At the end of week 5 of my basketball team's season, our record is 3 wins and 17 losses. each week after that, we win 3 games and lose 1 game. at the end of which week will my team have won at least $65\%$ of its games total for the first time in the season?

Step-by-step explanation:

       Basketball team wins 3 matches and loses 17 in the first five weeks.

After fifth week, every week the team wins 3 matches and loses 1 match.

       Consider the number of weeks as .

There are weeks after the fifth week, so there are wins and losses.

       So, cumulatively, at the end of weeks, the team has won matches and lost matches.

       Team should win 65% of it's games ⇒  

       So, at the end of week, the teem would have won atleast 65% of it's matches.

∴ At the end of week, the teem would have won atleast 65% of it's matches

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