the population of india increases at the rate of 7% annual.present population in 70.51lakhs.what is the population of india 3yrs before?
Asked In tcs

• A=[ P/{1+(R/100)}^n ]
  where-
  p=70.51 lakhs
  r=7%
  n=3yrs
  ans=57.5572 lakhs
• 12 years agoHelpfull: Yes(16) No(1)
• formula:
  pop=prst pop{1+(rate/100)}^year
  =70.51*10^5*{125/100)^-3 [bcoz before 3 years we will use "-"}
  ={70.51*10^5*8.16*10^-7}/10^-6
  =57,53,616ans
  
• 12 years agoHelpfull: Yes(6) No(0)
• plz explain dis
• 12 years agoHelpfull: Yes(0) No(1)
• the incresing criteria=7%/annual..so 4.9357 lakhs will be increased every year..so subtract 70.51-3*4.9357=55.7029lakhs
  ans:55.7029lakhs
• 12 years agoHelpfull: Yes(0) No(6)
• 70.510*7=4.93.570
  4.93.570*3=14.80.710
  70.51.000+14.80.710=
  
  85.31.710laks
• 12 years agoHelpfull: Yes(0) No(7)