Question

Ex nr 1 va rog frumos

Answer 1

$\frac{1}{2} < \frac{n}{24} < \frac{7}{8} = \\ \frac{12}{24} < \frac{n}{24} < \frac{21}{24} = > \\ 12 < n < 21 = > \\ n \: = (13 \: 14 \: 15 \: ...20) = \\ (12.21)$