Question

. Teesha is in French Club. There are 10 freshman, 12 sophomores, 15 juniors, and 30 seniors in the club. The advisor is going to randomly choose one of the members of the club to be a guide for an important visitor.

Answer 1

In a french club, these are the numbers of the students:
=> 10 freshman
=>12 sophomores
=>15 juniors
=> 30 seniors in the club. 
Then the adviser needs to select 1 to act as guide for the coming visitor. To know the answer, let's solve the average..
=> 10 + 12 +15  + 30  = 67  students
=> 67 / 4 = 16.75
OR
=> 15/67