It’s been almost seven years since her first “competitive race,” but 18-year-old Abinaya Rajarajan remembers all the details as if it took place just moments ago. “I didn’t know anything about running. I ran barefoot in my school uniform skirt,” she said, just days after matching double Asian Games silver medallist and two-time Olympian Dutee Chand’s Under-18 100m record at the Youth Nationals in Bhubaneswar. Abinaya went all out in the heats on Sunday, clocking 11.62 seconds to match Dutee Chand’s decade-old junior national record. In the final, the Tamil Nadu sprinter won the gold but couldn’t improve on her earlier mark. Even though Abinaya was disappointed at not breaking Dutee’s record, the timings are very encouraging for a youngster who started running just to “skip maths classes.” “I was in Class 6, and there was a zonal meet coming up. I asked my teacher which was the shortest race, and was told it’s the 100m. So that’s how I got into sprints. The prospect of missing maths classes was the only reason I signed …