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प्रश्न
Write whether the following statement vary directly, vary inversely with each other, or neither of the two.
The quantity of rice and its cost.
उत्तर
The quantity of rice and its cost are directly proportional to each other.
E.g., Let 1 kg of rice price = ₹ 40
Then, 2 kg of rice price = ₹ 2 × 40 = ₹ 80
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