A machine costs P 8,000 which last for 7 years with a salvage value at the end of its life of P 355. Determine the depreciation charge during the 4th year and the book value at the end of 4 years by:

(a) Straight Line Method;

(b) Declining Balance Method;

(c) SOYD Method;

Answer only the subparts of the problem

(d, e, and f):

(d) Sinking Fund Method with interest of 12%;

(e) Double Declining Balance Method

(f ) MACRS