if the population of a city is increasing at the rate of 10% per annum then find it populations 3 years ago while its present population is 133100
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Principal = ₹133100
Rate = 10%
Time = 3 years
According to the question,
=133100 (1+10/100)^3
=133100 (1/1/10)^3
=133100 (11/10)^3
=133100 ×11/10×11/10×11/10
=177,156,100/1000
=₹177156.1
Present population =₹177156.1
Rate = 10%
Time = 3 years
According to the question,
=133100 (1+10/100)^3
=133100 (1/1/10)^3
=133100 (11/10)^3
=133100 ×11/10×11/10×11/10
=177,156,100/1000
=₹177156.1
Present population =₹177156.1
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