(5) लड़कों और (4) लड़कियों में से (2) लड़के चुनने के कितने तरीके हैं?
From (5) boys and (4) girls, how many ways are there to select (2) boys?
Explanation opens after your attempt
A. (10)
Concept
Only boys are being selected, so \(\binom{5}{2}=10\). Do not get confused by extra information.
Why this answer is correct
The correct answer is A. (10). Only boys are being selected, so \(\binom{5}{2}=10\). Do not get confused by extra information.
Exam Tip
केवल लड़कों में से चयन है इसलिए \(\binom{5}{2}=10\) होगा। अनावश्यक सूचना से भ्रमित न हों।
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