alleryరెండు క్లబ్లలో కలిపి మొత్తం 50 మంది సభ్యులు ఉన్నారు. క్లబ్ A లో 32, క్లబ్ B లో 28 మంది ఉన్నారు. రెండింటిలోనూ ఉన్నవారు ఎంతమంది?
A8
B12
C10
D18
Answer & Solution
Correct answer: C. 10
ఉమ్మడి సంఖ్య 32 + 28 - 50 = 10, వీరు రెండుసార్లు లెక్కించబడిన సభ్యులు.
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