Kolkata: The results of the Madhyamik examination will be out on May 22, 2015, according to the West Bengal Madhyamik Examination Board. The results will be known at around 9 am on May 22, confirmed the Board. This year on February 23 the Madhyamik Examination started. Last year the passing percentage of the exam was 82.24 per cent. In Kolkata, the passed percentage was 90.86 per cent.