In a year-end examination, 6 papers-Maths, Physics, Geography, Economics, Chemistry, History- are scheduled on 6 consecutive days of a week (Monday -Saturday). 1. Maths paper is after the Chemistry paper, with a 1-day gap between them. 2. Physics paper is on Monday. 3. Geography paper is not on the last day. 4. History paper, which is scheduled on the previous day of the Maths paper, has a two-day gap with the Physics paper. Which paper is scheduled on Saturday?

In a year-end examination, 6 papers-Maths, Physics, Geography, Economics, Chemistry, History- are scheduled on 6 consecutive days of a week (Monday -Saturday). 1. Maths paper is after the Chemistry paper, with a 1-day gap between them. 2. Physics paper is on Monday. 3. Geography paper is not on the last day. 4. History paper, which is scheduled on the previous day of the Maths paper, has a two-day gap with the Physics paper. Which paper is scheduled on Saturday? Correct Answer Economics

2. Physics paper is on Monday.

Monday Physics
Tuesday  
Wednesday  
Thursday  
Friday  
Saturday  

3. Geography paper is not on the last day.

Monday  
Tuesday  
Wednesday  
Thursday  
Friday  
Saturday Geography

1. Maths paper is after the Chemistry paper, with a 1-day gap between them.

Chemistry
 
Maths

4. History paper, which is scheduled on the previous day of the Maths paper, has a two-day gap with the Physics paper.

Case 1. 

History
Maths
 
Physics

Case 2.

Physics
 
 
History
Maths

On combining (4) and (2)

We can eliminate Case 1st of 4 because Physics is on Monday and in Case 1st, there are three exams.

Monday Physics
Tuesday  
Wednesday  
Thursday History
Friday Maths
Saturday  

On combining (1), (4) and (2)

Monday Physics
Tuesday  
Wednesday Chemistry
Thursday History
Friday Maths
Saturday  

On combining (1), (2), (3) and (4)

Geography is not on Saturday than only left day is Friday.

Economics is only subject left than it will be on Saturday.

Monday Physics
Tuesday Geography
Wednesday Chemistry
Thursday History
Friday Maths
Saturday Economics

Economics paper is on Saturday.

Hence, the correct answer is "Saturday".

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