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The present populatiion of a town is 16000. If the rate of increase of population be 5% per annum, then what will be the population of the town after 2 years? |
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Answer» The present population `=16000` Rate of increase of population `=5%` per annum. Period of time `=2` years. `:.` The population of the town after 2 years `=16000xx(1+5/100)^(2)` `=16000xx(1+1/20)^(2)=16000xx(21/20)^(2)` `=16000xx(21xx21)/(20xx20)` `=17640` Hence the population of the two after 2 years `=17640` |
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