allery100 ആളുകളിൽ 30 പേർ P എന്ന ഗണത്തിൽ മാത്രം, 25 പേർ Q എന്ന ഗണത്തിൽ മാത്രം, 20 പേർ രണ്ടു ഗണങ്ങളിലും ഉൾപ്പെടുന്നു. ഒരു ഗണത്തിലും ഉൾപ്പെടാത്തവർ എത്ര?
A45
B35
C25
D15
Answer & Solution
Correct answer: C. 25
ഉൾ വൃത്തങ്ങൾ: 30 + 25 + 20 = 75, അതിനാൽ 100 - 75 = 25 പുറത്ത് കിടക്കുന്നു.
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