In what ratio mental A at Rs.68 per kg be mixed with another metal at Rs.96 per kg so that cost of alloy (mixture) is Rs.76 per kg?
Select:  A) 5:8  B) 4:7  C) 3:7  D) 9:5  E) 5:2
(96-76)/(76-68)=20/8=5/2   ANSW5:2R:5:2
<result>E</result>
In what ratio mental A at Rs.68 per kg be mixed with another metal at Rs.96 per kg so that cost of alloy (mixture) is Rs.76 per kg?