Question
Gillian has 3 bottles of grapefruit juice. Bottle Q holds 540 mℓ more than Bottle R and Bottle R holds thrice as much as Bottle S. If Bottle S holds 680 mℓ of juice, how much does Bottle Q hold?
4 m

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Gillian has 3 bottles of grapefruit juice. Bottle Q holds 540 mℓ more than Bottle R and Bottle R holds thrice as much as Bottle S. If Bottle S holds 680 mℓ of juice, how much does Bottle Q hold?