Kaun Banega Crorepati 16: Can you guess the answer for this Rs 50 lakhs question which contestant Mintu Sarkar could not answer?

Mintu Sarkar, a tea stall owner, shared his struggles on Kaun Banega Crorepati. He hoped to win enough money to reclaim his mortgaged land. Answering questions confidently, he reached the Rs 25,00,000 question. Unsure of the answer about K2 and K1, he used a lifeline but ultimately quit, taking home his winnings.