JEE Main 2025 Chemistry question

Liquid A and B form an ideal solution. The vapour pressures of pure liquids A and B are 350 and 750 mm Hg respectively at the same temperature. If and are the mole fraction of A and B in solution while and are the mole fraction of A and B in vapour phase then,

• (1)
• (2)
• (3)Correct
• (4)