A reduction of 10% in the price of a pen enabled a trader to purchase
9 more for Rs. 540. What is the reduced price of the pen?  Pick:
A) 8
B) 6
C) 5
D) 4
E) 9
Due to 10% tot cost req to purchase the same no of pens will dec by rs 54   and tot add 9 pen eql this amt   =&gt;54/9= 
<gadget id="calculator">54/9</gadget>
<output>6</output>
6   ANSWER 6
<result>B</result>
A reduction of 10% in the price of a pen enabled a trader to purchase
9 more for Rs. 540. What is the reduced price of the pen?