allery80 ആളുകളിൽ 50 പേർ ഇംഗ്ലീഷും 40 പേർ ഹിന്ദിയും വായിക്കുന്നു. 15 പേർ ഈ രണ്ടു ഭാഷകളിലും വായിക്കുന്നില്ല. രണ്ടു ഭാഷകളിലും വായിക്കുന്നവർ എത്ര?
A25
B15
C35
D30
Answer & Solution
Correct answer: A. 25
കുറഞ്ഞത് ഒരു ഭാഷയെങ്കിലും: 80 - 15 = 65, അതിനാൽ രണ്ടും = 50 + 40 - 65 = 25.
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