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Mathematics, 08.07.2019 07:00 oasmith2005

Mary mixes white paint and blue paint in the ratio 2: 3. she makes a total of 20 litres of paint. how much more blue paint does she need to add to the mixture so that the ratio of white paint to blue paint is 1: 7

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Mary mixes white paint and blue paint in the ratio 2: 3. she makes a total of 20 litres of paint. ho...
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