solution Δ Revenues= Revenues with project (new asset) - Revenues without project (old asset) Year 1 =1,800,000 – 1,400,000= 400,000 Year 2 =1,830,000 – 1,450,000= 380,000 Year 3 =1,880,000 – 1,500,000= 380,000 Year 4 =1,820,000 – 1,500,000= 320,000 Year 5 =1,770,000 – 1,380,000= 390,000 Δ Expenses= Expenses with project (new asset) - Expenses without project (old asset) Year 1 =1,500,000 – 1,375,000= 125,000 Year 2 =1,520,000 – 1,400,000= 120,000 Year 3 =1,550,000 – 1,420,000= 130,000 Year 4 =1,515,000 – 1,400,000= 115,000 Year 5 =1,475,000 – 1,370,000= 105,000