Respuesta :
The actual probability of getting one of the three things he wants is 3/total number of sectios.
He thought it as since he needs to get 1 out of three items, so he did 1/3.
To get the correct answer, the number of items needed is divided with the total number of sections.
He thought it as since he needs to get 1 out of three items, so he did 1/3.
To get the correct answer, the number of items needed is divided with the total number of sections.