PPSC Past Paper Junior Clerk in Punjab Public Service Commission 2019 Solved MCQs, General Knowledge MCQs, PPSC Solved Past Papers MCQsAt present, The European Union has ___ member’s states?A. 26 B. 27 C. 28 D. 29 “Dosimeter” is a device used to measure?A milkman adds 10 liters’ water in 10-liter milk. his son takes 15 liter of milk and adds 5-liter water in it. find out the amount of water in liter in this milk?