Răspuns:
[tex] \frac{24}{35} \times ( \frac{18}{25} + \frac{2}{15} + \frac{11}{75} )= \\ \frac{24}{35} \times ( \frac{18 \times 3}{25 \times 3} + \frac{2 \times 5}{15 \times 5} + \frac{11}{75} = \\ \frac{24}{35} \times \frac{54 + 10 + 11}{75} = \\ \frac{24}{35} \times \frac{75}{75} = \\ \frac{24}{35} \times 1 = \frac{24}{35} [/tex]
Succes
