Question

Valoarea raportului a supra b=5.
Dacă b=12, 4
Atunci a=?

Answer 1

[tex] \frac{a}{b} =5 \\ b = 12.4 =\ \textgreater \ \frac{a}{b} = \frac{a}{12,4} = 5\\ =\ \textgreater \ a = 5 * 12.4 = 62[/tex]

Answer 2

$\frac{a}{b} =5 =\ \textgreater \ 5b=a\\ b=12,4 \\5*12,4=a=\ \textgreater \ a=62$