Mary bought shares for a total value of $1000. Next day, the price of shares is reduced by 10%. With the same $1000, he could now buy 10 more shares. Which of the following is closest to the original price per share?  Options.
A) $10  B) $11  C) $12  D) $13  E) $14
From the given information,we can conclude that Mary bought x number of shares for $1000. With a 10% reduction in price, he could buy the same x number of shares for  1000*.90= 
<gadget id="calculator"> 1000*.90</gadget>
<output>900</output>
$900 . With the remaining money ($1000 - $900= $100), he can buy 10 more shares. So, the reduced price per share = $100/10= 
<gadget id="calculator">100/10</gadget>
<output>10</output>
$10.   Therefore, if the reduced price of $10 equals the original price * 9/10, then the original price is approximately $11=$11
<result>B</result>
Mary bought shares for a total value of $1000. Next day, the price of shares is reduced by 10%. With the same $1000, he could now buy 10 more shares. Which of the following is closest to the original price per share?