Derrick owns a farm in eastern North Carolina. A hurricane hit the area (a national disaster area was declared) and destroyed a farm building and some farm equipment and damaged a barn. Item Adjusted Basis FMV before Damage FMV after Damage Insurance Proceeds Building $ 106,500 $ 136,800 $ 0 $ 76,200 Equipment 79,600 57,500 0 19,600 Barn 104,600 163,400 104,600 42,500 Due to the extensive damage throughout the area, the president of the United States declared all areas affected by the hurricane as a disaster area. Derrick, who files a joint return with his wife, had $61,500 of taxable income last year. Their taxable income for the current year is $199,500, excluding the loss from the hurricane. Required: a-1. Calculate the amount of the loss deductible by