PPSC Past Paper Assistant Director (Labour and Human Resource ) 2019 Solved MCQs, Maths MCQs, PPSC Solved Past Papers MCQsWhat is the area of a triangle having base 19?A. 45 m² B. 55 m² C. 66.5 m² D. 133 m² How many chambers are in the human heart?2 + 0.5 =?