The price of rice falls by 20%. How much rice can be bought now with the money that was sufficient to buy 40 kg of rice previously?	Choose the correct choice from the following choices:
A) 5 kg	B) 15 kg	C) 25 kg	D) 50 kg	E) None
Solution: Let Rs. 100 be spend on rice initially for 40 kg.   As the price falls by 20%, new price for 40 kg rice,   = (100 -20% of 100) = 80   New price of rice = 80/40 = Rs. 2 per kg.   Rice can bought now at = 100/2= 
<gadget id="calculator">100/2</gadget>
<output>50</output>
50 kg.   Answer: Option 50 kg
<result>D</result>
The price of rice falls by 20%. How much rice can be bought now with the money that was sufficient to buy 40 kg of rice previously?