Question

$A$ is set of letters of the word 'NARAYANA'
$B$ is the set of letters of the word 'ARANYA'.
Then which of the following option is incorrect ?

• A. $A$ and $B$ are equivalent sets
• B. $A$ and $B$ are equal sets
• C. $n\left(A\right)=n\left(B\right)$
• D. $n\left(A\right)>n\left(B\right)$

Answer 1

The correct option is D $n\left(A\right)>n\left(B\right)$

$A=\{A,N,R,Y\};B=\{A,N,R,Y\}$
$\Rightarrow A$ and $B$ are equal and equivalent sets.