यदि (U) सभी छोटे वर्णों का समुच्चय है और \(V=\{a,e,i,o,u\}\), तो (V') में कितने तत्व होंगे?
If (U) is the set of all lowercase alphabet letters and \(V=\{a,e,i,o,u\}\), how many elements are in (V')?
Explanation opens after your attempt
B. (21)
Concept
(U) has (26) letters and (V) has (5) vowels. The complement has (26-5=21) consonants.
Why this answer is correct
The correct answer is B. (21). (U) has (26) letters and (V) has (5) vowels. The complement has (26-5=21) consonants.
Exam Tip
(U) में (26) वर्ण हैं और (V) में (5) स्वर हैं। पूरक में (26-5=21) व्यंजन होंगे।
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