Question
At first, Pot D and Pot E contained 0.8 ℓ and 4.9 ℓ of water respectively. Some water from Pot E was poured into Pot D with no water spilling over. In the end, there was as much water in Pot D as in Pot E. How much water was poured from Pot E to Pot D?
3 m

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At first, Pot D and Pot E contained 0.8 ℓ and 4.9 ℓ of water respectively. Some water from Pot E was poured into Pot D with no water spilling over. In the end, there was as much water in Pot D as in Pot E. How much water was poured from Pot E to Pot D?