The population of geographical area reduces from 25,00,000 to 8,19,200 in 5 years what is the rate of deprociation per annum?​

1 thought on “The population of geographical area reduces from 25,00,000 to 8,19,200 in 5 years what is the rate of deprociation per annum?​”

1. Answer:

   The rate of deprociation is 20%p.a

   Explaination:

   Reductuon in 5 years = 25,00,000 – 8,19,200

   = 16,80,800

   Reduction in 1 year = 16,80,800 / 5

   = 3,36,160

   Rate = 3,36,160 / 16,80,800 x 100

   = 20%

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