Mathematical Logic Quiz 5 (10 MCQs)

Quiz Instructions

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1. The inclusion of logic and critical thinking as subjects in the curriculum is an offshoot of which philosophy?

Correct Answer: C) Rationalism.

2. Amy joins the Army, or Mary joins the Marines.Mary does not join the Marines.Therefore, Amy joins the Army.

Correct Answer: A) Valid.

3. State whether the statement is true or false:a + b = ab

Correct Answer: B) FALSE.

4. P1: Either my phone is in my room or car.P2: My phone is not in my room.C: Therefore, my phone is in my car.

Correct Answer: C) Disjunctive Syllogism.

5. $\sim q\ \rightarrow\ \sim p$

Correct Answer: D) Contrapositive Statement.

6. Either we die from hunger or we work hard to earn our food. We worked really hard. Therefore, we will not die from hunger.

Correct Answer: A) Disjunctive Syllogism.

7. Identify the property of equality.If a = b, then b = a.

Correct Answer: C) Symmetric.

8. What is the inverse statement of "If the number is divisible by 5 and 10, then it is divisible by 2."?

Correct Answer: C) If the number is not divisible by 5 and 10, then it is not divisible by 2.

9. If I meet James's girlfriend, that proves he has one. I have not met her, so James must not have a girlfriend.

Correct Answer: A) Formal Fallacy.

10. If a is related to b and b is related to c then a is related to c

Correct Answer: A) Transative property.