George and Weezy received $27,300 of Social Security benefits this year ($10,100 for George; $17,200 for Weezy). They also received $4,350 of interest from jointly owned City of Ranburne Bonds and dividend income. What amount of the Social Security benefits must George and Weezy include in their gross income under the following independent situations? (Leave no answer blank. Enter zero if applicable.)

1. George and Weezy file married joint and receive $7,850 of dividend income from stocks owned by George.

2. George and Weezy file married separate and receive $7,850 of dividend income from stocks owned by George.

3. George and Weezy file married joint and receive $30,400 of dividend income from stocks owned by George.

4. George and Weezy file married joint and receive $15,200 of dividend income from stocks owned by George.