The population of a town increased from 1,75,000 to 2,62,500 in a decade. The average percentage; increase of the population per year is-
সমাধান
সঠিক উত্তর: Option B
Increase in 10 years = (262500 - 175000) = 87500.
Increase% = (87500X100/175000)% = 50%
Required average =50/10%=5%
