How to compute using a financial calculator

Compute the payback statistic for Project X and recommend whether the firm should accept or reject the project with the cash flows shown as follows if the appropriate cost of capital is $9$ percent and the maximum allowable payback is four years. Time $0-5$ cashflows are $-1500,-100,150,150,0,2500.$

$3\mathrm{.}78$ years, accept

$3\mathrm{.}78$ years, reject

$4\mathrm{.}52$ years, reject

$4\mathrm{.}52$ years, accept