[ A ] 2 : 3 

[ B ] 3 : 2  
[ C ] 4 : 3  
[ D ] 5 : 7 
[ A ] 2 : 3 

[ B ] 3 : 2  
[ C ] 4 : 3  
[ D ] 5 : 7 
Answer : Option B 
Explanation : 
Selling price = Rs 68.2 Profit = 10% So, Cost price = $68.2 \times 100 \over 110$ = Rs.62 By alligtion method, Reqd ratio = 3:2 
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