Solaf Company acquired the following machine on July $2,2010$:

Jan. $2,2011$ purchased machine $($No$\mathrm{.}103)$ for $$60000,$ estimated service $10$ years, and estimated salvage value $$5000.$

May $1\mathrm{.}2012$ sold Machine $($No$\mathrm{.}100)$ for $$23000$ and replaced it with Machine No$.104$ which purchased for $$54000$ and has estimated salvage value at the end cight years.

October $1,2013$trading Machine No$.102$ for new machine No$.105$ paying $$45000$ in cash and receiving trade$-$in allowance $($equal to market value$)$ of $$10000.$ Machine No$.105$ estimated life of $10$ years with salvage value of $$6000.$

Required

A$)$ Compute and record depreciation on the machines for years $2011,2012,2013.$ The company uscs straight line method for all machinc except machine No$.101$ it uses Sum$-$ycar$-$digit.

$.$ Prepare journal entries for transaction during $2011,2012,2013.$