Question

Se stie ca 11a/5b=550.Calculati valoarea raportului a/b.

Answer 1

$\frac{11a}{5b} = \frac{550}{1}$

Inmultesti pe diagonala: 11a=1 =>a=$\frac{1}{11}$

5b=550=>b=110

$\frac{a}{b} =... \frac{110}{11} =10$