1 5 x 87 July 8, 2019 16 32 64 128 4 9 x 1 5 x 87 102 7 x 1 5 87 62 87 5 x 1 10 875 x 1 5 875 5 x 1 10 1 5/8 x = 1 87 x 5 1 5 x 80