Question

1. after vigorous activity, your heart rate declines 12 beats per minute. how much would your heart rate decline within an 8 - minute period?

a) -96 beats
b) -1.5 beats
c) 20 beats
d) 4 beats

Explanation:

Step1: Identify the rate and time

Rate of decline is 12 beats per minute, time is 8 - minute.

Step2: Use multiplication formula

The total decline = rate×time. So, the total decline = $12\times8 = 96$ beats. Since it is a decline, the value is negative. So the total decline is - 96 beats.

Answer:

A. -96 Beats