In how many years will a sum of money become double at rate 10% compounded anually

• let amount be x
  given,
  2*x=x(1+10/100)^n
  or 2=(11/10)^n
  or log2=nlog(11/10)
  or log2=n(log11-log10)
  or n=log2/(log11-1)
• 11 years agoHelpfull: Yes(0) No(0)