$1.$ Prepare a depreciation schedule for six years using the straight$-$line method $2.$ Prepare a depreciation schedule for six years using the double$-$declining$-$balance method. $3.$ Prepare a depreciation schedule for six years using the activity$-$based method $[$The following information applies to the questions displayed below.$]$ estimates it will use the machine for six years ar about $12,500$ total hours. Actual use per year was as follows: