A training college has to conduct a refresher course for teachers of seven different subjects -- Mechanics, Psychology, Philosophy, Sociology, Economics, Science and Engineering from 22nd July to 29th July.
- Course should start with Psychology.
- 23rd July, being Sunday, should be holiday.
- Science subject should be on the previous day of the Engineering subjects.
- Course should end with Mechanics subject.
- Philosopy should be immediately after the holiday.
- There should be a gap of one day between Economics and Engineering.
Which subject precedes Mechanics ?
Economics
Incorrect AnswerEngineering
Incorrect AnswerPhilosophy
Incorrect Answernone of these
Correct AnswerExplanation:
The course starts with Psychology. So, Psychology will be on the 22nd, 23rd being a Sunday will be a holiday. Science will be before Engineering and Economics, Science and Engineering. Mechanics will be the last i.e., on 29th. So, Sociology will fill the gap on the 28th.
Thus, we have :
| 22nd |
23rd |
24th |
25th |
26th |
27th |
28th |
29th |
| Psychology |
Sunday |
Philosophy |
Economics |
Science |
Engineering |
Sociology |
Mechanics |
So, Sociology precedes Mechanics.
Hence, option 4 is the correct answer.
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By: Amit Kumar