Directions- Write out answers to BOTH Questions (15 pts each) 1. Brandon is 20 yrs old and has a resting Heart rate of 65. Brandon decided
that 50% should be the lower limits of his target heart rate zone and 85%
should be his upper limits.
a. Determine what range Brandon's THR should be for 10 seconds?(10 pts)
b. What is the purpose of knowing your Target heart rate? (5 pts)

12) several teeth were found in an area of flat land covered with trees and plants. the teeth were examined by a paleontologist, and it was determined that the teeth came from a shark. they found many other shark teeth in this area. however, the people who discovered the teeth were puzzled, because there was no source of water near where the fossils were found. what is the paleontologist's best explanation for why the teeth were found in this area? a) sharks used to live on flat land. b) this area was once covered with salt water. c) this area was once covered with freshwater. d) someone buried the shark teeth deep in the ground.