PPSC Past Paper 2020 For the Post of Labour Officer, Everyday Science MCQs, PPSC Solved Past Papers MCQsChina launches mission to bring back material from moon?A. Chang’e 5 B. Chang’e 7 C. Chang’e 4 D. Chang’e 3 1st digital computer was invented by?Indus Waters Treaty, treaty, signed on ______ between India and Pakistan and brokered by the World Bank?
