If the price has fallen by 10% what percent of its consumption be: increased so that the expenditure may be the same as before?	Pick:
A) 11%  B) 10%  C) 11 1/9 %  D) 9 1/11 %  E) 20 %
100 – 10 = 90   90------10   100------? =&gt; 11 1/9%   ANSWER:11 1/9 %
<result>C</result>
If the price has fallen by 10% what percent of its consumption be: increased so that the expenditure may be the same as before?