Question : In what proportion should a grocer mix wheat at INR 12 per kg and INR 25 per kg to make a mixture of worth INR 20 per kg?
Option 1: 8 : 3
Option 2: 3 : 5
Option 3: 5 : 8
Option 4: 5 : 7
Correct Answer: 5 : 8
Solution : Given: 1st wheat = INR 12 2nd wheat = INR 25 Mixture of wheats = INR 20 By using the alligation method: 1st wheat : 2nd wheat = 5 : 8 Hence, the correct answer is 5 : 8.
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