[tex]Dane:\\F = 9 \ N\\g_{z} = 10\frac{m}{s^{2}} = 10\frac{N}{kg}\\g_{k} = \frac{1}{6}g_{z} = \frac{1}{6}\cdot10\frac{N}{kg} = \frac{5}{3} \ \frac{N}{kg} \ - \ przyspieszenie \ na \ Ksiezycu\\Szukane:\\m = ?\\\\F = m\cdot g\\\\F = m\cdot g_{k} \ \ /:g_{k}}\\\\m = \frac{F}{g_{k}}\\\\m = \frac{9 \ N}{\frac{5}{3}\frac{N}{kg}}=\frac{27}{5} \ kg\\\\\boxed{m = 5,4 \ kg}[/tex]
