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 $c = 30$ and $d = 90$ . Find $P ( 30 \leq x \leq 60 )$ .

A) 0.6
B) 0.3
C) 0.05
D) 0.5