2014 National Question 5 Single-choice Differentiating 2014_退役省自主命题 (2014·文) 5.在区间 $[-2,3]$ 上随机选取一个数 $X$,则 $X \leq 1$ 的概率为: A. $\frac{4}{5}$B. $\frac{3}{5}$C. $\frac{2}{5}$D. $\frac{1}{5}$ Answer keyB ☆ SaveCan't do it, show the explanation查看原卷 →