How long will it take for an English Cup game to end?

A match in the British Cup ended in 90 minutes. The British League Cup is divided into seven rounds, except for the semi-finals, and the winner is decided by single elimination. Teams will draw lots to decide their opponents and home and away games. If the game ends in 90 minutes. If it is tied within 90 minutes, it will be decided by overtime (first half 15 minutes each).