(6) अलग-अलग सिक्कों में से सम संख्या में सिक्के चुनने के कितने तरीके हैं?
In how many ways can an even number of coins be selected from (6) different coins?
Explanation opens after your attempt
Correct Answer
B. (32)
Concept
An even selection means (0), (2), (4), or (6) coins. The total is \(\binom{6}{0}+\binom{6}{2}+\binom{6}{4}+\binom{6}{6}=32\).
Why this answer is correct
The correct answer is B. (32). An even selection means (0), (2), (4), or (6) coins. The total is \(\binom{6}{0}+\binom{6}{2}+\binom{6}{4}+\binom{6}{6}=32\).
Exam Tip
सम संख्या का चयन (0), (2), (4), (6) सिक्कों का होगा। कुल \(\binom{6}{0}+\binom{6}{2}+\binom{6}{4}+\binom{6}{6}=32\) है।
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