Find the option to replace the question mark in the series below
5 ? 15 75 525 4725

• 4725/525=9;
  525/75=7;
  75/15=5;
  15/5=3;
  5/5=1;
  so x=5 ans
• 10 years agoHelpfull: Yes(8) No(0)
• first no.=5
  second number= 5*1= 5
  third number = 5*3=15
  4th n0.= 15*5=75
  5th no.= 75*7= 525
  6th no.= 525*9=4725
• 10 years agoHelpfull: Yes(1) No(0)
• ans is 3...
  5*3=15
  15*5=75
  75*7=525
  525*9=4725
• 10 years agoHelpfull: Yes(0) No(2)