Three identical coins are tossed together. What is the probability of obtaining :

(i) all heads ?

(ii) exactly two heads ?

(iii) exactly one head ?

(iv) no head ?

A book contains 92 pages. A page is chosen at random. What is the probability that the sum of the digits in the page number is 9 ?

From 10 identical cards, numbered 1, 2, 3, ……………, 10, one card is drawn at random. Find the probability that the number on the card drawn is a multiple of :

(i) 2

(ii) 3

(iii) 2 and 3

(iv) 2 or 3

Two dice are thrown at the same time. Find the probability that the sum of the two numbers appearing on the top of the dice is :

(i) 0

(ii) 12

(iii) less than 12

(iv) less than or equal to 12