Respuesta :

Answer:

[tex] \frac{1}{2} (1 \frac{1}{2} + \frac{3}{4} \div \frac{1}{4} ) \\ = \frac{1}{2} ( \frac{3}{2} + 3) \\ = \frac{1}{2} \times \frac{9}{2} \\ = \frac{9}{4} [/tex]