Best Answer: The average time or 50% percentile for a 13 year old girl to run a mile according to data from the President's Physical Fitness Test is 10:23.This includes all 13 year old girls not just ones who run track. Once you limit the group to girls who run track then the number goes down.ating Newest Oldest. Best Answer: The average time or 50% percentile for a 13 year old girl to run a mile according to data from the President's Physical Fitness Test is 10:23. This includes all 13 year old girls not just ones who run track.
Definition of bounce for English Language Learners. : 1  the act or action of bouncing off the ground or another surface. : 2  the ability to move quickly in a different direction after hitting a surface : the ability to bounce. : 3  a quality that makes a person's hair look healthy, full, and attractive : a bouncy quality.
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