Question

Determinar a razão entre: (a) 15 e 105 (b) 2 e 8

Answer 1

vamos lá...

$a)~~ \frac{~15}{105} ~~~~simplificando~~ \frac{~15:15}{105:15} = \frac{1}{7} \\ \\ b)~~ \frac{2}{8} = \frac{2:2}{8:2} = \frac{1}{4}$