A team won 40 percent of its first 30 games in a particular season, and 80 percent of its remaining games. If the team won a total of 50 percent of its games that season, what was the total number of games that the team played?	Options.
A) 40
B) 50
C) 60
D) 70
E) 80

Rationale: 50 % is 10 % - points above 40 % and 30 % - points below 80 % . thus the ratio of ` ` the first 30 games ' ' to ` ` remaining games ' ' is 3 : 1 . so the team played a total of 30 + 10 = 40 games . the answer is a .
Answer: A