A pair of articles was bought for $50 at a discount of 50%. What must be the marked price of each of the article?	Pick:
A) $25  B) $12.50  C) $29.65  D) $35.95  E) $45.62
S.P. of each of the article = 50/2= 
<gadget id="calculator">50/2</gadget>
<output>25</output>
$25   Let M.P= $x   50% of x = 25   x = 25*.5= 
<gadget id="calculator">25*.5</gadget>
<output>12.5</output>
$12.50   Answer is $12.50
<result>B</result>
A pair of articles was bought for $50 at a discount of 50%. What must be the marked price of each of the article?