Question

A group of 25 pennies is arranged into three piles such that each pile contains a different prime number of pennies. What is the greatest number of pennies possible in any of the three piles?

For reference: Possible answers(prime numbers below 25)
2, 3, 5, 7, 11, 13, 17, 19, and 23

Answer 1

seventeen(23), nineteen(19), twenty three(23)

Answer 2

seventeen (17),nineteen (19),and twenty three(23)