PPSC Past Paper Sub inspector Punjab Police 2019 Solved MCQs, Maths MCQs, Number Series, PPSC Solved Past Papers MCQsComplete the series: 1, 1, 8, 4, 27, 9, _____?A. 64 B. 20 C. 60 D. 16 Thomas Jefferson was the ____ president of United States?What is the name of the autobiography of Adolf Hitler?