Im having trouble figuring out the rest of the chart. the answers so far are correct

Cost Item Cost Cisco Systems is purchasing a new bar code - scanning device for its service center in San Francisco. The table on the right lists the relevant initial costs for this purchase. The service life of the system is 4 years and its salvage value for depreciation purposes is expected to be about 22% of the hardware cost. Hardware Training Installation $155,000 $16,000 $14,000 a. What is the cost basis of the device? b. What are the annual depreciations of the device if (i) the SL method is used? (ii) the 150% DB method is used? (iii) the 200% DB method is used? c. Calculate the book values of the device at the end of 2 years using all the methods above. (b) Annual depreciations and book values: (Round to the nearest dollar) Year SL 150% DB 200% DB 1 $ $ 69375 $ 92500 2 $ $ 46250 3 $ $ $ 23125 4 $ 11563 $ $ $ Book values at end of 2 years