Question

5/2 + 3/8 = 1/2
..........

Answer 1

Answer:

$\frac{5}{2} + \frac{3}{8} = \frac{1}{2} \\ \\ = \geqslant \frac{20 + 3}{8} = \frac{1}{2} \\ \\ = \geqslant \frac{23}{8} = \frac{1}{2} \\ \\ = \geqslant \frac{23 \times 2}{8} \\ \\ = \geqslant \frac{23}{4}$