Two acids A and B are titrated separately. 25 mL of 0.5 {\M} {\Na}_2 {\CO}_3 solution requires 10 mL of A and 40 mL of B for complete neutralisation. The volume (in {\L}) of A and B required to produce 1 L of 1 N acid solution respectively are [AP EAPCET 24 May 2025 S1]