Some stickers are in a packet.
If Adam puts them into groups of 7, there are 5 stickers short.
If Adam puts them into groups of 4, there are 3 stickers left.
Find the smallest possible number of stickers in a packet.
Multiples of 7: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84
Multiples of 7 (-5): 2, 9, 16, 23, 30, 37, 44, 51, 58, 65, 72, 79
Multiples of 4: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64, 68, 72, 76
Multiples of 4 (+3): 7, 11, 15, 19, 23, 27, 31, 35, 39, 43, 47, 51, 55, 59, 63, 67, 71, 75, 79
Smallest possible number of stickers in a packet = 79
Answer(s): 79