Respuesta :
The only reasonable answer is 16. The other 2 possible answers (8 and 24) do not make sense. 24 is a multiple of 8, but 23 is not a multiple of 5. 8 is a multiple of 8 but 7 is not a multiple of 5.
⭐ Answered by Hyperrspace (Ace) ⭐
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15 is a multiple of 5 and 16 is a multiple of 8, therefore he is 16 this year.