CJBAT Logical Reasoning 3

Question 1

A, B, and C finished a race in order with no ties. A finished before B, and B finished before C. Who finished last?

Accepted Answer

C

Answer

A before B before C places C last.

Question 2

All thefts in the case occurred at night. This theft occurred at noon. What can be concluded?

Accepted Answer

This theft is not part of the case

Answer

A noon theft contradicts the all-night pattern, so it is not part of the case.

Question 3

If the witness is reliable, the testimony is admitted. The testimony was not admitted. What follows?

Accepted Answer

The witness is not reliable

Answer

Contrapositive: no admission means the witness was not reliable.

Question 4

Three officers — Lee, Mora, Patel — each work one shift: day, swing, night. Lee works night. Mora does not work day. Which is true?

Accepted Answer

Mora works swing and Patel works day

Answer

Lee takes night, Mora cannot take day so takes swing, leaving day for Patel.

Question 5

Some calls are emergencies. No emergencies are ignored. Which conclusion is valid?

Accepted Answer

Some calls are not ignored

Answer

Emergency calls cannot be ignored, so some calls are not ignored.

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