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Question:  

It has 20 mixutre conatins mil and water in the ratio 3:5,replace 4 litres of mixture

with 4 litres of water what is the final ratio of milk and water.



July 07, 2005 14:40:32 #10
 rajiv   Member Since: Visitor    Total Comments: N/A 

RE:

It has 20 mixutre conatins mil and water in the ratio 3:5,replace 4 litres of mixture

with


 
Volume of water=5/8*20;  
Volume of milk=3/8*20;  
 
Since 4 litres of mixture is taken out therefor  
Volume of milk remaining= 3/8*16;  
=6  
As for water  
Volume= volume remaing of mixture + 4litres  
=5/8*16 +4  
=10+4  
=14  
hence milk:water =6:14 =3:7  
     

 

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