【每日逻辑练习第二季】【1-1】

isa0709

1.    Carl is clearly an incompetent detective. He has
solved a smaller percentage of the cases assigned to
him in the last 3 years—only 1 out of 25—than any
other detective on the police force.
Which one of the following, if true, most seriously
weakens the argument above?
--BIBLE WEAKEN NO.1
1.    计时 26S
2.    逻辑链：
Premise: He has
solved a smaller percentage of the cases than any
other detective on the police force.
Conclusion: Carl is clearly an incompetent detective.
3.    答案预测：不能仅由solved a smaller percentage 推出incompetent detective
4.    答案分析：53S  A