p$3-11.$ Robert Willams is considering an offer to sell his medical practice, allowing him to retire five years early. He has been ofered $$50,000$ for his practice and can invest this amount in an account earning $10\%$ per year. If the practice is expected to generate the following cash flows, should Robert accept this offer and retire now?

End of Year

$2$

$3$

$4$

$5$

Cash Flow

$ $150,000$

$150,000$

$125,000$

$125,000$

$100,000$