Casting Crown Construction entered into the following transactions during a recent year: January 2 Furchased a bulldozer for $200,000 by paying $20,000 cash and signing a $180,000 note. January 3 Replaced the steel tracks on the bulldozer at a cost of $20,000, purchased on account. January 30 Wrote a cheque for the amount owed on account for the work completed on January 3. Mareh 1 Paid $2,400 cash for the rights to use computer software for a two-year period. Required: 1-a. Analyze the accounting equation effects. (Enter any decreases to accounts with a minus sign.) 1-b. Prepare the journal entries for each of the transactions. (If no entry is required for a transaction/event, select "No journal entry required" in the first account field.) 2. For the tangible and intangible assets acquired in the preceding transactions, determine the amount of depreciation and amortization that Casting Crown Construction should report for the quarter that ended March 31 . The equipment is depreciated using the double-declining-balance method with a useful life of five years and $40,000 residual value. 3. Prepare a journal entry to record the depreciation and amortization calculated in requirement 2 . (If no entry is required for a transaction/event, select "No journal entry required" in the first account field.)