Sample space: The set of all possible outcomes of a trial (random experiment) is called its sample space
Equally likely events: Events are equally likely if there is no reason for an event to occur in preference to any other event.
Exhaustive number of cases: The total number of possible outcomes of a random experiment in a trial is known as the exhaustive number of cases.
Favourable number of cases: The number of cases favourable to an event in a trial is the total number of elementary events such that the occurrence of any one of them ensures the happening of the event.
A. 2/3 B. 1/2 C. 1/6 D. 1/3
A. 16 B. 8 C. 20 D. 24