Mrinal Ranjan – IBR Achiever
Mrinal Ranjan (born on July 8, 2009) of Howrah, West Bengal, is titled as ‘IBR Achiever’ for recalling the multiples (upto 10 values) of numbers from 11 to 20 in reverse order blindfolded in 1 minute and 53 seconds, at the age of 14 years and 10 months, as confirmed on June 6, 2024.
