A $$25$ investment returns $$27\mathrm{.}50$ at the end of one year with no rink. Given this, you know that the NPV:

IS zero at any given drcount rate.

Is zero if the required refurn is equal to $10$ percent.

is negative if the required retum is less than $10$ percent.

muat be posiolve at any given discount rate.

equals $1\mathrm{.}0$ if the required rebarn is $10$ pertent.