题目内容
收藏
纠错
题目材料：
If one of the workers in the manufacturing and service industries who were unemployed for at least 1 week will be randomly selected, what is the probability that the person selected will be a service industry worker who was unemployed for 26 weeks or more?
-
A0.04
-
B0.09
-
C0.21
-
D0.40
-
E0.90
A显示答案
