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Two varieties mixed in a given ratio or quantity: mean price per kg

The same question, asked 5 times: 18 Jul 2023 S2*, 12 Sep 2024 S3*, 13 Sep 2024 S1*, 17 Sep 2024 S3*, 21 Sep 2025 S1. Every wording below, oldest first.

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  1. Question 1

    18 Jul 2023 S2

    64
    If two qualities of pulses 'X' and 'Y' of prices ₹100 and ₹150 per kg are mixed in the ratio 7 : 20, then what is the price (in ₹) of this mixture of pulses (correct to the nearest Rupee)?

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  2. Question 2

    12 Sep 2024 S3

    71
    A merchant mixes two varieties of sugar of 5 kg and 3 kg, which costs him ₹4 and ₹6 per kg, respectively. What is the cost price (in ₹) of the mixture per kg?

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  3. Question 3

    13 Sep 2024 S1

    55
    A shopkeeper mixes two types of rice costing ₹250/5 kg and ₹280/5 kg in the ratio 7:87 : 8. Find the net cost of the resultant mixture (per kg).

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  4. Question 4

    17 Sep 2024 S3

    64
    42 litres of milk at ₹25 per litre is mixed with 28 litres of milk at ₹40 per litre. Find the average price of the mixture.

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  5. Question 5

    21 Sep 2025 S1

    67
    A chemist prepares 60 liters of antiseptic solution by mixing two liquids 'A' and 'B' in the ratio 2:32:3. If the cost of 'A' is Rs. 45/liter and 'B' is Rs. 30/liter, what is the average cost per liter of the final solution?

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