A reduction of 25% in the price of oil enables a house wife to obtain 5kgs more for Rs.600, what is the reduced price for kg? Choose the most appropriate option:
A) 30  B) 60  C) 70  D) 80  E) 20
30   600*(25/100)= 
<gadget id="calculator">600*(25/100)</gadget>
<output>150</output>
150 ---- 5   ? ---- 1=&gt; Rs.30
<result>A</result>
A reduction of 25% in the price of oil enables a house wife to obtain 5kgs more for Rs.600, what is the reduced price for kg?