please help with these accounting questions, thank you in advance!

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4 Rivers BBQ purchased a truck for $51.000 on 1/1 in Year 1. The truck is expected to have a five-year life or last 100.000 miles and have a residual value of $10.000. The truck was driven as follows for year 1&2: Year 1- 22.000 miles Year 2 - 19,000 miles 4 Rivers BBQ uses activity based depreciation method, what will be the book value of the truck at the end of Year 2 on 12/317 Chili's restaurant at UCF bought a delivery truck on 1/1 at a cost of $40.000, an estimated salvage (residual value of $7,000, and an estimated useful life of 5 years. The truck is being depreciated on a straight-line basis. At the end of the first year (12/31), what amount will Chili's restaurant at UCF report for depreciation expense? Fill in the blank with your calculated number. DO NOT include commas. S signs, period, decimal points, etc. just enter the raw number Webcourses will add commas to your answer automatically. For example, if you calculated the answer to be $24,123, Vou would only input: 24123 Pfizer purchased a patent for a Covid-19 vaccine on October 1 for $4,000,000. The remaining legal life of the patent is 10 years but Phizer only expects to benefit from the patent for 4 years. No residual value is expected. Assuming the straight-line method is used, what is the amortization expense, if any, for the current accounting period year) ending on 12/317