Suppose a project has the following cashflows and the discount rate $($required return$)$ is $12\%.$

The project's discounted cumulative cashflow turns positive between year $3$ and $4,$ to be precise it is

$3\mathrm{.}62$

The project's discounted cumulative cashflow turns positive between year $3$ and $4,$ to be precise it is

$3\mathrm{.}12$

The project's discounted cumulative cashflow turns positive between year $3$ and $4,$ to be precise it is

$3\mathrm{.}59$

The project's discounted cumulative cashflow turns positive between year $4$ and $5,$ to be precise it is

$4\mathrm{.}22$