Subject: mathqa
Question: in an examination , there were 2,000 candidates , out of which 900 candidates were girls and rest were boys . if 36 % of the boys and 32 % of the girls passed , then the total percentage of failed candidates is ?
Option: 
A: 68.57 %
B: 69.57 %
C: 65.80 %
D: 35.67 %
Answer: C