10 minutes 50 cents (longer than it says) https://www.mturk.com/mturk/preview?groupId=2KGW3K4F0OHO6SXND9BO7LA5QHH105
less than 10 minutes pays out .25 https://www.mturk.com/mturk/preview...+studies&hitId=2IDZ6R70G5R9NLKD6X571SSUJC0P9M