24/25 × 15/16
a) 9/10 b)6/7 c)6/15 d)39/41

Răspuns:
[tex] \frac{24}{25} \times \frac{15}{16} = \frac{6}{5} \times \frac{3}{4} = \frac{3}{5} \times \frac{3}{2} = \frac{9}{10} [/tex]
a)