Question

Tickets numbered from 1 to 20 are put in a box and mixed up thoroughly. If a ticket is taken without seeing in to it, the probability that the number is a multiple of 3 is ​

Answer 1

Answer:

6 or 9 or 12 or 15 or 18

Step-by-step explanation:

They said multiple of 3 so it is the answer please follow

Answer 2

Step-by-step explanation:

Since, total tickets = 20

Multiples of 3 or 7 from 1 to 20 are:

3,6,7,9,12,14,15,18

∴ favorable outcomes=8

∴ required probability =

20

8

=

5

2

∴ Option C is correct.

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