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11-09-2018
Mathematics

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JiakSai JiakSai

11-09-2018

A : B : C = 5 : 8 : 10

A+ B = 5x + 8x = 13x

13x - 10x = 60

3x = 60

x = 20

Total = 5x + 8x + 10x = 23x

23x = 23(20) = 460 <========= answer

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