How Indians crack one of the world's toughest exams

For close to three years, Gamini Singla stayed away from friends, did not go on a vacation and avoided family meetings and celebrations. She stopped bingeing on takeaways, going to the cinema and stepped away from social media. Instead, at her family home near the northern Indian city of Chandigarh, she woke up at the crack of dawn, pored over text books and studied for up to 10 hours a day. She