Gabby has more than 30 but less than 40 mochi balls. If she puts them equally into packets of 6, she would be short of 5 mochi balls. If she puts them equally into packets of 8, she would have 5 extra mochi balls. How many mochi balls does Gabby have?
Multiples of 6: 18, 24, 30, 36, 42, 48
Multiples of 6 (-5): 13, 19, 25, 31, 37, 43
Multiples of 8: 16, 24, 32, 40, 48
Multiples of 8 (+5): 21, 29, 37, 45, 53
Common number more than 30 but less than 40: 37
Number of mochi balls that Gabby has = 37
Answer(s): 37
