Answer:
2.25 years
Explanation:
Payback calculates the amount of time it takes to recover the amount invested in a project from it cumulative cash flows
Amount recovered in year 1 : $-345,000 + $220,000 = $-125,000
Amount recovered in year 2 : -1250000 + 100,000 = $-25,000
-25,000 / 100,000 = 0.25