300 gm of sugar solution has 40% sugar. How much sugar should be added to make it 50% in the solution? Choose the most appropriate option:
A) 80 gm  B) 20 gm  C) 60 gm  D) 67 gm  E) 63 gm
Explanation:   No explanation is available for this question!   ANSWER:60 gm
<result>C</result>
300 gm of sugar solution has 40% sugar. How much sugar should be added to make it 50% in the solution?