If there are 8 rows, there would have to be 6 in each row to make 48 (8x6=48).
If there had to be 6 white tiles in each of the 8 rows, than 6 out of 6 tiles would be white.
Therefore there would be 0 purple tiles.
One US quart is approximately 0.95 L
Hence if your bucket has a volume of V cm^3, then it will contain V/0.95 quarts.
Answer: x=2 because for any y value the x value is always 2.