On 1/1/X1, Diggers, Inc. purchased some equipment for $480. Diggers expects the useful life of the machine to be 8 years and that it will be worthless at the end of this useful life. Assuming Diggers creates annual financial statements, what amount does Diggers show on the 203 financial statements (year 3 ) for the net book value of the equipment? Reminder: net book value is equipment less accumulated depreciation