Question

calculati valoarea lui a si b incat numerele a,5 si 8 sa fie direct proportionale cu 12,b si 48

Answer 1

[tex] \frac{a}{12} =\frac{5}{b} =\frac{8}{48} \\\\ b = \frac{5 \times 48}{8}= 5 \times6= 30\\\\ a = \frac{12 \times 5}{b}= \frac{12 \times 5}{30}=\frac{60}{30}=2[/tex]