A few minutes into the final year maths exam at his Delhi high school, Raghav asked to use the bathroom. Inside, he texted pictures of the test paper he had secretly photographed to a phone number he was sent days before. Minutes later, answers materialised on the screen.
“It isn’t cheating,” insists his mother Sunita, who paid 16,000 rupees (£175) for her son to obtain the phone number. “It’s a way out.”