Please answer the following questions in the attached excel file. The file has a blank tab for solution please use that. 

 
1.  Question #2 – Page # 88, Use data P02_03.xlsx

2.  Question #20 – Page #96, Use data P02_56.xlsx

3.  Question #30 – Page #105, Use data P03_30.xlsx

1.  Question #49 – Page #125, Use data P03_22.xlsx

1.  Question #63 – Page #129, Use data P03_63.xlsx