Suppose $x$ Is a Random Variable Best Described by a Uniform Probability

Multiple Choice

Suppose $x$ is a random variable best described by a uniform probability distribution with $c = 2$ and $d = 10$ . Find the value of a that makes the following probability statement true: $P ( 2.5 \leq x \leq a ) = 0.5$ .

A) 6
B) -0.8
C) 6.5
D) 3