Rae is training for cheerleading, so she starts rollerblading for 45 minutes each day. Her heart rate reaches 128 beats per minute, but her target heart rate zone is 140—178 beats per minute. Which of the following could she do to get a greater benefit during her 45-minute activity?

Question

sicklefirebolt · Answer

Skate for a longer time each day
 Skate up the big hill in the park
 Skate at a slower pace each time
 Skate in a flat area with no hills

tjbrew · Answer

Skate up the big hill in the park