Fanny has more than 60 but less than 70 mochi balls. If she puts them equally into packets of 6, she would be short of 2 mochi balls. If she puts them equally into packets of 5, she would have 4 extra mochi balls. How many mochi balls does Fanny have?
Multiples of 6: 48, 54, 60, 66, 72, 78
Multiples of 6 (-2): 46, 52, 58, 64, 70, 76
Multiples of 5: 50, 55, 60, 65, 70, 75
Multiples of 5 (+4): 54, 59, 64, 69, 74, 79
Common number more than 60 but less than 70: 64
Number of mochi balls that Fanny has = 64
Answer(s): 64
