1. Consider the following test conditions in Figure 1 and answer all questions below. If you are a new customer opening a member card, you will get a 15% discount on all your purchases today. 10% discount will be given to an existing member card holder. Additional 2% discount will be given to any members who pay using credit card. If your total purchase for today exceeds RM150, you can get an additional 5% off eventhough you don't have any member card. Discount amounts are added, if applicable. Figure 1: Business logic of purchase discount. i. Construct a decision table for the business logic in Figure 1. [8 marks] ii. Derive test cases from the decision table. [8 marks]