Question : A grocer mixes two varieties of tea priced at INR 80 per kg and INR 85 per kg in a certain ratio to produce a new variety priced at INR 82 per kg. What is the ratio in which the two varieties were mixed to obtain the new variety?
Option 1: 1 : 3
Option 2: 2 : 5
Option 3: 4 : 4
Option 4: 3 : 2
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Correct Answer: 3 : 2
Solution : By using the rule of alligation, we get the required ratio = (85 – 82) : (82 – 80) = 3 : 2 Hence, the correct answer is 3 : 2.
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