Question
Abi had 2090 mℓ more juice than Kylie. After Abi gave Kylie 550 mℓ of juice, the ratio of Abi's juice to Kylie's juice became 7 : 4. How much juice did Abi have at first? Give your answer in millilitres.
4 m

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Abi had 2090 mℓ more juice than Kylie. After Abi gave Kylie 550 mℓ of juice, the ratio of Abi's juice to Kylie's juice became 7 : 4. How much juice did Abi have at first? Give your answer in millilitres.