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In which of the following case, do the quantities vary directly with each other? |
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Answer» Option (a) Explanation: In option (a), the values of x is directly proportional to values of y, such as; y = 4x If we put the values of x = 0.5, 2, 8 and 32, we get the values of y as 2, 8, 32 and 128 respectively. |
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