[["An adult U.S. passport is valid for 10 years.", 81.0], ["Adult passports (16 and older) for U.S. citizens are valid for ten years", 25.0], ["In the US, passports issued for adults ages 16 and older are valid for 10 years. Children 15 years of age and under receive passports valid for 5 years", 24.0], ["10 years", 4.0]]
how long is the u. s. adult passport valid for
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