Question

1 1 아 그 응 I " 30 6 시 20​

Answer 1

Respuesta:

$\frac{1}{6} \times \frac{1}{2} \times \frac{1}{20} \times \frac{1}{30} = \frac{1}{7200}$

$\frac{1}{9} \times \frac{7}{12} \times \frac{11}{24} = \frac{77}{2592}$

$\frac{2}{13} \times \frac{1}{7} \times \frac{1}{5} \times \frac{3}{169} = \frac{6}{76895}$