Question

Lucas comeu 2/3 do dobro de João e João comeu 12

Answer 1

12.2/3

48:3 = 16

R. Lucas comeu 16

Answer 2

$\\\text{Dobro de Jo\~ao }\to 2\times 12 = 24\\\frac{2}{3}\times 24 = \frac{2\times 24}{3}=\frac\{48}{3} = 16$