PPSC Past Paper Sub inspector Punjab Police (Service Quota) 2019 Solved MCQs, Maths MCQs, PPSC Solved Past Papers MCQs, Ratio And ProportionA ratio equivalent to 3:7 is?A. 3: 9 B. 6: 10 C. 9: 21 D. 18: 49 What term describes a picture that has been resized by a percentage?Which regiment of Pakistan Army has received maximum numbers of “Nishan e Haider”?