A) 3 : 4
B) 4 : 3
C) 2 : 5
D) 18 : 24
Correct Answer: A
Solution :
[a] By the rule of alligation: Cost of 1 kg rice of 1 st kind Cost of 1 kg rice of 2nd kind \[\therefore \] Required ratio = \[1.80:2.40=3\,:\,4\]You need to login to perform this action.
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