15 22 3 2 July 8, 2019 16 32 64 128 15 days from 3 22 24 15 days after 3 22 24 15 days before 3/22/24 15 months from 3/22/24 Ic 22 3 2 15 15 3 2x 22 7x 15 22 3 2
