Question

solve this plz. question​

Answer 1

Example 1: Coin and Dice

Example :

A coin and a dice are thrown at random. Find the probability of:

a) getting a head and an even number

b) getting a head or tail and an odd number

Solution:

We can use a tree diagram to help list all the possible outcomes.

probability tree coin dice

From the diagram, n(S) = 12

a) Let A denote the event of a head and an even number.

A = ((H, 2), (H, 4), (H, 6)} and n(A) = 3