मराठी

The population of a place increased to 54000 in 2003 at a rate of 5% per annum Find the population in 2001. - Mathematics

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प्रश्न

The population of a place increased to 54000 in 2003 at a rate of 5% per annum Find the population in 2001.

बेरीज

उत्तर

It is given that, population in the year 2003 = 54,000

Therefore,

54000 = (Population in 2001)`(1 + 5/100)^2`

= 54000

Population in 2001 = `54000 xx 20/21xx20/21`

=  48979.59

Thus, the population in the year 2001 was approximately 48,980.

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पाठ 8: Comparing Quantities - Exercise 8.3 [पृष्ठ १३४]

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एनसीईआरटी Mathematics [English] Class 8
पाठ 8 Comparing Quantities
Exercise 8.3 | Q 10.1 | पृष्ठ १३४

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