Question : In what ratio does a grocer mix tea at INR 26 per kg and INR 32 per kg so that by selling the mixture at INR 30 per kg he may gain 10%?
Option 1: 7 : 26
Option 2: 16 : 7
Option 3: 26 : 7
Option 4: 7 : 16
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Correct Answer: 26 : 7
Solution :
Given: A grocer mixes tea at INR 26 per kg and INR 32 per kg so that by selling the mixture at INR 30 per kg he may gain 10%.
Selling price = INR 30 per kg and gain = 10%.
So, the cost price of the mixture =
Now, let the ratio be
According to the question,
Hence, the correct answer is 26 : 7.
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