Please don't solve question # 7, you're requested to slove question #13 (below).

7. The following data were obtained from a study of the times required to conduct a consumer test panel study: uu e e ina 6 Crash Schedule Normal Schedule Activity Time Cost Time Cost 1-2: City center 3 $6 5 $4 1-3: City 1 5 5 3 northeast 2-4: City south 5 7 10 4 3-4: City 2 6 7 southeast 26: City west 2 5 6 3 4-6: County east 5 9 11 6 4-5: County 4 6 6 3 north 6-7: County 1 4 5 2 south 5-7: County west 1 5 4 2 Note: Costs are given in thousands of dollars, time in weeks. (a) Find the all-normal schedule and cost. (b) Find the all-crash schedule and cost. (c) Find the total cost required to expedite all activities from all-normal (case a) to all-crash (case b). (d) Find the least-cost plan for the all-crash time sched- ule. Start from the all-crash problem (b). Assume partial crashing. Ci Lam7 datorming the 6 13. Given the following project to landscape a new building site, Activity Immediate Duration Resource Activity Predecessor (days) Used A: Get plants 2 XY B: Get flowers 2 C: Obtain soil 3 X D: Obtain B, C X, Y fertilizer E: Select labor D 3 W, X F: Set date D 1 W, X, Y G: Begin E, F 2 X, Y (a) Draw a Gantt chart using MSP. (b) Find the critical path and project duration in days. (c) Given that each resource is assigned 100% to each task, identify the resource constraints. (d) Level the resources and determine the new project duration and critical path. (e) Identify what alternative solutions can be used to shorten the project duration and not over-allocate the resources