SOLVE THE FOLLOWING PROBLEMS ( with detailed and complete solution )

1.A2Z television company purchased a microwave radio equipment for P6M. Freight and installation charges

amounted to 4% of the purchased price. If the equipment will be depreciated over a period of 10 years with

a salvage value of 8%, determine the depreciation cost during the 5^th year usingsum of the years digit

method.

2.ABC corporation brought a vertical boring machine ten years ago for $90,000 with an expected life of 20

years. The new management anticipated now that the machine will serve well for another 6 years only and

purchase a new machine at $120,000 with an expected life of 16 years. The old machine is depreciated as

anticipated and can be sold now at $60,000. Operating cost of the old machine is $1,000 and the new

machine is $500 per year. Salvage value is 10% of the initial value for both engines regardless of length of

time they are used. If money is worth 10% to the company, should the old machine be replaced or not and

how much is the difference of the annual cost for both alternative.