simple english”” help me ~ english 問答

1) How long did the match last? (11:50-12:35) = 45 minutes

The match started at 11:50 and finished at 12:35, and played for 45 minutes.

1) How long did the match last? :

The match lasted 45 minutes from 11:50 to 12:35.

(11:50-12:35) means the match started at 11:50 and finished at 12:35, and played for 45 minutes.

ANSWER to the question 1) How long did the match last? :

The match lasted 45 minutes from 11:50 to 12:35.

Actually, I don't know what you ask about. You want to know the answer or you want to know how to use English to answer. So I put the English answer below, hope this can help you.
The match lasted about 45 minutes.