A reduction of 10% in the price of rice enables a lady to obtain 20kgs more for Rs.1000, find the original price per kg?  Select the correct option:
A) 6.0
B) 5.0
C) 5.2
D) 5.6
E) 5.4
Answer:	1000*(10/100)= 
<gadget id="calculator">1000*(10/100)</gadget>
<output>100</output>
100 --- 20   ? --- 1=&gt; Rs.5   1000 --- 900   ? --- 5 =&gt; Rs.5.6.Answer: 5.6
<result>D</result>
A reduction of 10% in the price of rice enables a lady to obtain 20kgs more for Rs.1000, find the original price per kg?