Some stickers are in a packet.
If Adam puts them into groups of 9, there are 4 stickers short.
If Adam puts them into groups of 5, there are 4 stickers short.
Find the smallest possible number of stickers in a packet.
Multiples of 9: 9, 18, 27, 36, 45
Multiples of 9 (-4): 5, 14, 23, 32, 41
Multiples of 5: 5, 10, 15, 20, 25, 30, 35, 40, 45
Multiples of 5 (-4): 1, 6, 11, 16, 21, 26, 31, 36, 41
Smallest possible number of stickers in a packet = 41
Answer(s): 41