Let a, b, c, d be propositions. Assume that the equivalence a ↔ (b v ˥b) and b ↔ c hold. Then truth value of the formula ( a ^ b) → ((a ^ c) v d) is always
Answer: A
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Let p and q be propositions. Using only the truth table decide whether p ↔ q does not imply p → ˥q is
Answer: A
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Which of the following is a declarative statement?
Answer: B
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Look closely at the letter pattern and choose the series from the options given that will correctly fill the blank at the end of the series.
FAG, GAF, HAI, IAH, _______
Answer: A
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In a maths class Riki divides 60 chalk sticks by half and adds fifteen. What answer does she show the Class?
Answer: C
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Which of the following are tautologies?
Answer: D
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Which of the proposition is p^ (~ p v q) is
Answer: C
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Smith said, “Lilly is wife of the grandson of my sister’s mother.” How is Smith related to Lilly?
Answer: B
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P → (Q → R) is equivalent to
Answer: A
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Identify the valid conclusion from the premises Pv Q, Q → R, P → M, ˥M
Answer: D
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