The population of a town is 10000. It decreases annually at the rate of 10% p.a. What will be its population after 2 years?	Pick:
A) 4300	B) 4500	C) 8100	D) 5230	E) 5366
10000 × 90/100 × 90/100 = 8100   Answer : 8100
<result>C</result>
The population of a town is 10000. It decreases annually at the rate of 10% p.a. What will be its population after 2 years?