In an examination, there were 2,000 candidates, out of which 900 candidates were girls and rest were Boys. If 30% of the boys and 32% of the girls passed, then the total percentage of failed candidates is? Pick one:  A) 35.67%  B) 64.75%  C) 68.57%  D) 69.10%  E) none of these
Girls = 900, Boys = 1100   Passed = ( 30% of 1100 ) + ( 32% of 900)   = 330 + 288= 
<gadget id="calculator">330 + 288</gadget>
<output>618</output>
618   Failed= 2000 - 618= 
<gadget id="calculator">2000 - 618</gadget>
<output>1_382</output>
1382   Failed %= [(1382/2000) x 100]%   = 69.1%.   ANSWER:69.10%
<result>D</result>
In an examination, there were 2,000 candidates, out of which 900 candidates were girls and rest were Boys. If 30% of the boys and 32% of the girls passed, then the total percentage of failed candidates is?