An aqueous solution consisting of 5 M `BaCl_(2)`, 58.5% w/v NaCl solution & 2M `Na_(2)` X has a density of 1.949 gm/ml. Mark the option(s) which represent correct molarity (M) of the specified ion.
[Assume 100% dissociation of each salt and molecular mass of X`^(2–)` is 96]