Question
Esther had 2360 mℓ more coffee than Kimberly. After Esther gave Kimberly 540 mℓ of coffee, the ratio of Esther's coffee to Kimberly's coffee became 7 : 3. How much coffee did Esther have at first? Give your answer in millilitres.
4 m

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Esther had 2360 mℓ more coffee than Kimberly. After Esther gave Kimberly 540 mℓ of coffee, the ratio of Esther's coffee to Kimberly's coffee became 7 : 3. How much coffee did Esther have at first? Give your answer in millilitres.