Question

When a grizzly bear hibernates, its heart rate drops to 10 beats per minute, which is %20, percent of its normal value. What is a grizzly bear's normal heart rate when not hibernating?

Answer 1

50 beats/min

Explanation:

normal heart rate = h

20% of h = 10

20/100 * h = 10

h = 10*5

= 50 beats/min

Hope this help!