Seven persons- A, B, C, D, E, F and G visited museum on different days of the week starting from Monday to Sunday but not necessarily in the same order.
At most two persons visited before D.
Three persons visited between D and C.
Neither B nor C visited on Friday.
| | Case 1 | Case 2 |
| Day | Person | Person |
| Monday | | |
| Tuesday | D | |
| Wednesday | | D |
| Thursday | | |
| Friday | | |
| Saturday | C | |
| Sunday | | C |
Only one person visited between C and F.
B visited immediately after F.
Neither B nor C visited on Friday.
Thus, Case 1 gets cancelled.
| | Case 2 |
| Day | Person |
| Monday | |
| Tuesday | |
| Wednesday | D |
| Thursday | |
| Friday | F |
| Saturday | B |
| Sunday | C |
Three persons visited between B and G.
| Day | Person |
| Monday | |
| Tuesday | G |
| Wednesday | D |
| Thursday | |
| Friday | F |
| Saturday | B |
| Sunday | C |
E visited before A.
| Day | Person |
| Monday | E |
| Tuesday | G |
| Wednesday | D |
| Thursday | A |
| Friday | F |
| Saturday | B |
| Sunday | C |
This is the final arrangement.
As many persons visited between E and F as between G and B.
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