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Which can be the greatest weight that can be used a number of times to weigh 54kg and 72kg of rice?
Wiki User
∙ 10y ago
This requires the highest common factor of 54 and 72.
First split into prime factors: 54 = 2*(3^3)
72=(2^3)*(3^2)
Multiply together common prime factors: 2*3*3 = 18
18 is the HCF of 54 and 72.
Wiki User
∙ 10y ago
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