Logical deduction – "whenever Shashi makes coffee, Asha puts in sugar": Pick the valid consequence. (i) Shashi makes coffee. (ii) Asha makes coffee. (iii) Shashi puts in sugar. (iv) Asha puts in sugar.
Verbal Reasoning
Logical Deduction
Difficulty: Easy
Choose an option
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A(iv) (i)
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B(i) (iv)
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C(ii) (iii)
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D(iii) (ii)
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ENone of these
Answer
Correct Answer: (i) (iv)
Explanation
Introduction / Context:The rule is MakeCoffee(Shashi) ⇒ PutsSugar(Asha). It does not say who makes coffee other times, nor that Shashi puts sugar.
Given Data / Assumptions:
- Trigger: Shashi makes coffee.
- Effect: Asha puts sugar.
Concept / Approach:We need a pair that states the antecedent and its direct consequence: (i) then (iv).
Step-by-Step Solution:
From (i), apply implication.Conclude (iv).Verification / Alternative check:Statements (ii) and (iii) are irrelevant or incorrect ties to the rule.
Why Other Options Are Wrong:(iv) (i) flips order. (ii) (iii) and (iii) (ii) are not implied by the rule.
Common Pitfalls:Assuming Shashi is the one adding sugar.
Final Answer:(i) (iv)