C-11-Q018mediumsingle_mcqIf 3:4=6:x3:4 = 6:x3:4=6:x, then x=x =x=a555b777c888d999ব্যাখ্যাCross-multiplying 3:4=6:x3:4 = 6:x3:4=6:x gives 3x=243x = 243x=24, so x=8x = 8x=8.