Long description

Block 1: The block consists of 9 colored square boxes arranged in 3 rows and 3 columns. The colors of the boxes in Row 1 are: Red, Yellow, Blue. The colors of the boxes in Row 2 are: Blue, Green, Red. The colors of the boxes in Row 3 are: Yellow, Red, Green. Two arrows labeled question mark point from the bottom of block 1 to the top of block 2 and 3.

Block 2: The block consists of 16 colored square boxes arranged in 4 rows and 4 columns. The colors of the boxes in Row 1 are: Red, Yellow. Yellow, Blue. The colors of the boxes in Row 2 are: Blue, Green, Green, Red. The colors of the boxes in Row 3 are: Blue, Green, Green, Red. The colors of the boxes in Row 4 are: Yellow, Red, Red, Green.

Block 3: The block consists of 16 colored square boxes arranged in 4 rows and 4 columns. The colors of the boxes in Row 1 are: Red, Red. Yellow, Blue. The colors of the boxes in Row 2 are: Red, Red, Yellow, Blue. The colors of the boxes in Row 3 are: Blue, Green, Green, Red. The colors of the boxes in Row 4 are: Yellow, Yellow, Red, Green.

Note: There is no optimal interpolation solution to the problem of enlarging raster images. Certain algorithms work better for certain types of images. Certain algorithms work better for certain types of images.

Block 4: The block consists of 16 square boxes arranged in 4 rows and 4 columns. None of the square boxes are colored. An arrow labeled question mark points from the right side of block 1 to block 4. Note: If we enlarge the 3 by 3 image on the left and make it a 4 by 4 image, what color should each square be?