Grady received $9,000 of Social Security benefits this year. Grady also reported salary and interest income this year.

What amount of the benefits must Grady include in his gross income under the following five independent situations?

Please help with C, D, and E

d. Grady files married joint and reports salary of $44,000 and interest income of $900. Answer is complete but not entirely correct. e. Grady files married separate and reports salary of $24,200 and interest ncome of $800. Answer is complete but not entirely correct. c. Grady files married joint and reports salary of $79,000 and interest income of $700. Answer is complete but not entirely correct