Acertain shade green is made from five parts yellow mixed with three pres blewett two cans of y’all are used how many cans of blue should be used

6/5 cans

Step-by-step explanation:

I'll assume "Pres Blewett" = parts blue and "y’all" = yellow.

If the green is considered 5 parts yellow / 3 parts blue = 5/3, then we'll set up the following ratio:

=

Cross multiply these fractions to yield:

6/5 cans of blue should be used.