pls do it soon

Adam's utility function is UA(x, y) = min(3r, 2y} and his initial endowment is wa = (12, 12). Bob's utility function is UB(x, y) = 2r+3y and his initial endowment is we = (12, 12). Find the Walrasian equilibrium allocation [(24, y"), (1, y )] and price ratio Pr/py for this exchange economy