Cello is a manufacturer of pianos. It earned an aftertax return on capital of 10% last year

Question:

Cello is a manufacturer of pianos. It earned an aftertax return on capital of 10% last year and expects to maintain this return next year. If the current year’s aftertax operating income is $100 million and the firm reinvests
50% of this income back, estimate the FCFF next year.
[Aftertax operating income = EBIT (1 − t)].