Which project is more profitable?

Consider two projects: Project A currently costs $$11$ million, which is to be paid this year. The returns are $$8$ million in one year and $$6$ million in two years. Project $B$ currently costs $$10$ million, again to be paid this year. The returns are $$7$ million in one year and $$6$ million in two years.

At an interest rate of $7\%,$ the net present value of Project $A$ is roughl$)$ While the net present value of Project $B$ is roughly

Suppose investing in one project eliminates the opportunity to invest in the other. If the interest rate is $7\%,$ Project is preferable.

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