91.Upanishads also known as the Vedamtas are ......... in number

92.The valleys of Indus, Ganga and Jamuna were brought together gor the first time under one political authority by

93.Bimbisara was the ruler of

94.Which Saka ruler was responsible for important irrigation works in Saurashtra ?

95.The only ruler of India who ruled over territories in Central Asia beyond teh Pamirs was