Question

Mrs. Grady surveyed 30 students, 11 of which said they liked basketball, 14 of which said they liked hockey, and 2 of which said they liked both sports.

(a) How many students did not like either sport?


(b) How many students liked exactly one of the sports?

Answer 1

a) 3
b) 25

Look at the picture that I attached for the steps.

Answer 2

(a) Students not liking any sports= 7

(b) Students liking exactly one sports= 21

Explanation:

Mrs. Grady surveyed 30 students.

11 of which said they liked basketball, 14 of which said they liked hockey, and 2 of which said they liked both sports.

Total students liking sports= 9+2+12

= 23

(a) Students not liking any sports= 30-23

= 7

(b) Students liking exactly one sports= 9+12

= 21