3 x≤8 July 8, 2019 16 32 64 128 3 x 8 3 x 80 3 x 81 3 x 85 3 x 800 3 x 8 runner 3 x 84 3 x 8 )= 5x 3 x 8 rug 3 x 8 2 3 x 88 3 x 8 )= 21 3 x 89 3 x 87 3 x 8 )= 180