The puzzle
Imran, Esha, Harsh, Meera sit in a single row, all facing north. Seat 1 is the far-left end and seat 4 is the far-right end. Using the clues below, work out the order from left to right.
- Esha sits at the far-left (extreme) end of the row.
- Meera sits somewhere to the right of Imran.
- Meera sits immediately to the right of Harsh.
Question: What is the seating order from far-left to far-right?
Reveal the answer
Answer: Esha, Imran, Harsh, Meera (left to right).
Seat 1EshaSeat 2ImranSeat 3HarshSeat 4Meera
- Start: 24 possible left-to-right orders of 4 people.
- Clue 1 — "Esha sits at the far-left (extreme) end of the row." leaves 6 possibilities.
- Clue 2 — "Meera sits somewhere to the right of Imran." leaves 3 possibilities.
- Clue 3 — "Meera sits immediately to the right of Harsh." leaves 1 possibility.
- Exactly one order survives every clue — that is the answer.