Question

during normal sleep, a bears heart beats about 50 times a minute. in its deepest state of hibernation a bears heart may beat 50 times in 6 minutes. during deep hibernation, how many times would the bears heart beat in 45 minutes?

Answer 1

375 times

Explanation:

I used cross multiplication.

50 times=6 minutes

??? =45 minutes

50•45

_______=375

6

Answer 2

The bear beats its heart 50/6 times a minute during deep hibernation.

Thats 12 times a minute

45minutes x 12 times a minute

45x12 = 540

Answer: 540 times