Q$4$ and Q$5$: Annuity$/$Annuity due$/$Perpetuity: delayed first cash flow

$4.$ A company has a project to install a new production line. This project will finish after two years. Then the firm would anticipate the first annual cash flow from this project to be $$1$ million, one year after the production line is installed. Suppose the production line will work without extra costs for $5$ years, and the annual cost of capital $(r)$ is $3\mathrm{.}5$ percent. Calculate the present value of this project.

$5.$ What if the production line in Q$4$ will generate the $$1$ million cash flow forever?