Yes. They're very near each other and you should definitely be able to finish a QS lunch within 1 hr 20 min. I'd be sure to arrive a couple minutes early for the ADR to make sure you aren't rushing. Unexpected delays can always happen, but in normal circumstances, that sounds fine with me. Also, you can help assure success by saving time placing the pre-order for your choices. It's my understanding that you can do this online anywhere from 30 days to 20 minutes ahead (maybe even as short as 5 min?)