When using Chill mode, dynamic rewards are not enabled and if you answer the question correctly within the available timeframe (currently 25 seconds), you are rewarded with the base reward for the vault no matter how quickly you answered the question.
Chill Mode Rewards Table
|/User Vault||$0.05 USD|
How to Enable Chill Mode
Click on your cubie profile on the bottom left of the app. Scroll down and ensure Hunter Mode is unchecked.