a. Less than 8 minu b. Between 8 and 12 More than 14 mi

1. 3 In(2.r) d.r. Evaluate

5. Kemi is riding a bike at a constant rate. She rides of a mile in of an hour. What is the unit rate at which Kerri is riding? A9 miles per hour B. 10 miles per hour C. 13 miles per hour D. 13 miles per hour

3. The population of maple trees in a park's 0.35-mile radius is 490. Approximate the density of maple trees per square mile. Use 3.14 for T. There are approximately 653 maple trees per square mile. There are approximately 539 maple trees per square mile. There are approximately 1,274 maple trees per square mile. There are approximately 446 maple trees per square mile.