2 3 1 5 x 2 10 July 8, 2019 16 32 64 128 2 x 1 )/ 5 3 x 2 )/ 10 2 3 1 5 x 10 7 2 x 2 3 x 1 5 x 10800 6 2 3 x 5 1 4 x 2 1 10 2/5 + 3/10