Respuesta :

ChuHua

[tex] \frac{x}{12} = \frac{25}{60} \\ 60x = 25 \times 12 \\ 60x = 300 \\ x = \frac{300}{60} \\ \boxed{x = 5}[/tex]

  • Proportion for x = 5.
  • Use cross multiplication to solve it.