| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| A refrigerator hums at the level of 40 of these sound units | decibels | $400 | J | WEIGHTS & MEASURES | 2013-04-19 | #6590 | |
| It's said that a light whisper is 10 of these units; the loud "Jeopardy!" office is about 60 | decibels | $800 | DJ | WEIGHTS & MEASURES | 2008-04-11 | #5440 | |
| A noisy office registers about 60 of these units | decibels | $400 | DJ | WEIGHTS & MEASURES | 1991-10-10 | #1634 |