Answer:
1092 people attended the last basketball game.
Explanation:
Given that:
Number of people who attended the first basketball game = 840
Percent increase for last game = 30%
Total people who attended last game = (100+30)% = 130% of first game
Number of people who attended last game =
Number of people who attended last game = 1.30*840 = 1092
Hence,
1092 people attended the last basketball game.