In an examination, 32% candidates failed in one subject and 42% failed in another subject while 15% failed in both the subjects. If 2500 candidates appeared at the end of the examination how many passed in either subject but not in both?  Choose the correct answer:
A) 975
B) 1020
C) 1100
D) 1243
E) 1525
Failed in 1st subject = 32*2500/100= 
<gadget id="calculator">32*2500/100</gadget>
<output>800</output>
800   Failed in 2nd subject= 42*2500/100= 
<gadget id="calculator">42*2500/100</gadget>
<output>1_050</output>
1050   Failed in both= 15*2500/100= 
<gadget id="calculator">15*2500/100</gadget>
<output>375</output>
375   Failed in 1st subject only= 800-375= 
<gadget id="calculator">800-375</gadget>
<output>425</output>
425   Failed in 2nd subject only= 1050-375= 
<gadget id="calculator">1050-375</gadget>
<output>675</output>
675   Passed in either subject but not in both= 675+425= 
<gadget id="calculator">675+425</gadget>
<output>1_100</output>
1100   Answer is 1100
<result>C</result>
In an examination, 32% candidates failed in one subject and 42% failed in another subject while 15% failed in both the subjects. If 2500 candidates appeared at the end of the examination how many passed in either subject but not in both?