and 24.€ How is this related to the 10% listed on the table?
c. €œOlder than 17€
d. €œBetween 18 and 24€ and €œolder than 17€
e. €œBetween 18 and 24€ or €œolder than 17€
f. €œAt least 25€
g. €œNo more than 24€

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Number (1000s) Age Group 0-17 18-24 25-34 35-49 Percentage 73,447 7 28,855.7 39,892.5 66,620.3 84,119.8 13% 23%