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    Question

    Two types of wheat costing ₹45 per kg and ₹65 per kg

    are blended in a ratio such that the final mixture is sold at ₹72 per kg with a 20% profit. What is the ratio in which the two types of wheat were combined?
    A 2: 3 Correct Answer Incorrect Answer
    B 3: 2 Correct Answer Incorrect Answer
    C 1: 3 Correct Answer Incorrect Answer
    D 4: 5 Correct Answer Incorrect Answer
    E 5: 3 Correct Answer Incorrect Answer

    Solution

    Let the cost of the resulting mixture = 100z  Then, 120z = 72  100z = 60 Now, using the allegation method, the ratio is (65-60): (60-45)  = 5: 15 = 1: 3  

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