The sub-duplicate ratio of 64:81 is_____.

Answers 2

Step-by-step explanation:

The sub-duplicate ratio of 64:81 is 8:9

Answer: 8:9

Step-by-step explanation: consider the given ratio 81:64 be a: b, where a=81 and b=64. If the ratio is given in the form of a: b then the sub-duplicate ratio can be written as √a:√b . Therefore,

√81:√64=8:9

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