Question
A flask contains some coffee.
Bryan drinks 19 litre of coffee.
Adam drinks 13 litre of coffee.
There is 89 litre of coffee left in the flask.
How much coffee is there at first in ℓ?
Give the answer in fraction.
2 m

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A flask contains some coffee.
Bryan drinks 19 litre of coffee.
Adam drinks 13 litre of coffee.
There is 89 litre of coffee left in the flask.
How much coffee is there at first in ℓ?
Give the answer in fraction.