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20% of 640 = 640*20/100 = 128

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2010-12-02 17:41:55
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2012-07-05 01:20:40

% rate= (640/20) x 100% = 3200%

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Wiki User

2012-05-13 21:57:39

20 percent of 6.40 is 1.28

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Q: What is 20 percent of 6.40?
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