Question
There was some dragonfruit juice in a jug at first. When 940 mℓ of dragonfruit juice was poured into it, 290 mℓ of dragonfruit juice flowed out of the jug. If the capacity of the jug was 790 mℓ, how much dragonfruit juice was in the jug at first?
2 m

Click button first when a symbol is required. X

There was some dragonfruit juice in a jug at first. When 940 mℓ of dragonfruit juice was poured into it, 290 mℓ of dragonfruit juice flowed out of the jug. If the capacity of the jug was 790 mℓ, how much dragonfruit juice was in the jug at first?