In a 20 litre mixture ratio of milk and water is 3:1.how much milk should added so that mixture ratio Become 4:1? Choose the correct choice from the following:  A) 3  B) 2  C) 8  D) 6  E) 5
Amount of milk=20×3/4=15 litre and water= 5 litre   Let x litre milk to be added   Then 15+x/5=4/1=15+x=20,x=5   Answer 5
<result>E</result>
In a 20 litre mixture ratio of milk and water is 3:1.how much milk should added so that mixture ratio Become 4:1?