Question

please tell the correct answer​

Answer 1

$\frac{4}{5} \times ( \frac{1}{4} + \frac{5}{6} ) \\ \\ = > \frac{4}{5} \times ( \frac{3 + 10}{12} ) \\ \\ = > \frac{4}{5} \times ( \frac{13}{12} ) \\ \\ = > \frac{1}{5} \times \frac{13}{3} \\ \\ = > \frac{13}{15}$