Work: O’Leary|| 5, 10, 15, 20, 25, 30, 35, 40, 45, 50 Jones|| 6, 12, 18, 24, 30, 36, 42, 48, 54 The LCM is 30, so in 30 days they will go shopping together again.
16.
Work: Hot Dogs|| 8, 16, 24, 32, 40, 48, 56, 64, 72, 80 Hot Dogs w/ buns|| 10, 20, 30, 40, 50, 60, 70 The least number of hot dogs with a bun that Riley can make without having any supplies left over is 40.
