Ayres services acquired an asset for $108 million in 2018. the asset is depreciated for financial reporting purposes over four years on a straight-line basis (no residual value). for tax purposes the asset’s cost is depreciated by macrs. the enacted tax rate is 40%. amounts for pretax accounting income, depreciation, and taxable income in 2018, 2019, 2020, and 2021 are as follows: ($ in millions) 2018201920202021 pretax accounting income$ 400$ 420$ 435$ 470 depreciation on the27.027.027.027.0 income statement depreciation on the(32.0)(40.0)(22.0)(14.0 ) tax return taxable income$ 395$ 407$ 440$ 483 required: determine (a) the temporary book-tax difference for the depreciable asset and (b) the balance to be reported in the deferred tax liability account (leave no cell blank, enter "o" wherever applicable. negative amounts should be indicated by a minus sign. enter your answers in millions rounded to 1 decimal place (i. e., 5,500,000 should be entered as 5.5).