7.2, 2.2, 3.2, 16, 11, 12, 60, 55, 56, ?

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• ans- 280
  7.2-5=2.2
  2.2+1=3.2
  3.2*5=16
  16-5=11
  11+1=12
  12*5=60
  60-5=55
  55+1=56
  56*5=280 ans
• 10 years agoHelpfull: Yes(21) No(0)
• 7.2-2.2=5 and 2.2+1=3.2 and 3.2*5=16
  16-11=5 and 11+1=12 and 12*5=60
  60-55=5 and 55+1=56 and 56*5=280
  
  so ans is 280
  
• 10 years agoHelpfull: Yes(2) No(0)
• 280
  7.2-5=2.2
  2.2+1=3.2
  3.2*5=16
  as the process continues
  12*5=60;
  60-5=55;
  55+1=56;
  56*5=280
• 6 years agoHelpfull: Yes(1) No(0)
• 7.2-5.0=2.2
  2.2+1=3.2
  likewise in same manner
  16-5=11
  11+1=12
  again
  60-5=55
  55+1=56
  therefore,
  56-5=51
  so ans is 51.
• 10 years agoHelpfull: Yes(0) No(1)
• 7.2-5=2.2
  2.2+1=3.2
  3.2*5=16
  16-5=11
  11+1=12
  12*5=60
  60-5=55
  55+1=56
  56*5
  =180 Ans:180
• 10 years agoHelpfull: Yes(0) No(3)