Q2. An activated sludge plant of capacity X cost $75 million when it was built in 1995. The detailed cost breakdown is given below. Determine a detailed budget estimate of a new similar plant of a capacity 2X in 2020. The capacity factor is 0.86 for this type of plants. (5) Cost element Feasibility study and design services Labor Materials Equipment including installation costs Percent of total cost 5% 30% 48% 17% Index (1995) 60 150 125 170 Index (2013) 100 206 172 202 Index (2020) 116 228 190 215