Question

This Venn diagram represents the science subjects studied by students. What is the probability that a student, chosen at random, does not study chemistry

Answer 1

i belive it is either 3 students or 8 cuz the numbers confued

me

Answer 2

The total number of pupils is

7 + 2 + 5 + 3 + 4 + 6 + 8 + 6 = 41

Number who don’t study chemistry

7 + 2 + 5 + 6 = 20

Probability they don’t study chemistry is 20/41