Determine the amount of the Earned Income Credit in each of the following cases. Assume that the person or persons are eligible to take the credit. Use Table 9-3.

a. A single person with earned income of $7,554 and no qualifying children.

b.a. A single person with earned income of $27,500 and two qualifying children.

a. A married couple filing jointly with earned income of $34,190 and one qualifying child.