Frosty's Ice Cream company bought an ice cream truck for $27,000 on August 1st, 2014. Frosty's icecream depreciates the new truck using the straight-line method. The truck has a useful life of 7 years with a salvage value of $2,700. On May 31st, 2018, Frosty's Ice Cream sold the ice cream truck for $10,000.

(a) update the depreciation for May 31st, 2018

(b) record the sale of the truck for May 31st, 2018.