Directions: Thispart is a comprehensive question about AHP, the whole question is worth 30 marks and each question is followed by more detailed marksfor your understanding of the composition of these 30 marks. Please read the questions carefully and answer them accordingly. When Joe is buying glass for his house, there are three attributes to consider: strength, installation effort and cost. He has three types of glass (alternatives) to choose from: glass 1 glass 2 and glass 3. Q1: Draw the AHP model based on the above conditions we give you. (10marks) Q2: How many pairwise comparison matrices can you get from the model you drew?(4marks) And you need to draw all the matrices on the paper.(8marks) Q3: Suppose that