1. A De la salle company has decided to purchase a new bus for P3,000,000 with a trade-in of their old bus. The old bus has a book value of P500,000 at the time of the trade-in. The new bus will be kept for 10 years before being sold. Its estimated salvage value at that time is expected to be P300,000. Determine the depreciation charge and book value each year by constructing the depreciation schedule using the following methods:

1. Straight Line method
2. Sinking Fund method at 5% per year
3. Declining Balance method
4. Double Declining Balance method
5. Sum of the Years Digit method