Question

Efectuati :
[3÷(0,2-0,1)]÷[2,5×(0,8+1,2)]= ... ?

Answer 1

       
[tex][3:(0,2-0,1)]:[2,5 \times (0,8+1,2)]= \\ =[3:0,1]:[2,5 \times 2]= \\ =30:5=\boxed{6}[/tex]

Answer 2

[3/0,1]/[2/5·2]
⇒30/5
⇒6⇒rezultatul final;