Question

There are 20 tickets numbered as 1, 2, 3,..., 20 respectively. One ticket is drawn at random. What is the probability that the number on the ticket drawn is a multiple of 5?

पर्याय

• `1/4`

• `1/5`

• `2/5`

• `3/10`

Answer 1

`1/5`

Explanation:

​Total number of tickets = 20

Out of the given ticket numbers, multiples of 5 are 5, 10, 15 and 20.

Number of favourable outcomes = 4

∴ P(getting a multiple of 5) =`4/20 = 1/5`