The workers of a factory is 10000. It decreases annually at the rate of 20% p.a. What will be its population after 4 years?	Choices
A) 8500	B) 7000	C) 5282	D) 4096	E) 5250
Formula :   ( After =100 denominator   Ago = 100 numerator)   10000 Ã— 80/100 Ã— 80/100 x 80/100 x 80/100 = 4096   4096
<result>D</result>
The workers of a factory is 10000. It decreases annually at the rate of 20% p.a. What will be its population after 4 years?