The following density function describes a random variable $X$.

$$f(x) = 1 - \frac{x}{2} \;\;\mathrm{if}\;\; 0 < x < 2$$

A. Find the probability that $X$ is greater than 1.

Probability =

B. Find the probability that $X$ is less than .5.

Probability =

C. Find the probability that $X$ is equal to 1.5.

Probability =