Die rolled 3 times. Probability of getting larger number than previous -

The probability of getting the sum as a prime number, when two dice are thrown together, is :

If four whole numbers are chosen randomly and multiplied, probability that last digit is 1,3,7 or 9?

Twelve Tickets are numbered from 1 to 12. If one ticket is selected at random, then the probability that the number on the ticket is a multiple of 2 or 3 is :

The tickets numbered from 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket has a number which is a multiple of 3 or 5?

A box contains 2 red, 3 green, and 2 blue balls. What is the probability that none of the balls drawn is blue?