Company purchases a piece of equipment for $$650,000$ on May $1.$ The expected useful life of the equipment is $10$ years, and it is expected to produce $100,000$ products over its lifetime. If the salvage value is expected to be $$50,000,$ compute $($using the Units of Production Method and assuming $9,500$ products were produced$)$:

Year $1$ depreciation expense.

End of Year $1$ accumulated depreciation.

End of Year $1$ book value.