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Dividing by 4/7 and then multiplying by 8/9 is equivalent to dividing by what number |
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Answer» Step-by-step explanation: dividing by 4/7 means x/4/7 = 7x/4. (∵ a/(b/c) = a *(c/b) = ac/b) MULTIPLYING by 8/9 means 7x/4 * 8/9 = 14x/9 Thus it is equivalent to multiplying by 14/9. |
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