Heinz produces tomato puree by boiling tomato juice. The tomato puree has only 20% water while the tomato juice has 90% water. How many litres of tomato puree will be obtained from 20 litres of tomato juice?  Select the correct option.
A) 2 litres	B) 2.4 litres	C) 2.5 litres	D) 6 litres	E) 4 litres
Tomato Juice has 90% water and 10% tomato   Tomato puree has 20% water and 80% tomato   So 20 liter of tomato juice has 20*90/100= 
<gadget id="calculator">20*90/100</gadget>
<output>18</output>
18 liters of water and 2 liters of tomato.   As tomato puree has 80% content of tomato, so 2 liters of tomato from 20 liter juice corresponds to 80% so tomato purees that can be obtained=100*2/80= 
<gadget id="calculator">100*2/80</gadget>
<output>5/2 = around 2.5</output>
2.5   ANSWER:2.5 litres
<result>C</result>
Heinz produces tomato puree by boiling tomato juice. The tomato puree has only 20% water while the tomato juice has 90% water. How many litres of tomato puree will be obtained from 20 litres of tomato juice?