Alex asked 60 people which subjects they liked from Music (MMM), Art (AAA), and Sport (SSS).
All 60 people like at least one of the subjects.
12 people like all three subjects.
8 people like Music and Art but do not like Sport.
18 people like Art and Sport.
20 people like Music and Sport.
35 people like Art.
10 people like only Sport.
Alex selects at random one of the 60 people.
Work out the probability that this person likes Music.