Question
Emily had 2300 mℓ more milk than Nora. After Emily gave Nora 430 mℓ of milk, the ratio of Emily's milk to Nora's milk became 7 : 3. How much milk did Emily have at first? Give your answer in millilitres.
4 m

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Emily had 2300 mℓ more milk than Nora. After Emily gave Nora 430 mℓ of milk, the ratio of Emily's milk to Nora's milk became 7 : 3. How much milk did Emily have at first? Give your answer in millilitres.