CBSE Class 8 Answered
Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Here, S = {1, 2, 3, 4,...., 19, 20}.
Let E = event of getting a number which is a multiple of 3 or 5 = {3, 6, 9, 12, 15, 18, 5, 10, 20}.
Answered by | 04 Jun, 2014, 03:23: PM
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