A 6 litre sol is 25% alcohol .How many litres of pure alcohol must be added to produce a sol that is 50% alcohol ?
Choose the correct choice from the following choices
A) A.0.6 B) B.1 C) C.2.1 D) D.3 E) E.5.4
25% of 6 = 1.5   50% of 6 = 3   shortage is 1.5   so we need to have 1.5/50% to get 50% alcohol content.   = 3 D.3
<result>D</result>
A 6 litre sol is 25% alcohol .How many litres of pure alcohol must be added to produce a sol that is 50% alcohol ?