What is the minimum number of files that can be shared among 3, 5 or 10 girls?
To be able to share files among 3, 5 or 10 girls, the number of files must be divisible by 3, 5 and 10.
Multiples of 3: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30
Multiples of 5: 5, 10, 15, 20, 25, 30
Multiples of 10: 10, 20, 30
Lowest common multiple of 3, 5 and 10: 30
Minimum number of files that can be shared among 3, 5 or 10 girls: 30
Answer(s): 30