When was the first printing press invented?
Who introduced hand-printing technology into Japan around AD 768 - 770?
Question 112 (ii)
Social Studies Application remembering that 1 AD came immediately after 1 BC, while solving following problems take 1 BC as -1 and 1 AD as +1 Bhaskaracharya was born in the year 1114 AD and died in the year 1185 AD. What was his age when he died?