A pair of toys was bought for $162 at a discount of 10%. What must be the marked price of each of the toy?  Choose the correct option: A) $300 B) $500 C) $90 D) $400 E) $600
S.P. of each of the article = 162/2= 
<gadget id="calculator">162/2</gadget>
<output>81</output>
$81   Let M.P= $x   90% of x = 81   x = 81*100/90= 
<gadget id="calculator">81*100/90</gadget>
<output>90</output>
$90   Answer is $90
<result>C</result>
A pair of toys was bought for $162 at a discount of 10%. What must be the marked price of each of the toy?