Maria and Mario, married taxpayers filing a joint return, purchased 10,000 shares of Striker stock 11 months ago for $10 per share. This stock is now trading at $16 per share. Their regular marginal tax rate is 35 percent and their tax rate for long-term capital gains is 15 percent.

a. What is their after-tax net cash flow from the sale if they sell the stock now?

b. What is their after-tax net cash flow from the sale if they wait another 5 weeks before selling the stock for $16 per share