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?

1 Answer
Nov 27, 2017

At the end of week 30 your team will win 65% of the total game for the first time in the season.

Explanation:

Let the number of weeks more required is n

n is positive . Total win will be W=3+3n and

total loss will be L=17+n . By given condition ,

WW+L65100or3+3n(3+3n)+(17+n)65100 or

3+3n4+20n65100or300+300n1300+260n or

40n1000orn25.After 25 week i.e at the end of

week 30 your team will win 65% of the total game

for the first time in the season. [Ans]