Maximum Number of Mental Arithmetic Problems Solved by a Minor (Male) in 4 Hours
The Maximum Number of Mental Arithmetic Problems Solved by a Minor (Male) in 4 Hours counted to 10,379 perfect answers out of 10465 arithmetic sums. It was accomplished by K.Y.Aravind, ARJWIN Abacus, Tiruppur District, Tamil Nadu, India on October 3, 2015.
