Question
Jade had 1500 mℓ more tea than Olivia. After Jade gave Olivia 450 mℓ of tea, the ratio of Jade's tea to Olivia's tea became 7 : 4. How much tea did Jade have at first? Give your answer in millilitres.
4 m

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Jade had 1500 mℓ more tea than Olivia. After Jade gave Olivia 450 mℓ of tea, the ratio of Jade's tea to Olivia's tea became 7 : 4. How much tea did Jade have at first? Give your answer in millilitres.