Uploaded September 2026 | Updated September 2026, 2 weeks ago

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India Book of Records: 30 Cube Roots in One Minute

Vismay M. Thayappa from Bengaluru mentally calculated and wrote the cube roots of 30 nine-digit numbers in just one minute, earning recognition from the India Book of Records.

#indiabookofrecords #vismaythayappa #mentalmaths #mathschampion #ibr