TEHRAN, Jul. 17 (MNA) Irans national mathematics team received six silver and bronze medals in the 57th round of the International Mathematical Olympiad (IMO) in Hong Kong. The Iranian team consisted of Mohammadreza Bemanian, Amin Rakhsha and Amir Mojtaba Sabour, who won a silver medal, and Farbod Ekbatani, Mahbod Majid and Alireza Hediehlou,...