1,1,2,?,24,120,720

• ans is :6 0!,1!,2!,3!,4!,5!,6!
  so 3!=6
• 11 years agoHelpfull: Yes(6) No(0)
• 1 * 1 = 1
  1 * 2 = 2
  2 * 3 = 6
  6 * 4 = 24
  24 * 5 = 120
  120 * 6 = 720
  
  6 is the missing number.
  The answer is 6
• 11 years agoHelpfull: Yes(5) No(1)
• 1*1=1
  1*2=2
  2*3=6
  6*4=24
  24*5=120
  120*6=720
• 11 years agoHelpfull: Yes(1) No(0)
• factorial from 1-6 i.e 1!=1 2=2 3=6 4=24 5=120 6=720 hence 6 answer
• 11 years agoHelpfull: Yes(1) No(0)
• ans is 6.. factorial of 6
• 11 years agoHelpfull: Yes(0) No(0)
• 0!,1!,2!,3!,4!,5!,6!,7!
  so ans is 3
• 11 years agoHelpfull: Yes(0) No(1)
• 
  1
  1*1=1
  1*2=2
  2*3=6
  6*4=24.
  24*5=120
  120*6=720
  so ans is 6
• 11 years agoHelpfull: Yes(0) No(0)