If you had a 30-pound barbell at home and you wanted to compare your muscular endurance to your younger brother's, which method would be the best to use

answer; the above statement is (true); (osha)

well when looking at this if you think about it   negativley and positivley   react with each other and when the first layer gets full they add layers it starts with 2 on the first layer and it constantly goes on until the official number is there