Question

In a group of 33 students, 7 study both Art and Biology. 10 study Biology but not Art. 7 study neither subject. Given that a randomly selected student studies Art, what is the probability the student studies Art and Biology?

Answer 1

0.064

Explanation:

Step one;

given

Total students= 33

Both Art and Biology= 7

Biology but not Art=10

Neither subject= 7

The sample space= 33

Required

the probability of student studying Art and Biology

P(Art and Biology)= 7/33*10/33

=70/1089

=0.064