In what proportion may three kinds of rice bought at 6 , 10 and – McqOptions

MCQOPTIONS

1.	In what proportion may three kinds of rice bought at 6 , 10 and 14 be mixed to produce a mixturewhich would earn 40% on selling it at 11.20 per kg ?
A.	4 : 1 : 1
B.	3 : 1 : 1
C.	2 : 1 : 1
D.	2 : 2 : 1
Answer» B. 3 : 1 : 1

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