Mr Barkley has a box of books. He says the number of books in the box is divisible by 2,3,4,5 and 6. How many books could be in the box? Add another condition to the number of so that there is only one possible solution.

Answer 1

Multiples of 6:
6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, 78
Which of those numbers is also divisible by 2, 3, 4, and 5?

Answer 2

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