Answer:
The correct answer is - 180 beats per minute.
Explanation:
The straight percentage method is a method to find out the estimated maximal heartbeat per minute or heart rate. In this method, the age of the trainee or client is important to factor.
In this method the age of the client is subtracted from 220 the end result is the maximal heart rate of an individual.
220-40= 180 beats per minute.
Thus, the correct answer is - 180 beats per minute.