Respuesta :

s = 4

t = 8

Therefore,

3st² ÷ st + 6 = [tex] \frac{3s t^{2} }{st} + 6 = 3t + 6[/tex]

Substituting values of s and t;

3t + 6 = 3*8 + 6 = 24 + 6 = 30

Hence, the answer is 30.