The salary of a worker is first increased by 10% and afterwards reduced by 10%. What is the net change in the worker's salary?	Choose the correct choice from the following.
A) 1% increase  B) 1% decrease  C) 2% increase  D) 2% decrease  E) no change
Let x be the original salary.   The final salary is 0.9(1.1x) = 0.99x   The answer is 1% decrease.
<result>B</result>
The salary of a worker is first increased by 10% and afterwards reduced by 10%. What is the net change in the worker's salary?