The population of a town is 8100. It decreases annually at the rate of 10% p.a. What was its population 2 years ago?
Choose the most appropriate option:
A) 9000	B) 8000	C) 8500	D) 9500	E) 10000
Formula :   ( After =100 denominator   Ago = 100 numerator)   8100 × 100/90 × 100/90 = 10000   10000)
<result>E</result>
The population of a town is 8100. It decreases annually at the rate of 10% p.a. What was its population 2 years ago?