Note: Answer all Questions. & Assume data or figures when it is required Q1) The project produces a number of units needed for a power plant project for purposing of routine maintenance as shown in the following table: # Sales Quantity 710 Thousands units 11$ 9.5 $ 1 2 3 4 Price for Sales Quantity Cost for Quantity Project life span (virtual) investment costs 7 years 1330 Thousands $ Note that (i=9%) for whole project life. Adopting of sensitive analysis to answer the following: 1) The test of the project net present value under the following situations:- A) current situation, B) under the economic changes: Reduced selling price per unit (10%). & (15%)increase in sales & 5% decrease in the cost of the unit produced. C) Draw a graphically for illustrating the two cases and explaining it from an economic point of view