Kaun Banega Crorepati 15: Contestant Rahul quits the game at Rs 50 lakh question but guesses the correct answer

In the latest episode of Kaun Banega Crorepati 15, contestant Rahul wins Rs 70,000 in the Super Sandook round. He shares an incident about overpriced and tasteless tea at the airport. Rahul goes on to win Rs 6,40,000 and Big B suggests he buy a new TV for his parents.