year for $20$ years. The firm's WACC is $11\%.$

answers to two decimal places.

Calculate each project's IRR. Round your answers to one decimal place.

Plan A:

$\%$

Plan B:

$\%$

b$.$ By graphing the NPV profiles for Plan A and Plan B$,$ determine the crossover rate. Approximate your answer to the nearest whole number.

$\%$

c$.$ Calculate the crossover rate where the two projects' NPVs are equal. Round your answer to one decimal place.

$\%$

d$.$ Is NPV better than IRR for making capital budgeting decisions that add to shareholder value?