Odpowiedź :
[tex]Dane:\\n = 120\\t = 774 \ s\\Szukane:\\T = ?\\\\T = \frac{t}{n}\\\\T = \frac{744 \ s}{120}\\\\\boxed{T = 6,2 \ s}[/tex]
[tex]Dane:\\n = 120\\t = 774 \ s\\Szukane:\\T = ?\\\\T = \frac{t}{n}\\\\T = \frac{744 \ s}{120}\\\\\boxed{T = 6,2 \ s}[/tex]