find the population of a city after 2 years which is at present 12 lakh if the rate of increase 5 percent p. a
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Thus we can use the formula to calculate the increase in population over the year. Now let us substitute P = 12 lakh =12×105=12,00,000, R = 4% and n = 2. Thus we got the population of the town after 2 years as 12,97,920. Thus the increase in the population = 1297920 – 1200000 = 97920.
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