alleryਸੈੱਟ A ਵਿੱਚ 15 ਮੈਂਬਰ ਹਨ ਅਤੇ ਇਹ ਪੂਰੀ ਤਰ੍ਹਾਂ ਸੈੱਟ B ਦੇ ਅੰਦਰ ਹੈ, ਜਿਸ ਵਿੱਚ 25 ਹੈ। A ਜਾਂ B ਵਿੱਚ ਕਿੰਨੇ ਹਨ?
A40
B15
C25
D10
Answer & Solution
Correct answer: C. 25
A ਦਾ ਹਰ ਮੈਂਬਰ ਪਹਿਲਾਂ ਹੀ B ਵਿੱਚ ਹੈ, ਇਸ ਲਈ ਯੂਨੀਅਨ ਸਿਰਫ਼ B ਦਾ 25 ਹੈ।
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