Ques : In 1977, the US Bureau of Standards calculated the 23rd root of a 201-digit number on a computer to confirm whose 50-second manual calculation?
A. Subrahmanyan Chandrasekhar
B. Shakuntala Devi
C. Narendra Karmarkar
D. Sujatha Ramdorai
Ans : B. Shakuntala Devi
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