Question

A single , standard number cube is tossed. What is the probability of getting a 4 or 5 ?

1. 1
2. 1 / 5
3. 1 / 3
4. 1 / 6

Answer 1

$|\Omega|=6\\ |A|=2\\\\ P(A)=\dfrac{2}{6}=\dfrac{1}{3}\approx33\%$