A bag contains `25` tickets numbered `1,2,3... 25.` One ticket is drawn at random, then what is the probability that the ticket drawn has a prime number ?

From 21 tickets numbered 1,2,3.,.,21 one ticket is drawn at random.Find the probability that the ticket drawn has a number divisible by 3.

Tickets numbered from 1 to 18 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a prime number.

Solve the following questions. There are 60 tickets numbered from 1 to 60 in box . A ticket is drawn at random . What is the probability that the ticket drawn, bears a prime number ?

Solve the following questions. There are 60 tickets numbered from 1 to 60 in box . A ticket is drawn at random . What is the probability that the ticket drawn, bears a prime number ?

A bag contains 75 tickets numbered from 1 to 75. One ticket is drawn at random. Find the probability that: Number on the ticket is a perfect square or divisible by 4.

A box contains 25 tickets numbered 1 to 25 Two tickets are drawn at random . What is the probability that the product of the numbers is even ?

A bag contains 20 tickets numbered 1 to 20. Two tickets are drawn at random . Find the probability that both the numbers on the ticket are prime.