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?

1. 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?

[Pubali Bank Junior Officer -2013 : 2013]

1. 1/2

2. 2/5

3. 8/15

4. 9/20

5. None of them

Answer

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