Respuesta :

400 / 40 = 10
10 × 6 = 60


The answer is 60$ of 6 hour of work.

first you have to find how much did Luz earn in 1 hour
than
(in this case 10$ is Luz earn in one hour, use the 10 multiply with 6 hour is equal to 60. )

in 6 hours Luz will earn 60 $