Question

Population of a town increases at 2% per annum.Presently the population is 104040.What was the population 2 years ago ?

Answer 1

Answer:

1Lakh

Step-by-step explanation:

P=1,04,040

2 years ago = P/(1+R/100)²

                   = 104040/(1+2/100)²

                    = 104040/(51/50)²

                    = 104040 * (50/51) * (50/51)

                    = 1,00,000