What is the boiling point of 0.5 molal aqueous solution of sucrose if 0.1 molal aqueous solution of glucose boils at 100.16$$^\circ$$C?

Which of the following solutions shows positive deviation from Raoult's law?

What is vapour pressure of a solution containing 0.1 mol of non-volatile solute dissolved in 16.2 g of water ? (P$$_1^0=32$$ mm Hg)

What is boiling point of a decimolal aqueous solution of glucose if molal elevation constant for water is 0.52$$^\circ$$C kg mol$$^{-1}$$ ?