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प्रश्न
The present population of a town is 1, 15200.If it increases at the rate of `6 2/3`% per annum , find
Its population after 2 years
उत्तर
Vn = 7 ' Vo= 115200 ; r = `6 2/3` % = 20/3 % ; t = 2 years
`"V"_"n" = "V"_0 xx (1 + "r"/100)`
`"V"_"n" = 115200 (1 + 20/(100 xx 3))^2`
`"V"_"n" 1,15, 200 xx 1.06667 xx 1.06667 `
Vn= 1,31,072
The population 2 years later= 1, 31,072
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