Question

slove this question hurry up

Answer 1

_______________________________
your solution : ♂
_______________________________

Answer 2

$\frac{1}{16} ( \frac{1}{9} + \frac{1}{16} ) \\ = \frac{1}{16}( \frac{16 + 9}{16 \times 9} ) \\ = \frac{1}{16} \times \frac{25}{144} \\ = \frac{25}{2304}$