Certain sales in December were 50% less than they were in January and 50% greater than they were in Febuary. What was the percentage decrease in the stocks from January to February ?
Choose the correct answer: A) 70.1% B) 55% C) 66.7% D) 57.5% E) 45.8%
Let stocks value in Feb = 100 =&gt; In Jan =50 and March = 50 * 100/150 = 33.3   Thus, percent decrease in stocks from Feb to March = 100 - 33.3= 
<gadget id="calculator">100 - 33.3</gadget>
<output>66.7</output>
66.7%   Hence Answer is 66.7%
<result>C</result>
Certain sales in December were 50% less than they were in January and 50% greater than they were in Febuary. What was the percentage decrease in the stocks from January to February ?