The equity is owned by LP investors and MP in a ratio of $5$ to $1.$ The total equity is $$120.$ The LP investor demands $10\%$ preferred return. Once the LP is paid, the MP requires a $10\%$ catch$-$up return. All remaining cash flows are split $70$ LP$/30$ MP$.$ When the LP return is $15\%$ what will the MP$\text{'}$s return be$?$