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Mathematics, 27.01.2021 18:10 Jade2209

Cards in a pack are black or red in the ratio black: red = 2:5
What fraction of the cards are red?
a) 7/10
b) 2/5
c) 5/7
d) 2/7

pls help

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Answers: 3

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Cards in a pack are black or red in the ratio black: red = 2:5
What fraction of the cards are...

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