Question

one die is rolled.Find probability of number on upper face is even.

Answer 1

Answer:

Sample space, S={1,2,3,4,5,6}

Let A be the event of getting an odd prime number.

∴ A={3,5}

∴ P(A)=

6

2

=

3

1

∴ The probability that the number of dots on its upper face is a odd prime number is

3

1