Question

Uma fábrica engarrafa 3000 refrigerantes em seis horas. Quantas horas para engarrafar 4000 refrigerantes?

Answer 1

Resposta:

oito horas para engarrafar 4000 garrafas!!

Answer 2

$\Large\boxed{\begin{array}{l}\begin{array}{cc}\sf refrigerantes &\sf horas\\\sf 3000&\sf6\\\sf 4000&\sf x\end{array}\\\\\sf x=\dfrac{4000\cdot6}{3000}\\\\\sf x=\dfrac{24000}{3000}\\\\\sf x=8\, horas~\checkmark\end{array}}$