Michael is single and 35 years old. He is a participant in his employers sponsored retirement plan. How much can Michael contribute to a Roth IRA in 2021 in each of the following alternative situations? (Leave no answers blank. Enter zero if applicable.) Problem 13-70 Part c (Algo)

a. Michaels AGI before the IRA contribution deduction is $58,500. Michael contributed $3,900 to a traditional IRA. c. Michaels AGI is $143,500 before any IRA contributions.