Respuesta :

Answer:

40%

Step-by-step explanation:

"12 is what percent of 30?" can be rewritten as [tex]\frac{12}{30}[/tex]

[tex]\frac{12}{30}[/tex]  = 0.4

0.4 x 100 = 40

(multiplying a decimal by 100 results in a percentage)

40%