Ravi Atri

The STF arrested him from Nimka village in Greater Noida

So far, 19 people have been arrested from different states

There are claims that the 'Solver Gang' was involved in the entire incident

Ravi Atri has been involved in the question paper scam in the past

He was arrested in 2012 by the Delhi Crime Branch

Ravi received questions in advance and uploaded them on social media