The heart rate reserve is equal to the difference between maximum heart rate and resting heart rate. Maximum heart rate is usually calculated by:
Hmax = 220 - age
Hmax = 220 - 40 = 180
HRR = Hmax - Hrest
HRR = 180 - 75
= 105
The answer is B
Everyone would die and the human population would eventually die out.
Answer:
b for sure i need to do some more research tho
An individual's right to take risks should be exercised carefully considering themselves as well others.
<h3>What are the effects of individual's decisions on others?</h3>
An individual's right always have an effect on others, either positively or negatively.
An individual's right to take risks for example can endanger the person's life as well as the loves of others.
For example, individuals taking risks while driving can put their life at risk of accidents which could also affect others.
Therefore, it is important that an individual exercises his or her right to take risks carefully considering themselves as well others.
Learn more about individual rights at: brainly.com/question/2535946
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