Mathematics

Blake

26 November, 07:15

A certain experimental mathematics program was tried out in 2 classes in each of 32 elementary schools and involved 37 teachers. Each of the classes had 1 teacher and each of the teachers taught at least 1, but not more than 3, of the classes. If the number of teachers who taught 3 classes is n, then the least and greatest possible values of n, respectively, are

A) 0 and 13

B) 0 and 14

C) 1 and 10

D) 1 and 9

E) 2 and 8