The puzzle
Esha, Neha, Pooja, Chetan 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.
- Chetan sits immediately to the right of Pooja.
- Neha sits somewhere to the right of Esha.
- Esha sits somewhere to the right of Pooja.
Question: What is the seating order from far-left to far-right?
Reveal the answer
Answer: Pooja, Chetan, Esha, Neha (left to right).
Seat 1PoojaSeat 2ChetanSeat 3EshaSeat 4Neha
- Start: 24 possible left-to-right orders of 4 people.
- Clue 1 — "Chetan sits immediately to the right of Pooja." leaves 6 possibilities.
- Clue 2 — "Neha sits somewhere to the right of Esha." leaves 3 possibilities.
- Clue 3 — "Esha sits somewhere to the right of Pooja." leaves 1 possibility.
- Exactly one order survives every clue — that is the answer.