PPSC ZILADAR (14-19G- 2020) Irrigation department, General Knowledge MCQs, PPSC Solved Past Papers MCQsThe World’s biggest island is?A. Green Land B. Madagascar C. Sumatra D. None of these Which Prophet is dignified with special title,”Khalil-Ullah” (Friendly of God)?If the average of five numbers is 6.92, then the sum of number is?