Question

Tickets numbered from 1 to 20 are mixed up together and then a ticket is drown at random.

What is the probability that the ticket has a number which is a multiple of 3 or 7.​

Answer 1

Answer:

2/5

Step-by-step explanation:

The multiples of 3 between 1 and 20 -

3,6,9,12,15,18

The multiples of 7 between 1 and 20 -

7,14

Total numbers - 20

multiples - 8

probability - 8/20