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27-03-2017
Mathematics

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If 30 marks is 40 percent what is full marks?

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Аноним Аноним

27-03-2017

100% are 75 marks because,30 + 30 = 60(40%+40%)then you have half 30 which is 15
60+15=74
you half the 40 and add 80 to 20
20+80=100 75 marks
hope this helped:)

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