Yuvraj Singh scored his maiden World Cup century as India beat the West Indies by 80 runs to set up a quarter-final against the defending champions Australia.
The West Indies, set 269 to win, finished on 188 all out with seven overs left.
India's victory in the last match of the group phase means they will face Australia in Ahmedabad on Thursday, while the West Indies will play Pakistan in Dhaka on Wednesday.