Question

Please guys help in this question solves this question and gives me the best explanation I will give him 100 Points.
And the question is-
In May 1954, Roger Banister became the first person to run a mile in less than four minutes.
He ran the four laps of the race in 57.5,60.7,62.3 and 58.9 seconds.
(a) What was his total time ?
(b) By how much did he break the four-minute barrier ? ​

Answer 1

Answer:

It was first achieved in 1954 by Roger Bannister, at age 25, in 3:59.4.

2.The "four-minute barrier" has since been broken by over 1,400 male athletes, and is now the standard of all male professional middle distance runners in cultures that use Imperial units.

Answer 2

Answer:

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Sir Roger Bannister put his record breaking performance, 50 years ago today, down to his inside-leg measurement and his extraordinary capacity to absorb oxygen. But, W F Deedes explains, his dashing success on the track overshadowed his other impressive achievements.