Heart rates and life spans of most mammals are inversely related. A cat lives for about 15.2 years on average and has a heart rate of 126 beats per minute.
a. What is the constant of variation?
b. A hamster has a heart rate of about 634 beats per minute. About how long will a hamster live?

c. An elephant lives for about 70 years. About how many times per minute does an elephant’s heart
beat?

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

What is the probability of rolling a single die greater than 4

How to use order of operation in 20 divide by 4 multiply 5 = 1