PPSC Past Paper Labour Inspector(BS-14) 2019 Solved MCQs, Maths MCQs, PPSC Solved Past Papers MCQs, Ratio And ProportionWhich of the following ratios is the largest?A. 21:29 B. 7:15 C. 15:23 D. 17:25 One kilometer is equal to?Divide 30 to 1/2 and add 10 you will get?