Using Singtel's Financial Statement:

1. For each year from 2019 to 2021, Calculate for the breakeven point in Dollars for selected company. Comment on the Results.
2. Define the three types of leverage and how these are calculated. What do higher values of each type of leverage mean in terms of profitability potential and risk?
3. Using the Two Years Percentage Change method, calculate for Singtel's DOL, DFL and DTL results for each year from 2019 to 2021.
4. Explain how Singtel has been able to reduce their costs using one structural cost driver and one executional cost driver. Provide details and reference.