Heart rates and life spans of most mammals are inversely rel…
Heart rates and life spans of most mammals are inversely related. A cat lives for about 30.4 years on average and has a heart rate of 252 beats per minute. a. What is the constant of variation? b. A hamster has a heart rate of about 317 beats per minute. About how long will ahamster live? c. An elephant lives for about 70 years. About how many times per minute does anelephant’s heart beat?