Question

The population of a village increases 9% every
year. If the present population is 11,881. What was
the population two years ago?​

Answer 1

Answer:

Present Population (A) =11881

let population two years back be P

Rate(R)=9%

Time(T)=2 years

A=P(1+

100

R

)

T

11881=P(1+

100

9

)

2

P=11881×(

109

100

)

2

P=10000

∴ population two years back was Rs. 10,000