Suppose the Tax Rate on the First $10,000 of Income

Short Answer

Suppose the tax rate on the first $10,000 of income is zero;10% on the next $20,000;20% on the next $20,000;30% on the next $20,000;and 40% on income over $70,000.Family A has an income of $120,000 and Family B an income of $55,000.The tax bill will be ________ for A and ________ for B.