5. For the example given in Table 6.1, what would the impact be on residential unit distribution if: (a) a new transportation improvement is constructed between zones 3 and 5, reducing travel cost between them to 1.5? (b) 150 employees are relocated from zone 2 to zone 5? Table 6.1: Example Allocation of Employment, Base Data (a) Example allocation of residence units Zone 1 Employment 100 2 200 3 300 4 0 5 0 (b) Travel "costs" between zones Zone 1 2 3 4 5 1 1.0 1.5 2.0 2 1.5 1.0 1.5 3 2.0 4 1.5 5 2.5 055 1.5 1.0 2.0 2.0 2.0 2.5 50005 211 5 1.5 2.5 2.0 2.0 2.0 2.5 1.0 1.5 1.5 1.0 (c) cij values Zone 1 2 3 4 5 1 1.0 0.44 0.25 0.44 0.16 2 .044 1.00 0.44 0.25 0.25 3 0.25 0.44 1.00 0.25 0.16 452 0.44 0.25 0.25 1.00 0.44 0.16 0.25 0.16 0.44 1.00 2.29 2.38 2.10 2.38 2.01