bananaman1535 bananaman1535

08-05-2017
Mathematics

contestada

if there are 40 entries to the science fair how man ways can the students get 1st, 2nd, and 3rd

Respuesta :

apologiabiology apologiabiology

08-05-2017

40 choices for 1st slot
39 for 2nd (1 less)
38 for 3rd

40*39*38=59280 ways

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