Sami asked 50 people which drinks they liked from tea, coffee and All 50 people like at least one of the drinks
19 people like all three drinks
16 people like tea and coflee but do not like milk
21 people like coffee and milk
24 people like tea and milk
40 people like collce
1 person likes only milk
Sami selects at random one of the 50 people,
Work out the probability that this person likes tea​