REASONING(PUZZLE) (Question:112844.0)

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CHAYANIKA BARMAN

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· 1 Months ago

REASONING(PUZZLE) (Question:112844.0)

QUESTION NO 71 NIACL ASSISTANT pre-free test -02

Question:

DIRECTIONS: These questions are based on the following information.

Aditi, Agrima, Anika and Abhishri took an objective type test in which, there were four answer choices to every question, out of which only one answer choice was correct. The following is the information regarding the answer choices they marked.

(i) The answer choices for any question are (a), (b), (c) and (d).

(ii) There were only four questions in the test paper and the time allotted to answer was 1 minute.

(iii) Each of the four candidates attempted all the questions but marked the wrong answer for every question.

(iv) No two questions had the same correct answer choice.

(v) No person marked the same answer choice for any 2 questions.

(vi) No question was marked the same answer choice by more than 2 persons.

(vii) Abhishri and Anika marked the same answer choice (d) to the first question.

(viii) Agrima and Anika marked the same answer choice (a) to the fourth question.

(ix) Aditi and Anika marked the same answer choice (b) to the second question.

(x) Aditi and Anika marked the same answer choice to the third question.

If the correct answer choice for Q1 was not choice (c), then what was the answer choice marked by Abhishri for Q3?

Options:

A) a

B) b

C) c

D) d

E) Can’t be determined

Solution:

Case II prevails. Abhishri marked choice (a) for Q3.

From conditions (iii), (viii) and (ix), the following table drawn.

Person/ Questions	Q1	Q2	Q3	Q4
Aditi	-	b	-	-
Agrima	-	-	-	a
Anika	d	b	c	a
Abhishri	d	-	-	-
Correct choice	-	-	-	c

From (v), answer choice as marked by Anika for Q3 was choice (c).

⟹ Aditi must have marked choice (c) for Q3. Case

Case I

Person/ Questions	Q1	Q2	Q3	Q4
Aditi	a	b	c	d
Agrima	b	c	d	a
Anika	d	b	c	a
Abhishri	d	a	b	c
Correct choice	c	d	a	b

Case II

Person/ Questions	Q1	Q2	Q3	Q4
Aditi	a	b	c	d
Agrima	c	d	b	a
Anika	d	b	c	a
Abhishri	d	c	a	b
Correct choice	b	a	d	c

REASONING(PUZZLE) (Question:112844.0)

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