The students in Ms. Baca’s art class were
mixing yellow and blue paint. She told them
that two mixtures will be the same shade of
green if the blue and yellow paint are in the
same ratio.
The table below shows the different
mixtures of paint that the students made.

A B C D E
Yellow 1 part 2 part 3 part 4 part 5 part
Blue 2 part 3 part 6 part 6 part 9 part

How many different shades of paint did the
students make?