A reduction of 25% in the price of oil enables a house wife to obtain 5kgs more for Rs.800, what is the reduced price for kg?
Choose one.
A) 22 B) 23 C) 40 D) 88 E) 99
800*(25/100)= 
<gadget id="calculator">800*(25/100)</gadget>
<output>200</output>
200 ---- 5   ? ---- 1=&gt; Rs.40   Answer: 40
<result>C</result>
A reduction of 25% in the price of oil enables a house wife to obtain 5kgs more for Rs.800, what is the reduced price for kg?