When was Shakuntala Devi's Guinness record recognized posthumously?
30 July 2020
30 June 2019
30 August 2018
30 October 2016
Answer
On 30 July 2020, the Guinness World Records posthumously recognized Indian mathematician Shakuntala Devi as the "fastest human calculator" after 54 years. She had broken the record for calculating 13 digits of pi mentally in 1976.
Unlocking the Mathemagical Mind: The Shakuntala Devi Quiz!