games

[bmwhype]

Team X won 40 basketball games. What percent of its basketball games did X win?

1. Team X played the same number of games as Team Y.
2. Team Y won 45, representing 62.5 of the games it played.

[tublai]

Rephrased question: What is the total number of games played by team X ?

From(I) :
No information about the number of games of Team Y

So, INSUFFCIENT

From(II) :

W = 45 , Team Y played Total number of = 45 / 0.625 = 72 games

What about X ?

So, INSUFFCIENT

From both, X also played total 72 games ; i.e answer to Rephrased question.

Hence, SUFFCIENT . Choice (C)