In the series : F2 ,___________, D18 , C54 , B162 what number should fill the blank

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CSIR CERI JSA Official Paper-I (Held On: 2022)
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  1.  A16  
  2.  G48 
  3. E6
  4. G36

Answer (Detailed Solution Below)

Option 3 : E6
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The logic followed here is :-

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Hence, the correct answer is "Option 3".

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