Sportsman

A trained athlete can exhale after a deep breath, still 500 ml of air. Normal inhalation and exhalation involve breathing 500 ml of air. Within one minute, one breath and exhaled 14 times. What part of breathing air per day is one exhalation?

Correct answer:

p =  0 %

Step-by-step explanation:

$p=\frac{1}{4\cdot 14\cdot 60\cdot 24}\cdot 100=\frac{100}{80640}=0.0012400794\%\doteq 0\%$

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