Answer
$\frac{1}{2},\frac{3}{4},\frac{2}{3},0$
Work Step by Step
According to Rule 1: the probability of any event E must be greater than or equal to 0 and less than or equal to 1. But 1.5 $\gt$ 1 and $-\frac{1}{4}$ $\lt$ 0.
See Rules of Probabilities, page 256.