A reduction of 25% in the price of salt enables a lady to obtain 10kgs more for Rs.100, find the original price per kg? Select the correct option
A) s.2.8  B) s.2.4  C) s.2.5  D) s.2.2  E) s.3.33
100*(25/100)= 
<gadget id="calculator">100*(25/100)</gadget>
<output>25</output>
25 --- 10   ? --- 1=&gt; Rs.2.5   100 --- 75   ? --- 2.5 =&gt; Rs.3.33   Answer:s.3.33
<result>E</result>
A reduction of 25% in the price of salt enables a lady to obtain 10kgs more for Rs.100, find the original price per kg?