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Standard VIII

Mathematics

Application of Formula of CI

The populatio...

Question

The population of a city in $J a n . 1987$ was $20, 000$ . It increased at the rate of $2$ per annum. Find the population of the city in $j a n . 1997$ .

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Solution

Initial population $= 20, 000, r = 2 %, t = 10$ years.
Final population $= 20, 000 (1 + \frac{2}{100})^{1} 0 = 24, 380$ .

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The population of a city in Jan.1987 was 20,000. It increased at the rate of 2 per annum. Find the population of the city in jan.1997.

Initial population=20,000,r=2%,t=10 years.Final population=20,000(1+2100)10=24,380.

The population of a city in $J a n . 1987$ was $20, 000$ . It increased at the rate of $2$ per annum. Find the population of the city in $j a n . 1997$ .

Initial population $= 20, 000, r = 2 %, t = 10$ years.
Final population $= 20, 000 (1 + \frac{2}{100})^{1} 0 = 24, 380$ .