Question
A bottle can fill up 4 glasses. A pot can fill up 5 glasses. 1 bottle and 3 pots can fill up a container. How many glasses are needed to fill up the container?
4 m

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A bottle can fill up 4 glasses. A pot can fill up 5 glasses. 1 bottle and 3 pots can fill up a container. How many glasses are needed to fill up the container?