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Question
Find:
The sub-triplicate ratio of the sub-duplicate ratio of 729x18: 64y6.
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Solution
The sub-duplicate ratio of 729x18 : 64y6
= `sqrt(729x^18): sqrt(64y^6)`
= 27x9 : 8y3
∴ The sub-triplicate ratio of 27x9 : 8y3
= `root(3)(27x^9) : root(3)(8y^3)`
= 3x3 : 2y.
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