A person bought an article and sold it at a loss of 10%. If he had bought it for 20% less and sold it for $75 less, he could have gained 25%. What is the cost price? Choices:
A) 220
B) 274
C) 250
D) 280
E) 222
250   250   $250   250P1 = 100 SP1 = 90   250P2 = 80 SP2 = 80 * (140/100)= 
<gadget id="calculator">80 * (140/100)</gadget>
<output>112</output>
112   22 ----- 100   55 ----- ?=&gt; $250
<result>C</result>
A person bought an article and sold it at a loss of 10%. If he had bought it for 20% less and sold it for $75 less, he could have gained 25%. What is the cost price?