A radio station has 10 free tickets to a cocert to give away. Each listener may send in one email requesing a ticket. Email are received from 1200 listeners.Emails are then selectef at random one at a time until all tickets are given away. the first 9 tickets have been given away John's email has not been selected.What is John chance of winning the last ticket?
Answers
Answer:
1191
Step-by-step explanation:
total number of outcomes =1200
number of favourable outcomes=1200-9=1191
chance of john to win the last ticket=1/1191
Given : A radio station has 10 free tickets to a concert to give away.
Each listener may send in one email requesting a ticket.
Emails are received from 1200 listeners.
Emails are then selected at random one at a time until all tickets are given away.
first 9 tickets have been given away.
John’s email has not been selected.
To Find : John’s chance of winning the last ticket
Solution:
Total Emails = 1200
Already selected = 9
Remaining Emails = 1200 - 9 = 1191
John’s chance of winning the last ticket is 1 in 1191
Probability of John’s winning the last ticket = 1/1191
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