Q:
      
      
         
            
The number of permutations of the letters of the word 'MESMERISE' is  ?
         
       
      
      
      
          
      
      
          Answer & Explanation
         Answer: A) 9!/(2!)^{2}x3!         
         
Explanation: n items of which p are alike of one kind, q alike of the other, r alike of another kind and the remaining are distinct can be arranged in a row in n!/p!q!r! ways.
The letter pattern 'MESMERISE' consists of 10 letters of which there are 2M's, 3E's, 2S's and 1I and 1R.
Number of arrangements = 
       
      
      
      
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