Gilly Construction trades in an old tractor for a new tractor, receiving a $28,000 trade-in allowance and paying the remaining $84,000 in cash. The old tractor had cost $75,000, and straight-line accumulated depreciation of $40,625 had been recorded to date under the assumption that it would last eight years and have a $10,000 salvage value. Answer the following questions assuming the exchange has commercial substance. 1. What is the book value of the old tractor at the time of exchange

Digitalhealth electronics inc. is a company that builds diagnostic devices. it was the first company to develop a compact mri scanner by reconfiguring the components of the mri technology. this smaller and user-friendly version of the huge mri scanner created demand from small hospitals, nursing homes, and private practice doctors who were earlier dependent on the scanning machines in large hospitals. which of the following types of innovations does this scenario best illustrate? a. disruptive innovation b. incremental innovation c. radical innovation d. architectural innovation