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9. Kristy, a 13-year-old girl, has a resting heart rate of 67 beats per minute. Using the lower and upper limit reserve training percentages of 50 percent and 85 percent respectively, what is Kristy’s target heart rate range?

137 to 186 per minute
140 to 194 per minute
147 to 200 per minute
153 to 207 per minute

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