Question

    5 kg of ₹18 per kg wheat is mixed with 2 kg of another

    type of wheat to get a mixture costing ₹20 per kg. Find the price (per kg) of the costlier wheat.
    A ₹27 Correct Answer Incorrect Answer
    B ₹25 Correct Answer Incorrect Answer
    C ₹29 Correct Answer Incorrect Answer
    D ₹30 Correct Answer Incorrect Answer

    Solution

    ATQ, Let the price of 2 kg wheat be Rs. y/kg then, (5 × 18) + (2 × y)  = 7 × 20  ⇒ 90 + 2y = 140  ⇒ 2y = 50  ⇒ y = 25

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