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x and y very inversely. When x = 15, then y = 6. What will be the value of y when x = 9? A. 10 B. 15 C. 54 D. 135 |
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Answer» ⇒ 15 × 6 = 9 × y ⇒ y = \(\frac{15\,\times\,6}{9}\) = 10 |
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