Here we can use the compound interest based formula,
Population after n years = P*[1 - (r/100)]n
Population after 3 years = 8000,000*[1-(8/100)]3
Calculating we get,
Population after 3 years = 6229504
(a) Air Pollution: This kind of pollution is caused by the emission of harmful gases into the atmosphere. Smoke and chemicals emitted by factories and vehicles degrade the air quality...
(i) People present per km2 = (Population)/Area
In Rajasthan = (570 lakhs)/( 3lakhs per km2) =190 people per km2
In U.P = (1660 lakhs)/2 lakhs per km2 =830 people per km2
(ii) Rajasthan is...