Question

Exercitiul 12 și 16
Dau coroana e urgent ​

Answer 1

Răspuns:

12. a) $\frac{17}{60}$ b) $\frac{29}{60}$

16. a) $\frac{3}{15},\frac {5}{15}$  b) $\frac{3}{81},\frac{9}{81} ,\frac{27}{81}$ c) $\frac{2}{28},\frac{4}{28},\frac{7}{28},\frac{14}{28}$ d) $\frac{3}{45},\frac{5}{45},\frac{9}{45},\frac{15}{45}$