5 12 x 2 12 July 8, 2019 16 32 64 128 5 12 5 x 2 12 3 2 1 12 x 1 5 12 5 x 2 x 12 6 x 2 x 12 24x 12 x 2 )+ 12 x 5 )= 540 12 8 x 12 2 5 5 12 x 5/12 x 12