Computations and journal entries for income taxes with both temporary and permanent differences. Sung Company reported the following amounts for book and tax purposes for its first three years of operations:

Year 1 Year 2 Year 3 Pretax Book Income $560,000 $500,000 $620,000 Taxable Income 600,000 450,000 560,000 The differences between book income and taxable income result from different depreciation methods. The income tax rate was 40 percent'during all years.

a. Give the journal entry to record income tax expense for each year.

b. Assume for this part that the firm included $10,000 of interest on state and municipal bonds in the pretax book income amounts shown above for each year hut properlj excluded these amounts from the taxable income amounts shown above. Give the journal entry to record income tax expense for each year.